Cayman

Showing 26701–26850 of 45550 results

  • L-826,266 is a potent and selective competitive antagonist of the prostaglandin E2 receptor subtype EP3 (Ki = 0.8 nM).{9826} It also binds to the EP4 receptor (Ki = 715 nM) but does not bind to EP1 or EP2 receptors up to a concentration of 5,000 nM. L-826,266 inhibits vasoconstriction induced by the EP3 agonist sulprostone (Item No. 14765) in a concentration-dependent manner (EC50s = 0.45-24.5 µM in isolated human pulmonary arteries).{40626} It also inhibits sulprostone-induced norepinephrine and serotonin release in rat cortex and norepinephrine release in rat vas deferens (pA2s = 7.56, 7.67, and 7.87, respectively).{40635}  

     

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  • L-826,266 is a potent and selective competitive antagonist of the prostaglandin E2 receptor subtype EP3 (Ki = 0.8 nM).{9826} It also binds to the EP4 receptor (Ki = 715 nM) but does not bind to EP1 or EP2 receptors up to a concentration of 5,000 nM. L-826,266 inhibits vasoconstriction induced by the EP3 agonist sulprostone (Item No. 14765) in a concentration-dependent manner (EC50s = 0.45-24.5 µM in isolated human pulmonary arteries).{40626} It also inhibits sulprostone-induced norepinephrine and serotonin release in rat cortex and norepinephrine release in rat vas deferens (pA2s = 7.56, 7.67, and 7.87, respectively).{40635}  

     

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  • L-826,266 is a potent and selective competitive antagonist of the prostaglandin E2 receptor subtype EP3 (Ki = 0.8 nM).{9826} It also binds to the EP4 receptor (Ki = 715 nM) but does not bind to EP1 or EP2 receptors up to a concentration of 5,000 nM. L-826,266 inhibits vasoconstriction induced by the EP3 agonist sulprostone (Item No. 14765) in a concentration-dependent manner (EC50s = 0.45-24.5 µM in isolated human pulmonary arteries).{40626} It also inhibits sulprostone-induced norepinephrine and serotonin release in rat cortex and norepinephrine release in rat vas deferens (pA2s = 7.56, 7.67, and 7.87, respectively).{40635}  

     

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  • L-826,266 is a potent and selective competitive antagonist of the prostaglandin E2 receptor subtype EP3 (Ki = 0.8 nM).{9826} It also binds to the EP4 receptor (Ki = 715 nM) but does not bind to EP1 or EP2 receptors up to a concentration of 5,000 nM. L-826,266 inhibits vasoconstriction induced by the EP3 agonist sulprostone (Item No. 14765) in a concentration-dependent manner (EC50s = 0.45-24.5 µM in isolated human pulmonary arteries).{40626} It also inhibits sulprostone-induced norepinephrine and serotonin release in rat cortex and norepinephrine release in rat vas deferens (pA2s = 7.56, 7.67, and 7.87, respectively).{40635}  

     

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  • L-858,051 is a water-soluble analog of forskolin (Item No. 11018), a cell-permeant activator of adenylate cyclase.{34032} L-858,051 activates adenylate cyclase (EC50 = 3 µM), inhibits glucose transport, and blocks cytochalasin B (Item No. 11328) binding in rat adipocyte membranes.{34031} L-858,051 is used to activate adenylate cyclase and initiate signaling through elevated cAMP synthesis in a variety of cell types in culture.{34030,34033,34034}  

     

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    SKU:21206 -

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  • L-858,051 is a water-soluble analog of forskolin (Item No. 11018), a cell-permeant activator of adenylate cyclase.{34032} L-858,051 activates adenylate cyclase (EC50 = 3 µM), inhibits glucose transport, and blocks cytochalasin B (Item No. 11328) binding in rat adipocyte membranes.{34031} L-858,051 is used to activate adenylate cyclase and initiate signaling through elevated cAMP synthesis in a variety of cell types in culture.{34030,34033,34034}  

     

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    SKU:21206 -

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  • L-858,051 is a water-soluble analog of forskolin (Item No. 11018), a cell-permeant activator of adenylate cyclase.{34032} L-858,051 activates adenylate cyclase (EC50 = 3 µM), inhibits glucose transport, and blocks cytochalasin B (Item No. 11328) binding in rat adipocyte membranes.{34031} L-858,051 is used to activate adenylate cyclase and initiate signaling through elevated cAMP synthesis in a variety of cell types in culture.{34030,34033,34034}  

     

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    Cayman
    SKU:21206 -

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  • Prostaglandin E2 (PGE2) activates four E prostanoid (EP) receptors, EP1-4. EP4 is a Gs protein-coupled receptor that, by elevating the second messenger cAMP, plays important roles in bone formation and resorption, cancer, and atherosclerosis.{16772,16773,16619} L-902,688 is a highly potent agonist of the human PGE2 receptor, EP4. It demonstrates a Ki value of 0.38 nM and an EC50 value of 0.6 nM and is >4,000-fold selective for EP4 over other EP and prostanoid receptors.{17923} L-902,688 induces thermal hyperalgesia when injected into guinea pig forepaw and increases vasodilation of human pulmonary vein.{18105,16074}  

     

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    SKU:10007712 - 1 mg

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  • Prostaglandin E2 (PGE2) activates four E prostanoid (EP) receptors, EP1-4. EP4 is a Gs protein-coupled receptor that, by elevating the second messenger cAMP, plays important roles in bone formation and resorption, cancer, and atherosclerosis.{16772,16773,16619} L-902,688 is a highly potent agonist of the human PGE2 receptor, EP4. It demonstrates a Ki value of 0.38 nM and an EC50 value of 0.6 nM and is >4,000-fold selective for EP4 over other EP and prostanoid receptors.{17923} L-902,688 induces thermal hyperalgesia when injected into guinea pig forepaw and increases vasodilation of human pulmonary vein.{18105,16074}  

     

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    Cayman
    SKU:10007712 - 10 mg

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  • Prostaglandin E2 (PGE2) activates four E prostanoid (EP) receptors, EP1-4. EP4 is a Gs protein-coupled receptor that, by elevating the second messenger cAMP, plays important roles in bone formation and resorption, cancer, and atherosclerosis.{16772,16773,16619} L-902,688 is a highly potent agonist of the human PGE2 receptor, EP4. It demonstrates a Ki value of 0.38 nM and an EC50 value of 0.6 nM and is >4,000-fold selective for EP4 over other EP and prostanoid receptors.{17923} L-902,688 induces thermal hyperalgesia when injected into guinea pig forepaw and increases vasodilation of human pulmonary vein.{18105,16074}  

     

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    Cayman
    SKU:10007712 - 5 mg

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  • Prostaglandin E2 (PGE2) activates four E prostanoid (EP) receptors, EP1-4. EP4 is a Gs protein-coupled receptor that, by elevating the second messenger cAMP, plays important roles in bone formation and resorption, cancer, and atherosclerosis.{16772,16773,16619} L-902,688 is a highly potent agonist of the human PGE2 receptor, EP4. It demonstrates a Ki value of 0.38 nM and an EC50 value of 0.6 nM and is >4,000-fold selective for EP4 over other EP and prostanoid receptors.{17923} L-902,688 induces thermal hyperalgesia when injected into guinea pig forepaw and increases vasodilation of human pulmonary vein.{18105,16074}  

     

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    Cayman
    SKU:10007712 - 500 µg

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  • L-Alanine is a non-essential amino acid.{52287} It is produced by direct β-decarboxylation of L-aspartate by L-aspartate β-decarboxylase or transamination of pyruvate in the glucose-alanine cycle and is a precursor for gluconeogenesis.{52288} Dysregulation of L-alanine metabolism is associated with various disease states, including diabetes, metabolic syndrome, ketotic hypoglycemia, and acquired acute lactic acidosis.  

     

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    SKU:29757 - 100 g

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  • L-Alanine is a non-essential amino acid.{52287} It is produced by direct β-decarboxylation of L-aspartate by L-aspartate β-decarboxylase or transamination of pyruvate in the glucose-alanine cycle and is a precursor for gluconeogenesis.{52288} Dysregulation of L-alanine metabolism is associated with various disease states, including diabetes, metabolic syndrome, ketotic hypoglycemia, and acquired acute lactic acidosis.  

     

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    Cayman
    SKU:29757 - 250 g

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  • L-Alanine is a non-essential amino acid.{52287} It is produced by direct β-decarboxylation of L-aspartate by L-aspartate β-decarboxylase or transamination of pyruvate in the glucose-alanine cycle and is a precursor for gluconeogenesis.{52288} Dysregulation of L-alanine metabolism is associated with various disease states, including diabetes, metabolic syndrome, ketotic hypoglycemia, and acquired acute lactic acidosis.  

     

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    Cayman
    SKU:29757 - 50 g

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  • L-Alanine is a non-essential amino acid.{52287} It is produced by direct β-decarboxylation of L-aspartate by L-aspartate β-decarboxylase or transamination of pyruvate in the glucose-alanine cycle and is a precursor for gluconeogenesis.{52288} Dysregulation of L-alanine metabolism is associated with various disease states, including diabetes, metabolic syndrome, ketotic hypoglycemia, and acquired acute lactic acidosis.  

     

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    SKU:29757 - 500 g

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  • L-Alanine methyl ester is an amino acid-containing building block.{46897,46898} It has been used in the synthesis of azidothymidine (AZT) nucleotides with anti-HIV activity, as well as anticancer agents.  

     

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    SKU:30527 - 10 g

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  • L-Alanine methyl ester is an amino acid-containing building block.{46897,46898} It has been used in the synthesis of azidothymidine (AZT) nucleotides with anti-HIV activity, as well as anticancer agents.  

     

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    SKU:30527 - 25 g

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  • L-Alanine methyl ester is an amino acid-containing building block.{46897,46898} It has been used in the synthesis of azidothymidine (AZT) nucleotides with anti-HIV activity, as well as anticancer agents.  

     

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    SKU:30527 - 50 g

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  • L-Alanosine is an antibiotic derived from bacterium S. alanosinicus with antineoplastic activity in cells deficient in methylthioadenosine phosphorylase (MTAP) (mean IC50 = 4.8 μM and 10 μM in T-ALL and CAK-1 cells, respectively).{34433,34434} L-Alanosine inhibits adenylosuccinate synthetase to disrupt de novo purine biosynthesis, inhibiting cellular metabolism in MTAP-deficient tumor cells.{34435,34436,34437}  

     

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  • L-Alanosine is an antibiotic derived from bacterium S. alanosinicus with antineoplastic activity in cells deficient in methylthioadenosine phosphorylase (MTAP) (mean IC50 = 4.8 μM and 10 μM in T-ALL and CAK-1 cells, respectively).{34433,34434} L-Alanosine inhibits adenylosuccinate synthetase to disrupt de novo purine biosynthesis, inhibiting cellular metabolism in MTAP-deficient tumor cells.{34435,34436,34437}  

     

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  • L-Alanosine is an antibiotic derived from bacterium S. alanosinicus with antineoplastic activity in cells deficient in methylthioadenosine phosphorylase (MTAP) (mean IC50 = 4.8 μM and 10 μM in T-ALL and CAK-1 cells, respectively).{34433,34434} L-Alanosine inhibits adenylosuccinate synthetase to disrupt de novo purine biosynthesis, inhibiting cellular metabolism in MTAP-deficient tumor cells.{34435,34436,34437}  

     

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  • L-Alanosine is an antibiotic derived from bacterium S. alanosinicus with antineoplastic activity in cells deficient in methylthioadenosine phosphorylase (MTAP) (mean IC50 = 4.8 μM and 10 μM in T-ALL and CAK-1 cells, respectively).{34433,34434} L-Alanosine inhibits adenylosuccinate synthetase to disrupt de novo purine biosynthesis, inhibiting cellular metabolism in MTAP-deficient tumor cells.{34435,34436,34437}  

     

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  • L-Alanyl-L-glutamine is a synthetic glutamine dipeptide that can attenuate oxidative stress in rodent models when administered at doses of 0.75-1.5 mg/kg.{34399,34398,34396,34394} In vivo, the parenteral administration of L-alanyl-L-glutamine to Swiss mice yields higher plasma glutamine levels compared to enteral administration.{34393} In vitro, the addition of this dipeptide (50 mM) to cultures of antibody-producing CHO cells reduces apoptosis and promotes antibody production.{34397} Treatment of insulin-secreting BRIN-BD11 β-cells with L-alanyl-L-glutamine (2 mM) protects against the inflammatory effects of exposure to lipopolysaccharide-treated primary macrophages.{34395}  

     

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    SKU:21809 -

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  • L-Alanyl-L-glutamine is a synthetic glutamine dipeptide that can attenuate oxidative stress in rodent models when administered at doses of 0.75-1.5 mg/kg.{34399,34398,34396,34394} In vivo, the parenteral administration of L-alanyl-L-glutamine to Swiss mice yields higher plasma glutamine levels compared to enteral administration.{34393} In vitro, the addition of this dipeptide (50 mM) to cultures of antibody-producing CHO cells reduces apoptosis and promotes antibody production.{34397} Treatment of insulin-secreting BRIN-BD11 β-cells with L-alanyl-L-glutamine (2 mM) protects against the inflammatory effects of exposure to lipopolysaccharide-treated primary macrophages.{34395}  

     

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    Cayman
    SKU:21809 -

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  • L-Alanyl-L-glutamine is a synthetic glutamine dipeptide that can attenuate oxidative stress in rodent models when administered at doses of 0.75-1.5 mg/kg.{34399,34398,34396,34394} In vivo, the parenteral administration of L-alanyl-L-glutamine to Swiss mice yields higher plasma glutamine levels compared to enteral administration.{34393} In vitro, the addition of this dipeptide (50 mM) to cultures of antibody-producing CHO cells reduces apoptosis and promotes antibody production.{34397} Treatment of insulin-secreting BRIN-BD11 β-cells with L-alanyl-L-glutamine (2 mM) protects against the inflammatory effects of exposure to lipopolysaccharide-treated primary macrophages.{34395}  

     

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    Cayman
    SKU:21809 -

    Out of stock

  • L-Alanyl-L-glutamine is a synthetic glutamine dipeptide that can attenuate oxidative stress in rodent models when administered at doses of 0.75-1.5 mg/kg.{34399,34398,34396,34394} In vivo, the parenteral administration of L-alanyl-L-glutamine to Swiss mice yields higher plasma glutamine levels compared to enteral administration.{34393} In vitro, the addition of this dipeptide (50 mM) to cultures of antibody-producing CHO cells reduces apoptosis and promotes antibody production.{34397} Treatment of insulin-secreting BRIN-BD11 β-cells with L-alanyl-L-glutamine (2 mM) protects against the inflammatory effects of exposure to lipopolysaccharide-treated primary macrophages.{34395}  

     

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    Cayman
    SKU:21809 -

    Out of stock

  • L-Allylglycine is an amino acid derivative that reduces glutamate decarboxylase (GAD) activity by 60% when administered at a dose of 39.8 μmol/g per hour ex vivo in mouse brain preparations.{36239} L-Allylglycine (1.2 mmol/kg, i.p.) induces convulsions and decreases GABA concentration throughout the cerebellum, pons, medulla, striatum, cortex, and hippocampus in mice.{36240} Chronic administration (3.2 μg/0.5 μl per hour for 13 days) of L-allylglycine in rats increases locomotor activity in an open field test and impairs attention in the 5-choice serial reaction time task (5CSRTT).{36241} In vitro, L-allylglycine inhibits GAD only when used at high concentrations (1-80 mM). The more potent in vivo activity can be attributed to metabolic conversion of L-allylglycine to 2-keto-4-pentanoic acid, a more potent convulsant and GAD inhibitor.  

     

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    SKU:23348 - 1 g

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  • L-Allylglycine is an amino acid derivative that reduces glutamate decarboxylase (GAD) activity by 60% when administered at a dose of 39.8 μmol/g per hour ex vivo in mouse brain preparations.{36239} L-Allylglycine (1.2 mmol/kg, i.p.) induces convulsions and decreases GABA concentration throughout the cerebellum, pons, medulla, striatum, cortex, and hippocampus in mice.{36240} Chronic administration (3.2 μg/0.5 μl per hour for 13 days) of L-allylglycine in rats increases locomotor activity in an open field test and impairs attention in the 5-choice serial reaction time task (5CSRTT).{36241} In vitro, L-allylglycine inhibits GAD only when used at high concentrations (1-80 mM). The more potent in vivo activity can be attributed to metabolic conversion of L-allylglycine to 2-keto-4-pentanoic acid, a more potent convulsant and GAD inhibitor.  

     

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    SKU:23348 - 250 mg

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  • L-Allylglycine is an amino acid derivative that reduces glutamate decarboxylase (GAD) activity by 60% when administered at a dose of 39.8 μmol/g per hour ex vivo in mouse brain preparations.{36239} L-Allylglycine (1.2 mmol/kg, i.p.) induces convulsions and decreases GABA concentration throughout the cerebellum, pons, medulla, striatum, cortex, and hippocampus in mice.{36240} Chronic administration (3.2 μg/0.5 μl per hour for 13 days) of L-allylglycine in rats increases locomotor activity in an open field test and impairs attention in the 5-choice serial reaction time task (5CSRTT).{36241} In vitro, L-allylglycine inhibits GAD only when used at high concentrations (1-80 mM). The more potent in vivo activity can be attributed to metabolic conversion of L-allylglycine to 2-keto-4-pentanoic acid, a more potent convulsant and GAD inhibitor.  

     

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    SKU:23348 - 5 g

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  • L-Allylglycine is an amino acid derivative that reduces glutamate decarboxylase (GAD) activity by 60% when administered at a dose of 39.8 μmol/g per hour ex vivo in mouse brain preparations.{36239} L-Allylglycine (1.2 mmol/kg, i.p.) induces convulsions and decreases GABA concentration throughout the cerebellum, pons, medulla, striatum, cortex, and hippocampus in mice.{36240} Chronic administration (3.2 μg/0.5 μl per hour for 13 days) of L-allylglycine in rats increases locomotor activity in an open field test and impairs attention in the 5-choice serial reaction time task (5CSRTT).{36241} In vitro, L-allylglycine inhibits GAD only when used at high concentrations (1-80 mM). The more potent in vivo activity can be attributed to metabolic conversion of L-allylglycine to 2-keto-4-pentanoic acid, a more potent convulsant and GAD inhibitor.  

     

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    SKU:23348 - 500 mg

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  • L-ANAP is an unnatural amino acid with intrinsic fluorescence that can be genetically encoded into proteins.{28417} This technology allows incorporation of L-ANAP into virtually any site on a protein, providing a unique method for imaging biological processes in vivo.  

     

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  • L-ANAP is an unnatural amino acid with intrinsic fluorescence that can be genetically encoded into proteins.{28417} This technology allows incorporation of L-ANAP into virtually any site on a protein, providing a unique method for imaging biological processes in vivo.  

     

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  • L-ANAP is an unnatural amino acid with intrinsic fluorescence that can be genetically encoded into proteins.{28417} This technology allows incorporation of L-ANAP into virtually any site on a protein, providing a unique method for imaging biological processes in vivo.  

     

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  • Metabotropic glutamate receptors (mGluR) function to modulate excitatory synaptic transmission in the brain. Eight subtypes (1-8) and multiple splice variants of the mGluR have been identified and grouped based on their pharmacological properties. Group I mGluRs (subtypes 1 and 5) activate the phosphatidyl inositol pathway, while Group II (2 and 3) and Group III (4, 6, 7, and 8) inhibit adenylyl cyclase. L-AP4, an analog of L-glutamic acid, is a selective Group III mGluR agonist that functions presynaptically to suppress glutamate release (IC50 = 2.5 μM).{22831,22827,21634} L-AP4 has been shown to depress synaptic transmission in glutamatergic pathways in the hippocampus, olfactory bulb, and retina as well as act as an agonist at the quisqualate-sensitized AP6 site in hippocampus.{22831}  

     

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  • Metabotropic glutamate receptors (mGluR) function to modulate excitatory synaptic transmission in the brain. Eight subtypes (1-8) and multiple splice variants of the mGluR have been identified and grouped based on their pharmacological properties. Group I mGluRs (subtypes 1 and 5) activate the phosphatidyl inositol pathway, while Group II (2 and 3) and Group III (4, 6, 7, and 8) inhibit adenylyl cyclase. L-AP4, an analog of L-glutamic acid, is a selective Group III mGluR agonist that functions presynaptically to suppress glutamate release (IC50 = 2.5 μM).{22831,22827,21634} L-AP4 has been shown to depress synaptic transmission in glutamatergic pathways in the hippocampus, olfactory bulb, and retina as well as act as an agonist at the quisqualate-sensitized AP6 site in hippocampus.{22831}  

     

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  • Metabotropic glutamate receptors (mGluR) function to modulate excitatory synaptic transmission in the brain. Eight subtypes (1-8) and multiple splice variants of the mGluR have been identified and grouped based on their pharmacological properties. Group I mGluRs (subtypes 1 and 5) activate the phosphatidyl inositol pathway, while Group II (2 and 3) and Group III (4, 6, 7, and 8) inhibit adenylyl cyclase. L-AP4, an analog of L-glutamic acid, is a selective Group III mGluR agonist that functions presynaptically to suppress glutamate release (IC50 = 2.5 μM).{22831,22827,21634} L-AP4 has been shown to depress synaptic transmission in glutamatergic pathways in the hippocampus, olfactory bulb, and retina as well as act as an agonist at the quisqualate-sensitized AP6 site in hippocampus.{22831}  

     

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  • Metabotropic glutamate receptors (mGluR) function to modulate excitatory synaptic transmission in the brain. Eight subtypes (1-8) and multiple splice variants of the mGluR have been identified and grouped based on their pharmacological properties. Group I mGluRs (subtypes 1 and 5) activate the phosphatidyl inositol pathway, while Group II (2 and 3) and Group III (4, 6, 7, and 8) inhibit adenylyl cyclase. L-AP4, an analog of L-glutamic acid, is a selective Group III mGluR agonist that functions presynaptically to suppress glutamate release (IC50 = 2.5 μM).{22831,22827,21634} L-AP4 has been shown to depress synaptic transmission in glutamatergic pathways in the hippocampus, olfactory bulb, and retina as well as act as an agonist at the quisqualate-sensitized AP6 site in hippocampus.{22831}  

     

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  • L-Arginine is an amino acid and precursor of nitric oxide (NO).{41250} L-Arginine is a substrate for NO synthase that is oxidized to form NO and L-citrulline. It enhances NO release in porcine aortic endothelial cells treated with bradykinin (Item No. 15539) or A23187 (Item No. 11016).{41249} L-Arginine (30 and 300 mg/kg, i.v.) induces dilation of pial arterioles and increases cerebral blood flow in normotensive and spontaneously hypertensive rats.{41248} It also reduces infarct size by 35 and 28% in normotensive and spontaneously hypertensive rats, respectively, following middle cerebral artery occlusion.  

     

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    SKU:23703 - 100 g

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  • L-Arginine is an amino acid and precursor of nitric oxide (NO).{41250} L-Arginine is a substrate for NO synthase that is oxidized to form NO and L-citrulline. It enhances NO release in porcine aortic endothelial cells treated with bradykinin (Item No. 15539) or A23187 (Item No. 11016).{41249} L-Arginine (30 and 300 mg/kg, i.v.) induces dilation of pial arterioles and increases cerebral blood flow in normotensive and spontaneously hypertensive rats.{41248} It also reduces infarct size by 35 and 28% in normotensive and spontaneously hypertensive rats, respectively, following middle cerebral artery occlusion.  

     

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    SKU:23703 - 25 g

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  • L-Arginine is an amino acid and precursor of nitric oxide (NO).{41250} L-Arginine is a substrate for NO synthase that is oxidized to form NO and L-citrulline. It enhances NO release in porcine aortic endothelial cells treated with bradykinin (Item No. 15539) or A23187 (Item No. 11016).{41249} L-Arginine (30 and 300 mg/kg, i.v.) induces dilation of pial arterioles and increases cerebral blood flow in normotensive and spontaneously hypertensive rats.{41248} It also reduces infarct size by 35 and 28% in normotensive and spontaneously hypertensive rats, respectively, following middle cerebral artery occlusion.  

     

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    SKU:23703 - 50 g

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  • L-Ascorbic acid is a naturally occurring electron donor and therefore serves as a reducing agent.{18457} It is synthesized from glucose in the liver of most mammalian species, excluding humans, non-human primates, or guinea pigs who must obtain it through dietary consumption. In humans, L-Ascorbic acid acts as an electron donor for eight different enzymes, including those related to collagen hydroxylation, carnitine synthesis (which aids in the generation of adenosine triphosphate), norepinephrine synthesis, tyrosine metabolism, and amidating peptides.{18461,18452,18453,18454,18456} L-Ascorbic acid demonstrates antioxidant activity that may be of some benefit for reducing the risk of developing chronic diseases such as cancer, cardiovascular disease, and cataracts.{18457}  

     

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  • L-Ascorbic acid is a naturally occurring electron donor and therefore serves as a reducing agent.{18457} It is synthesized from glucose in the liver of most mammalian species, excluding humans, non-human primates, or guinea pigs who must obtain it through dietary consumption. In humans, L-Ascorbic acid acts as an electron donor for eight different enzymes, including those related to collagen hydroxylation, carnitine synthesis (which aids in the generation of adenosine triphosphate), norepinephrine synthesis, tyrosine metabolism, and amidating peptides.{18461,18452,18453,18454,18456} L-Ascorbic acid demonstrates antioxidant activity that may be of some benefit for reducing the risk of developing chronic diseases such as cancer, cardiovascular disease, and cataracts.{18457}  

     

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  • L-Ascorbic acid is a naturally occurring electron donor and therefore serves as a reducing agent.{18457} It is synthesized from glucose in the liver of most mammalian species, excluding humans, non-human primates, or guinea pigs who must obtain it through dietary consumption. In humans, L-Ascorbic acid acts as an electron donor for eight different enzymes, including those related to collagen hydroxylation, carnitine synthesis (which aids in the generation of adenosine triphosphate), norepinephrine synthesis, tyrosine metabolism, and amidating peptides.{18461,18452,18453,18454,18456} L-Ascorbic acid demonstrates antioxidant activity that may be of some benefit for reducing the risk of developing chronic diseases such as cancer, cardiovascular disease, and cataracts.{18457}  

     

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  • L-Ascorbic acid (vitamin C; Item No. 14656) is essential for the synthesis of collagen, with deficiency resulting in scurvy.{18461} Notably, humans and other primates, guinea pigs, and certain other animals lack an enzyme necessary for vitamin C synthesis.{18461} L-Ascorbic acid 2-phosphate (AA2P) is a long-acting ascorbic acid derivative that stimulates collagen expression and formation and is used in human cell culture.{26913,26914} It may be included in media to enhance the survival of human embryonic stem cells or increase the growth and replicative lifespan of human corneal endothelial cells.{26910,26911} AA2P is also used to drive osteogenic differentiation in human adipose stem cells and in human mesenchymal stromal/stem cells.{26912,26916,26915}  

     

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  • L-Ascorbic acid (vitamin C; Item No. 14656) is essential for the synthesis of collagen, with deficiency resulting in scurvy.{18461} Notably, humans and other primates, guinea pigs, and certain other animals lack an enzyme necessary for vitamin C synthesis.{18461} L-Ascorbic acid 2-phosphate (AA2P) is a long-acting ascorbic acid derivative that stimulates collagen expression and formation and is used in human cell culture.{26913,26914} It may be included in media to enhance the survival of human embryonic stem cells or increase the growth and replicative lifespan of human corneal endothelial cells.{26910,26911} AA2P is also used to drive osteogenic differentiation in human adipose stem cells and in human mesenchymal stromal/stem cells.{26912,26916,26915}  

     

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  • L-Ascorbic acid (vitamin C; Item No. 14656) is essential for the synthesis of collagen, with deficiency resulting in scurvy.{18461} Notably, humans and other primates, guinea pigs, and certain other animals lack an enzyme necessary for vitamin C synthesis.{18461} L-Ascorbic acid 2-phosphate (AA2P) is a long-acting ascorbic acid derivative that stimulates collagen expression and formation and is used in human cell culture.{26913,26914} It may be included in media to enhance the survival of human embryonic stem cells or increase the growth and replicative lifespan of human corneal endothelial cells.{26910,26911} AA2P is also used to drive osteogenic differentiation in human adipose stem cells and in human mesenchymal stromal/stem cells.{26912,26916,26915}  

     

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    Cayman
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  • L-Biopterin is the oxidized form of tetrahydro-L-biopterin (BH4), a nitric oxide synthase (NOS) cofactor. L-Biopterin can be reduced to BH4 via thioredoxin reductase followed by dihydropteridine reductase or reduced glutathione. It is extremely toxic to human melanocytes in culture (IC50 = 0.2 µM after 48 hrs).{15034} L-Biopterin is rarely found under physiological conditions except in the epidermis of patients with the depigmentation disorder Vitiligo.{15033}  

     

    Brand:
    Cayman
    SKU:10007662 - 10 mg

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  • L-Biopterin is the oxidized form of tetrahydro-L-biopterin (BH4), a nitric oxide synthase (NOS) cofactor. L-Biopterin can be reduced to BH4 via thioredoxin reductase followed by dihydropteridine reductase or reduced glutathione. It is extremely toxic to human melanocytes in culture (IC50 = 0.2 µM after 48 hrs).{15034} L-Biopterin is rarely found under physiological conditions except in the epidermis of patients with the depigmentation disorder Vitiligo.{15033}  

     

    Brand:
    Cayman
    SKU:10007662 - 25 mg

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  • L-Biopterin is the oxidized form of tetrahydro-L-biopterin (BH4), a nitric oxide synthase (NOS) cofactor. L-Biopterin can be reduced to BH4 via thioredoxin reductase followed by dihydropteridine reductase or reduced glutathione. It is extremely toxic to human melanocytes in culture (IC50 = 0.2 µM after 48 hrs).{15034} L-Biopterin is rarely found under physiological conditions except in the epidermis of patients with the depigmentation disorder Vitiligo.{15033}  

     

    Brand:
    Cayman
    SKU:10007662 - 5 mg

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  • L-Biopterin is the oxidized form of tetrahydro-L-biopterin (BH4), a nitric oxide synthase (NOS) cofactor. L-Biopterin can be reduced to BH4 via thioredoxin reductase followed by dihydropteridine reductase or reduced glutathione. It is extremely toxic to human melanocytes in culture (IC50 = 0.2 µM after 48 hrs).{15034} L-Biopterin is rarely found under physiological conditions except in the epidermis of patients with the depigmentation disorder Vitiligo.{15033}  

     

    Brand:
    Cayman
    SKU:10007662 - 50 mg

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  • L-Buthionine-(S,R)-sulfoximine is an irreversible inhibitor of γ-glutamylcysteine synthetase (Ki <100 μM), the rate-limiting enzyme for L-glutathione (GSH) synthesis, that induces oxidative stress in cells by depleting GSH.{22905,22906} Administration of L-buthionine-(S,R)-sulfoximine leads to decreased GSH levels in virtually all tissues and is associated with tissue damage and apoptosis.{22908,22904} Whereas elevated glutathione levels are associated with tumor cell resistance, L-buthionine-(S,R)-sulfoximine has been shown to enhance the toxicity of various chemotherapeutic agents in drug-resistant tumors.{22907}  

     

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  • L-Buthionine-(S,R)-sulfoximine is an irreversible inhibitor of γ-glutamylcysteine synthetase (Ki <100 μM), the rate-limiting enzyme for L-glutathione (GSH) synthesis, that induces oxidative stress in cells by depleting GSH.{22905,22906} Administration of L-buthionine-(S,R)-sulfoximine leads to decreased GSH levels in virtually all tissues and is associated with tissue damage and apoptosis.{22908,22904} Whereas elevated glutathione levels are associated with tumor cell resistance, L-buthionine-(S,R)-sulfoximine has been shown to enhance the toxicity of various chemotherapeutic agents in drug-resistant tumors.{22907}  

     

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  • L-Buthionine-(S,R)-sulfoximine is an irreversible inhibitor of γ-glutamylcysteine synthetase (Ki <100 μM), the rate-limiting enzyme for L-glutathione (GSH) synthesis, that induces oxidative stress in cells by depleting GSH.{22905,22906} Administration of L-buthionine-(S,R)-sulfoximine leads to decreased GSH levels in virtually all tissues and is associated with tissue damage and apoptosis.{22908,22904} Whereas elevated glutathione levels are associated with tumor cell resistance, L-buthionine-(S,R)-sulfoximine has been shown to enhance the toxicity of various chemotherapeutic agents in drug-resistant tumors.{22907}  

     

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  • L-Canaline is an aminooxy analog of ornithine that irreversibly inhibits aminotransferases (transaminases), including ornithine aminotransferase (Ki = 2 µM).{29314,29315,29317} It forms oximes with α-keto acids and aldehydes, most notably with pyridoxal phosphate, an essential cofactor of aminotransferases.{29317} L-Canaline is naturally found in plants, including legumes, and is involved in the metabolism of L-canavanine, an aminooxy analog of arginine.{29316} It is cytotoxic to a range of organisms, including bacteria, insects, and parasites.{29315,29316,29313}  

     

    Brand:
    Cayman
    SKU:9002357 - 1 mg

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  • L-Canaline is an aminooxy analog of ornithine that irreversibly inhibits aminotransferases (transaminases), including ornithine aminotransferase (Ki = 2 µM).{29314,29315,29317} It forms oximes with α-keto acids and aldehydes, most notably with pyridoxal phosphate, an essential cofactor of aminotransferases.{29317} L-Canaline is naturally found in plants, including legumes, and is involved in the metabolism of L-canavanine, an aminooxy analog of arginine.{29316} It is cytotoxic to a range of organisms, including bacteria, insects, and parasites.{29315,29316,29313}  

     

    Brand:
    Cayman
    SKU:9002357 - 10 mg

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  • L-Canaline is an aminooxy analog of ornithine that irreversibly inhibits aminotransferases (transaminases), including ornithine aminotransferase (Ki = 2 µM).{29314,29315,29317} It forms oximes with α-keto acids and aldehydes, most notably with pyridoxal phosphate, an essential cofactor of aminotransferases.{29317} L-Canaline is naturally found in plants, including legumes, and is involved in the metabolism of L-canavanine, an aminooxy analog of arginine.{29316} It is cytotoxic to a range of organisms, including bacteria, insects, and parasites.{29315,29316,29313}  

     

    Brand:
    Cayman
    SKU:9002357 - 25 mg

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  • L-Canaline is an aminooxy analog of ornithine that irreversibly inhibits aminotransferases (transaminases), including ornithine aminotransferase (Ki = 2 µM).{29314,29315,29317} It forms oximes with α-keto acids and aldehydes, most notably with pyridoxal phosphate, an essential cofactor of aminotransferases.{29317} L-Canaline is naturally found in plants, including legumes, and is involved in the metabolism of L-canavanine, an aminooxy analog of arginine.{29316} It is cytotoxic to a range of organisms, including bacteria, insects, and parasites.{29315,29316,29313}  

     

    Brand:
    Cayman
    SKU:9002357 - 5 mg

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  • L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:21489 -

    Out of stock

  • L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:21489 -

    Out of stock

  • L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:21489 -

    Out of stock

  • L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:21489 -

    Out of stock

  • L-Carnitine-d3 is intended for use as an internal standard for the quantification of L-carnitine (Item No. 21489) by GC- or LC-MS. L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:26565 - 1 mg

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  • L-Carnitine-d3 is intended for use as an internal standard for the quantification of L-carnitine (Item No. 21489) by GC- or LC-MS. L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:26565 - 10 mg

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  • L-Carnitine-d3 is intended for use as an internal standard for the quantification of L-carnitine (Item No. 21489) by GC- or LC-MS. L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:26565 - 25 mg

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  • L-Carnitine-d3 is intended for use as an internal standard for the quantification of L-carnitine (Item No. 21489) by GC- or LC-MS. L-Carnitine is an essential metabolite that has diverse roles in metabolism, most notably facilitating the transport of long-chain fatty acids into the mitochondrial matrix for β-oxidation.{27352,27356} L-Carnitine is obtained from dietary sources or by the metabolism of lysine and methionine. It is also important for the maintenance of coenzyme A (CoA; Item No. 16147) stores.  

     

    Brand:
    Cayman
    SKU:26565 - 5 mg

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  • L-Carnosine is a dipeptide composed of β-alanine and L-histidine that has been found in rat olfactory bulb, skeletal muscle, brain, kidney, and spleen tissues, as well as human skeletal muscle, and has diverse biological activities.{53448} It is a metal chelator that forms complexes with copper, cobalt, nickel, cadmium, or zinc. Dietary administration of L-carnosine (60 mg/kg per day) reduces plasma levels of advanced glycation end products (AGEs) in diabetic rats.{53449} It reduces brain edema, blood-brain barrier disruption, microglial activation, and neuronal apoptosis in a rat model of intracerebral hemorrhage when administered at a dose of 1,000 mg/kg.{53450} L-Carnosine (250, 500, and 1,000 mg/kg, i.p.) reduces hepatic protein carbonylation and necrosis in a rat model of cirrhosis induced by bile duct ligation.{53451} It also reduces lung myeloperoxidase (MPO) activity, production of reactive oxygen species (ROS), and TNF-α and IL-6 levels, as well as alveolar hemorrhage, interstitial edema, and pulmonary leukocyte infiltration in a mouse model of LPS-induced lung injury.{53452}  

     

    Brand:
    Cayman
    SKU:29825 - 10 g

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  • L-Carnosine is a dipeptide composed of β-alanine and L-histidine that has been found in rat olfactory bulb, skeletal muscle, brain, kidney, and spleen tissues, as well as human skeletal muscle, and has diverse biological activities.{53448} It is a metal chelator that forms complexes with copper, cobalt, nickel, cadmium, or zinc. Dietary administration of L-carnosine (60 mg/kg per day) reduces plasma levels of advanced glycation end products (AGEs) in diabetic rats.{53449} It reduces brain edema, blood-brain barrier disruption, microglial activation, and neuronal apoptosis in a rat model of intracerebral hemorrhage when administered at a dose of 1,000 mg/kg.{53450} L-Carnosine (250, 500, and 1,000 mg/kg, i.p.) reduces hepatic protein carbonylation and necrosis in a rat model of cirrhosis induced by bile duct ligation.{53451} It also reduces lung myeloperoxidase (MPO) activity, production of reactive oxygen species (ROS), and TNF-α and IL-6 levels, as well as alveolar hemorrhage, interstitial edema, and pulmonary leukocyte infiltration in a mouse model of LPS-induced lung injury.{53452}  

     

    Brand:
    Cayman
    SKU:29825 - 25 g

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  • L-Carnosine is a dipeptide composed of β-alanine and L-histidine that has been found in rat olfactory bulb, skeletal muscle, brain, kidney, and spleen tissues, as well as human skeletal muscle, and has diverse biological activities.{53448} It is a metal chelator that forms complexes with copper, cobalt, nickel, cadmium, or zinc. Dietary administration of L-carnosine (60 mg/kg per day) reduces plasma levels of advanced glycation end products (AGEs) in diabetic rats.{53449} It reduces brain edema, blood-brain barrier disruption, microglial activation, and neuronal apoptosis in a rat model of intracerebral hemorrhage when administered at a dose of 1,000 mg/kg.{53450} L-Carnosine (250, 500, and 1,000 mg/kg, i.p.) reduces hepatic protein carbonylation and necrosis in a rat model of cirrhosis induced by bile duct ligation.{53451} It also reduces lung myeloperoxidase (MPO) activity, production of reactive oxygen species (ROS), and TNF-α and IL-6 levels, as well as alveolar hemorrhage, interstitial edema, and pulmonary leukocyte infiltration in a mouse model of LPS-induced lung injury.{53452}  

     

    Brand:
    Cayman
    SKU:29825 - 5 g

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  • L-Carnosine is a dipeptide composed of β-alanine and L-histidine that has been found in rat olfactory bulb, skeletal muscle, brain, kidney, and spleen tissues, as well as human skeletal muscle, and has diverse biological activities.{53448} It is a metal chelator that forms complexes with copper, cobalt, nickel, cadmium, or zinc. Dietary administration of L-carnosine (60 mg/kg per day) reduces plasma levels of advanced glycation end products (AGEs) in diabetic rats.{53449} It reduces brain edema, blood-brain barrier disruption, microglial activation, and neuronal apoptosis in a rat model of intracerebral hemorrhage when administered at a dose of 1,000 mg/kg.{53450} L-Carnosine (250, 500, and 1,000 mg/kg, i.p.) reduces hepatic protein carbonylation and necrosis in a rat model of cirrhosis induced by bile duct ligation.{53451} It also reduces lung myeloperoxidase (MPO) activity, production of reactive oxygen species (ROS), and TNF-α and IL-6 levels, as well as alveolar hemorrhage, interstitial edema, and pulmonary leukocyte infiltration in a mouse model of LPS-induced lung injury.{53452}  

     

    Brand:
    Cayman
    SKU:29825 - 50 g

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  • L-Cycloserine is a potent inhibitor of serine palmitoyl transferase (SPT), the first enzyme in the sphingolipid synthesis pathway.{39381} It inhibits bacterial SPT activity by 80% at a concentration of 25 µM, which is 100 times more potent than D-cycloserine (Item No. 22194). L-Cycloserine inhibits SPT activity up to 86% in a dose-dependent manner in microsomes prepared from mouse brain following administration of doses ranging from 25-200 mg/kg. It also inhibits SPT in rabbit aorta and several aminotransferases in vitro and in vivo in rat.{39382,39383} L-Cycloserine inhibits the growth of M. tuberculosis through branched chain aminotransferase inactivation, and it does so more rapidly and potently than D-cycloserine (MICs = 0.3 and 2.3 µg/ml, respectively).{39380}  

     

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    Cayman
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  • L-Cycloserine is a potent inhibitor of serine palmitoyl transferase (SPT), the first enzyme in the sphingolipid synthesis pathway.{39381} It inhibits bacterial SPT activity by 80% at a concentration of 25 µM, which is 100 times more potent than D-cycloserine (Item No. 22194). L-Cycloserine inhibits SPT activity up to 86% in a dose-dependent manner in microsomes prepared from mouse brain following administration of doses ranging from 25-200 mg/kg. It also inhibits SPT in rabbit aorta and several aminotransferases in vitro and in vivo in rat.{39382,39383} L-Cycloserine inhibits the growth of M. tuberculosis through branched chain aminotransferase inactivation, and it does so more rapidly and potently than D-cycloserine (MICs = 0.3 and 2.3 µg/ml, respectively).{39380}  

     

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    Cayman
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  • L-Cycloserine is a potent inhibitor of serine palmitoyl transferase (SPT), the first enzyme in the sphingolipid synthesis pathway.{39381} It inhibits bacterial SPT activity by 80% at a concentration of 25 µM, which is 100 times more potent than D-cycloserine (Item No. 22194). L-Cycloserine inhibits SPT activity up to 86% in a dose-dependent manner in microsomes prepared from mouse brain following administration of doses ranging from 25-200 mg/kg. It also inhibits SPT in rabbit aorta and several aminotransferases in vitro and in vivo in rat.{39382,39383} L-Cycloserine inhibits the growth of M. tuberculosis through branched chain aminotransferase inactivation, and it does so more rapidly and potently than D-cycloserine (MICs = 0.3 and 2.3 µg/ml, respectively).{39380}  

     

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    Cayman
    SKU:-

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  • L-Cycloserine is a potent inhibitor of serine palmitoyl transferase (SPT), the first enzyme in the sphingolipid synthesis pathway.{39381} It inhibits bacterial SPT activity by 80% at a concentration of 25 µM, which is 100 times more potent than D-cycloserine (Item No. 22194). L-Cycloserine inhibits SPT activity up to 86% in a dose-dependent manner in microsomes prepared from mouse brain following administration of doses ranging from 25-200 mg/kg. It also inhibits SPT in rabbit aorta and several aminotransferases in vitro and in vivo in rat.{39382,39383} L-Cycloserine inhibits the growth of M. tuberculosis through branched chain aminotransferase inactivation, and it does so more rapidly and potently than D-cycloserine (MICs = 0.3 and 2.3 µg/ml, respectively).{39380}  

     

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    Cayman
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  • L-Cysteine-glutathione disulfide, a glutathione derivative endogenous to mammalian cells, is comprised of the oxidized form of free glutathione tripeptide linked via a disulfide bond to L-cysteine.{28543} It has been shown to protect mice against acetaminophen-induced hepatotoxicity.{28542}  

     

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    Cayman
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  • L-Cysteine-glutathione disulfide, a glutathione derivative endogenous to mammalian cells, is comprised of the oxidized form of free glutathione tripeptide linked via a disulfide bond to L-cysteine.{28543} It has been shown to protect mice against acetaminophen-induced hepatotoxicity.{28542}  

     

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    Cayman
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  • L-Cysteine-glutathione disulfide, a glutathione derivative endogenous to mammalian cells, is comprised of the oxidized form of free glutathione tripeptide linked via a disulfide bond to L-cysteine.{28543} It has been shown to protect mice against acetaminophen-induced hepatotoxicity.{28542}  

     

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    Cayman
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  • L-Cysteinesulfinic acid is an excitatory amino acid and agonist of metabotropic glutamate receptors (mGluRs).{49465,49466} It increases intracellular inositol phosphate levels in CHO cells expressing mGluR1, mGluR5, or mGluR8 (EC50s = 120, 30, and 110 μM, respectively) and inhibits forskolin-induced cAMP production in CHO cells expressing mGluR2 or mGluR6 and hamster kidney cells expressing mGluR4 (EC50s = 100, 100, and 2,000 μM, respectively).{49466} It selectively binds to mGluR1α (Ki = 3,510 nM) over adrenergic, dopamine, histamine, muscarinic, nicotinic, or serotonin receptors (Kis = >10,000 nM for all). L-Cysteinesulfinic acid (1 mM) decreases mean arterial blood pressure and heart rate in rats when microinjected into the nucleus tractus solitarius (NTS).{49465} L-Cysteinesulfinic acid can be formed via oxidation of L-cysteine by reactive oxygen species (ROS), and conversion of cysteine to L-cysteinesulfinic acid in cysteine-containing peptide probes has been used to measure oxidative stress.{49467}  

     

    Brand:
    Cayman
    SKU:29597 - 100 mg

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  • L-Cysteinesulfinic acid is an excitatory amino acid and agonist of metabotropic glutamate receptors (mGluRs).{49465,49466} It increases intracellular inositol phosphate levels in CHO cells expressing mGluR1, mGluR5, or mGluR8 (EC50s = 120, 30, and 110 μM, respectively) and inhibits forskolin-induced cAMP production in CHO cells expressing mGluR2 or mGluR6 and hamster kidney cells expressing mGluR4 (EC50s = 100, 100, and 2,000 μM, respectively).{49466} It selectively binds to mGluR1α (Ki = 3,510 nM) over adrenergic, dopamine, histamine, muscarinic, nicotinic, or serotonin receptors (Kis = >10,000 nM for all). L-Cysteinesulfinic acid (1 mM) decreases mean arterial blood pressure and heart rate in rats when microinjected into the nucleus tractus solitarius (NTS).{49465} L-Cysteinesulfinic acid can be formed via oxidation of L-cysteine by reactive oxygen species (ROS), and conversion of cysteine to L-cysteinesulfinic acid in cysteine-containing peptide probes has been used to measure oxidative stress.{49467}  

     

    Brand:
    Cayman
    SKU:29597 - 25 mg

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  • L-Cysteinesulfinic acid is an excitatory amino acid and agonist of metabotropic glutamate receptors (mGluRs).{49465,49466} It increases intracellular inositol phosphate levels in CHO cells expressing mGluR1, mGluR5, or mGluR8 (EC50s = 120, 30, and 110 μM, respectively) and inhibits forskolin-induced cAMP production in CHO cells expressing mGluR2 or mGluR6 and hamster kidney cells expressing mGluR4 (EC50s = 100, 100, and 2,000 μM, respectively).{49466} It selectively binds to mGluR1α (Ki = 3,510 nM) over adrenergic, dopamine, histamine, muscarinic, nicotinic, or serotonin receptors (Kis = >10,000 nM for all). L-Cysteinesulfinic acid (1 mM) decreases mean arterial blood pressure and heart rate in rats when microinjected into the nucleus tractus solitarius (NTS).{49465} L-Cysteinesulfinic acid can be formed via oxidation of L-cysteine by reactive oxygen species (ROS), and conversion of cysteine to L-cysteinesulfinic acid in cysteine-containing peptide probes has been used to measure oxidative stress.{49467}  

     

    Brand:
    Cayman
    SKU:29597 - 50 mg

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  • L-Cystine is a dimeric form of cysteine that is formed by the covalent oxidative linkage of two cysteine residues.{61138} It accumulates in the lysosomes of patients with cystinosis, an autosomal recessive lysosomal storage disorder, and is associated with renal Fanconi syndrome and loss of glomerular function.{61139}  

     

    Brand:
    Cayman
    SKU:31727 - 100 g

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  • L-Cystine is a dimeric form of cysteine that is formed by the covalent oxidative linkage of two cysteine residues.{61138} It accumulates in the lysosomes of patients with cystinosis, an autosomal recessive lysosomal storage disorder, and is associated with renal Fanconi syndrome and loss of glomerular function.{61139}  

     

    Brand:
    Cayman
    SKU:31727 - 250 g

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  • L-Cystine is a dimeric form of cysteine that is formed by the covalent oxidative linkage of two cysteine residues.{61138} It accumulates in the lysosomes of patients with cystinosis, an autosomal recessive lysosomal storage disorder, and is associated with renal Fanconi syndrome and loss of glomerular function.{61139}  

     

    Brand:
    Cayman
    SKU:31727 - 500 g

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  • L-Deoxyalliin is a water soluble organosulfur compound derived from garlic and is the most abundant constituent of aged garlic extracts. It has neuroprotective and antioxidative activities, reducing edema formation in the ischemic brain by inhibiting free radical-mediated lipid peroxidation and preventing neuronal cell death in cerebral ischemic insult by specifically scavenging peroxynitrite at concentrations up to 100 μM.{21895} L-Deoxyalliin also demonstrates various anti-amyloidogenic properties in experimental models of Alzheimer’s disease.{21907}  

     

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    Cayman
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  • L-Deoxyalliin is a water soluble organosulfur compound derived from garlic and is the most abundant constituent of aged garlic extracts. It has neuroprotective and antioxidative activities, reducing edema formation in the ischemic brain by inhibiting free radical-mediated lipid peroxidation and preventing neuronal cell death in cerebral ischemic insult by specifically scavenging peroxynitrite at concentrations up to 100 μM.{21895} L-Deoxyalliin also demonstrates various anti-amyloidogenic properties in experimental models of Alzheimer’s disease.{21907}  

     

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    Cayman
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  • L-Deoxyalliin is a water soluble organosulfur compound derived from garlic and is the most abundant constituent of aged garlic extracts. It has neuroprotective and antioxidative activities, reducing edema formation in the ischemic brain by inhibiting free radical-mediated lipid peroxidation and preventing neuronal cell death in cerebral ischemic insult by specifically scavenging peroxynitrite at concentrations up to 100 μM.{21895} L-Deoxyalliin also demonstrates various anti-amyloidogenic properties in experimental models of Alzheimer’s disease.{21907}  

     

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  • Dopamine is a neurotransmitter involved in synaptic plasticity, cognition, and the regulation of locomotor control. It is produced endogenously in the substantia nigra and ventral tegmental area but when administered exogenously cannot cross the blood brain barrier. L-DOPA is a metabolic precursor of dopamine that is capable of crossing the blood brain barrier.{17819} It is produced from L-tyrosine by tyrosine hydroxylase and metabolized by catechol-O-methyl transferase (COMT). In the brain L-DOPA is converted to dopamine. Formulations containing L-DOPA have been used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.  

     

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    Cayman
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  • Dopamine is a neurotransmitter involved in synaptic plasticity, cognition, and the regulation of locomotor control. It is produced endogenously in the substantia nigra and ventral tegmental area but when administered exogenously cannot cross the blood brain barrier. L-DOPA is a metabolic precursor of dopamine that is capable of crossing the blood brain barrier.{17819} It is produced from L-tyrosine by tyrosine hydroxylase and metabolized by catechol-O-methyl transferase (COMT). In the brain L-DOPA is converted to dopamine. Formulations containing L-DOPA have been used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.  

     

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    Cayman
    SKU:-
  • Dopamine is a neurotransmitter involved in synaptic plasticity, cognition, and the regulation of locomotor control. It is produced endogenously in the substantia nigra and ventral tegmental area but when administered exogenously cannot cross the blood brain barrier. L-DOPA is a metabolic precursor of dopamine that is capable of crossing the blood brain barrier.{17819} It is produced from L-tyrosine by tyrosine hydroxylase and metabolized by catechol-O-methyl transferase (COMT). In the brain L-DOPA is converted to dopamine. Formulations containing L-DOPA have been used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.  

     

    Brand:
    Cayman
    SKU:-
  • Dopamine is a neurotransmitter involved in synaptic plasticity, cognition, and the regulation of locomotor control. It is produced endogenously in the substantia nigra and ventral tegmental area but when administered exogenously cannot cross the blood brain barrier. L-DOPA is a metabolic precursor of dopamine that is capable of crossing the blood brain barrier.{17819} It is produced from L-tyrosine by tyrosine hydroxylase and metabolized by catechol-O-methyl transferase (COMT). In the brain L-DOPA is converted to dopamine. Formulations containing L-DOPA have been used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.  

     

    Brand:
    Cayman
    SKU:-
  • L-DOPA (Item No. 13248) is a metabolic precursor of dopamine that is capable of crossing the blood brain barrier to act as a dopamine D1 receptor agonist. It is produced from L-tyrosine by trysosine hydroxylase. In the brain, L-DOPA is converted to dopamine by the enzyme aromatic L-amino acid decarboxylase. It is conventionally used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.{17819} L-DOPA methyl ester is a neutral derivative of L-DOPA formulated for increased solubility compared to the parent compound.{26614}  

     

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    Cayman
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  • L-DOPA (Item No. 13248) is a metabolic precursor of dopamine that is capable of crossing the blood brain barrier to act as a dopamine D1 receptor agonist. It is produced from L-tyrosine by trysosine hydroxylase. In the brain, L-DOPA is converted to dopamine by the enzyme aromatic L-amino acid decarboxylase. It is conventionally used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.{17819} L-DOPA methyl ester is a neutral derivative of L-DOPA formulated for increased solubility compared to the parent compound.{26614}  

     

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    Cayman
    SKU:-
  • L-DOPA (Item No. 13248) is a metabolic precursor of dopamine that is capable of crossing the blood brain barrier to act as a dopamine D1 receptor agonist. It is produced from L-tyrosine by trysosine hydroxylase. In the brain, L-DOPA is converted to dopamine by the enzyme aromatic L-amino acid decarboxylase. It is conventionally used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.{17819} L-DOPA methyl ester is a neutral derivative of L-DOPA formulated for increased solubility compared to the parent compound.{26614}  

     

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    Cayman
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  • L-DOPA-d3 is intended for use as an internal standard for the quantification of L-DOPA (Item No. 13248) by GC- or LC-MS. L-DOPA is a metabolic precursor of dopamine that is capable of crossing the blood-brain barrier.{17819} It is produced from L-tyrosine by tyrosine hydroxylase and metabolized by catechol-O-methyl transferase (COMT). In the brain L-DOPA is converted to dopamine. Formulations containing L-DOPA have been used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.  

     

    Brand:
    Cayman
    SKU:22089 -

    Out of stock

  • L-DOPA-d3 is intended for use as an internal standard for the quantification of L-DOPA (Item No. 13248) by GC- or LC-MS. L-DOPA is a metabolic precursor of dopamine that is capable of crossing the blood-brain barrier.{17819} It is produced from L-tyrosine by tyrosine hydroxylase and metabolized by catechol-O-methyl transferase (COMT). In the brain L-DOPA is converted to dopamine. Formulations containing L-DOPA have been used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.  

     

    Brand:
    Cayman
    SKU:22089 -

    Out of stock

  • L-DOPA-d3 is intended for use as an internal standard for the quantification of L-DOPA (Item No. 13248) by GC- or LC-MS. L-DOPA is a metabolic precursor of dopamine that is capable of crossing the blood-brain barrier.{17819} It is produced from L-tyrosine by tyrosine hydroxylase and metabolized by catechol-O-methyl transferase (COMT). In the brain L-DOPA is converted to dopamine. Formulations containing L-DOPA have been used to increase dopamine concentrations in the brain as a treatment for Parkinson’s disease and stroke recovery.  

     

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    Cayman
    SKU:22089 -

    Out of stock

  • L-erythro Sphinganine (d18:0) is a synthetic bioactive sphingolipid and stereoisomer of sphinganine (d18:0) (Item No. 10007945) and D-threo sphinganine (Item No. 24375).{40752} It induces autophagy in HCT116 cells when used at a concentration of 12 μM. L-erythro Sphinganine induces cell cycle arrest of 7R4-LCB1 yeast cells.{39518} It is metabolized via sphinganine N-acyltransferase and sphinganine kinase in vivo in rat liver.{40753} [Matreya, LLC. Catalog No. 1846]  

     

    Brand:
    Cayman
    SKU:24374 - 1 mg

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  • L-erythro Sphingosine is a synthetic stereoisomer of sphingosine (d18:1) (Item No. 10007907). It inhibits protein kinase C (PKC) in vitro (IC50 = 3.3 mol%) and superoxide generation induced by phorbol 12-myristate 13-acetate (PMA; Item No. 10008014) in neutrophils as well as reduces growth of CHO cells (IC50s = 1.3 and 2 μM, respectively).{15200} L-erythro Sphingosine also inhibits dephosphorylation of the tumor suppressor retinoblastoma gene product (pRb; EC50 = 5 μM) and growth of MOLT-4 acute lymphoblastic leukemia cells (IC50 = 3.7 μM).{41482}  

     

    Brand:
    Cayman
    SKU:24372 - 1 mg

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  • L-erythro Sphingosine is a synthetic stereoisomer of sphingosine (d18:1) (Item No. 10007907). It inhibits protein kinase C (PKC) in vitro (IC50 = 3.3 mol%) and superoxide generation induced by phorbol 12-myristate 13-acetate (PMA; Item No. 10008014) in neutrophils as well as reduces growth of CHO cells (IC50s = 1.3 and 2 μM, respectively).{15200} L-erythro Sphingosine also inhibits dephosphorylation of the tumor suppressor retinoblastoma gene product (pRb; EC50 = 5 μM) and growth of MOLT-4 acute lymphoblastic leukemia cells (IC50 = 3.7 μM).{41482}  

     

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    Cayman
    SKU:24372 - 500 µg

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  • L-Folinic acid is a reduced folic acid and isomer of DL-folinic acid (Item No. 20383).{40766} DL-Folinic acid is a racemic mixture of D-folinic acid and L-folinic acid that has been used to prevent toxicity following therapy with high-dose methotrexate (Item No. 13960), to enhance the antitumor activity of 5-fluorouracil (Item No. 14416), and as a folate supplement.{32087,25271} Clinical studies demonstrate that formulations containing L-folinic acid have similar efficacy and tolerability as those contianing DL-folinic acid and have been used interchangeably for modification of antitumor activity of 5-fluorouracil, while D-folinic acid is inactive.{40766}  

     

    Brand:
    Cayman
    SKU:23833 - 1 g

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  • L-Folinic acid is a reduced folic acid and isomer of DL-folinic acid (Item No. 20383).{40766} DL-Folinic acid is a racemic mixture of D-folinic acid and L-folinic acid that has been used to prevent toxicity following therapy with high-dose methotrexate (Item No. 13960), to enhance the antitumor activity of 5-fluorouracil (Item No. 14416), and as a folate supplement.{32087,25271} Clinical studies demonstrate that formulations containing L-folinic acid have similar efficacy and tolerability as those contianing DL-folinic acid and have been used interchangeably for modification of antitumor activity of 5-fluorouracil, while D-folinic acid is inactive.{40766}  

     

    Brand:
    Cayman
    SKU:23833 - 250 mg

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  • L-Folinic acid is a reduced folic acid and isomer of DL-folinic acid (Item No. 20383).{40766} DL-Folinic acid is a racemic mixture of D-folinic acid and L-folinic acid that has been used to prevent toxicity following therapy with high-dose methotrexate (Item No. 13960), to enhance the antitumor activity of 5-fluorouracil (Item No. 14416), and as a folate supplement.{32087,25271} Clinical studies demonstrate that formulations containing L-folinic acid have similar efficacy and tolerability as those contianing DL-folinic acid and have been used interchangeably for modification of antitumor activity of 5-fluorouracil, while D-folinic acid is inactive.{40766}  

     

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    Cayman
    SKU:23833 - 500 mg

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  • L-Fucitol is a reduced form of L-(–)-fucose (Item No. 16479). It has been used to determine the structure of E. coli and B. pallidus L-fucose isomerase.{46104,46105}  

     

    Brand:
    Cayman
    SKU:26540 - 10 mg

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  • L-Fucitol is a reduced form of L-(–)-fucose (Item No. 16479). It has been used to determine the structure of E. coli and B. pallidus L-fucose isomerase.{46104,46105}  

     

    Brand:
    Cayman
    SKU:26540 - 25 mg

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  • L-Fucitol is a reduced form of L-(–)-fucose (Item No. 16479). It has been used to determine the structure of E. coli and B. pallidus L-fucose isomerase.{46104,46105}  

     

    Brand:
    Cayman
    SKU:26540 - 5 mg

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  • L-Glutamic acid is a non-essential amino acid and the primary excitatory neurotransmitter in the CNS.{54095} It acts on ionotropic and metabotropic receptors to induce excitatory synaptic transmission and has roles in synaptic plasticity. Excessive release of L-glutamic acid induces excitotoxicity that is associated with various human diseases, including amyotrophic lateral sclerosis (ALS), stroke, Parkinson’s disease, Alzheimer’s disease, and Huntington’s disease.{54096} Excessive L-glutamic acid release, in its protonated glutamate form, also occurs during seizure activity and contributes to epileptogenesis and seizure-induced brain damage.{54097}  

     

    Brand:
    Cayman
    SKU:30377 - 10 g

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  • L-Glutamic acid is a non-essential amino acid and the primary excitatory neurotransmitter in the CNS.{54095} It acts on ionotropic and metabotropic receptors to induce excitatory synaptic transmission and has roles in synaptic plasticity. Excessive release of L-glutamic acid induces excitotoxicity that is associated with various human diseases, including amyotrophic lateral sclerosis (ALS), stroke, Parkinson’s disease, Alzheimer’s disease, and Huntington’s disease.{54096} Excessive L-glutamic acid release, in its protonated glutamate form, also occurs during seizure activity and contributes to epileptogenesis and seizure-induced brain damage.{54097}  

     

    Brand:
    Cayman
    SKU:30377 - 25 g

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  • L-Glutamic acid is a non-essential amino acid and the primary excitatory neurotransmitter in the CNS.{54095} It acts on ionotropic and metabotropic receptors to induce excitatory synaptic transmission and has roles in synaptic plasticity. Excessive release of L-glutamic acid induces excitotoxicity that is associated with various human diseases, including amyotrophic lateral sclerosis (ALS), stroke, Parkinson’s disease, Alzheimer’s disease, and Huntington’s disease.{54096} Excessive L-glutamic acid release, in its protonated glutamate form, also occurs during seizure activity and contributes to epileptogenesis and seizure-induced brain damage.{54097}  

     

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    Cayman
    SKU:30377 - 5 g

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  • L-Glutamine is a non-essential amino acid involved in many biochemical processes. It is synthesized in vivo by glutamate and ammonia.{41351} It serves as a substrate for glutamine synthetase in neurons for the biosynthesis of the major excitatory and inhibitory neurotransmitters glutamate and GABA.{41350} L-Glutamine decreases adhesion of sickle red blood cells (RBCs) to human umbilical vein endothelial cells (HUVECs) when incubated ex vivo with patient-derived autologous plasma either alone or with LPS.{41352} It has commonly been used in cell culture media. Formulations containing L-glutamine have been used in the treatment of sickle cell disease.  

     

    Brand:
    Cayman
    SKU:23716 - 1 g

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  • L-Glutamine is a non-essential amino acid involved in many biochemical processes. It is synthesized in vivo by glutamate and ammonia.{41351} It serves as a substrate for glutamine synthetase in neurons for the biosynthesis of the major excitatory and inhibitory neurotransmitters glutamate and GABA.{41350} L-Glutamine decreases adhesion of sickle red blood cells (RBCs) to human umbilical vein endothelial cells (HUVECs) when incubated ex vivo with patient-derived autologous plasma either alone or with LPS.{41352} It has commonly been used in cell culture media. Formulations containing L-glutamine have been used in the treatment of sickle cell disease.  

     

    Brand:
    Cayman
    SKU:23716 - 500 mg

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  • Glutathione can occur in reduced (GSH), oxidized (GSSG), or in mixed disulfide forms and is ubiquitous in multiple biological systems serving as the major thiol-disulfide redox buffer of the cell.{11632} GSSG is the oxidized form of GSH (Item No. 10007461). It can be reduced back to GSH through the NADPH-dependent enzyme glutathione reductase.{11632} GSSG functions as a hydrogen acceptor in the enzymatic determination of NADP+ and NADPH and can be a proximal donor in S-glutathionylation post translational modifications.{25273} The ratio of reduced glutathione to oxidized glutathione within cells is often used as an indicator of oxidative stress, with higher concentrations of GSSG predicting increased oxidative stress.{25274}  

     

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    Cayman
    SKU:-
  • Glutathione can occur in reduced (GSH), oxidized (GSSG), or in mixed disulfide forms and is ubiquitous in multiple biological systems serving as the major thiol-disulfide redox buffer of the cell.{11632} GSSG is the oxidized form of GSH (Item No. 10007461). It can be reduced back to GSH through the NADPH-dependent enzyme glutathione reductase.{11632} GSSG functions as a hydrogen acceptor in the enzymatic determination of NADP+ and NADPH and can be a proximal donor in S-glutathionylation post translational modifications.{25273} The ratio of reduced glutathione to oxidized glutathione within cells is often used as an indicator of oxidative stress, with higher concentrations of GSSG predicting increased oxidative stress.{25274}  

     

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    Cayman
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  • Glutathione can occur in reduced (GSH), oxidized (GSSG), or in mixed disulfide forms and is ubiquitous in multiple biological systems serving as the major thiol-disulfide redox buffer of the cell.{11632} GSSG is the oxidized form of GSH (Item No. 10007461). It can be reduced back to GSH through the NADPH-dependent enzyme glutathione reductase.{11632} GSSG functions as a hydrogen acceptor in the enzymatic determination of NADP+ and NADPH and can be a proximal donor in S-glutathionylation post translational modifications.{25273} The ratio of reduced glutathione to oxidized glutathione within cells is often used as an indicator of oxidative stress, with higher concentrations of GSSG predicting increased oxidative stress.{25274}  

     

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    Cayman
    SKU:-
  • Glutathione can occur in reduced (GSH), oxidized (GSSG), or in mixed disulfide forms and is ubiquitous in multiple biological systems serving as the major thiol-disulfide redox buffer of the cell.{11632} GSSG is the oxidized form of GSH (Item No. 10007461). It can be reduced back to GSH through the NADPH-dependent enzyme glutathione reductase.{11632} GSSG functions as a hydrogen acceptor in the enzymatic determination of NADP+ and NADPH and can be a proximal donor in S-glutathionylation post translational modifications.{25273} The ratio of reduced glutathione to oxidized glutathione within cells is often used as an indicator of oxidative stress, with higher concentrations of GSSG predicting increased oxidative stress.{25274}  

     

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    Cayman
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  • Glutathione (GSH) is a tripeptide (γ-glutamylcysteinylglycine) widely distributed in both plants and animals.{1813,4672} GSH serves as a nucleophilic co-substrate to glutathione transferases in the detoxification of xenobiotics and is an essential electron donor to glutathione peroxidases in the reduction of hydroperoxides.{4672,165} GSH is also involved in amino acid transport and maintenance of protein sulfhydryl reduction status.{4669,4670} The concentration of GSH ranges from a few micromolar in plasma to several millimolar in tissues such as liver.  

     

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    Cayman
    SKU:10007461 - 1 g

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  • Glutathione (GSH) is a tripeptide (γ-glutamylcysteinylglycine) widely distributed in both plants and animals.{1813,4672} GSH serves as a nucleophilic co-substrate to glutathione transferases in the detoxification of xenobiotics and is an essential electron donor to glutathione peroxidases in the reduction of hydroperoxides.{4672,165} GSH is also involved in amino acid transport and maintenance of protein sulfhydryl reduction status.{4669,4670} The concentration of GSH ranges from a few micromolar in plasma to several millimolar in tissues such as liver.  

     

    Brand:
    Cayman
    SKU:10007461 - 10 g

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  • Glutathione (GSH) is a tripeptide (γ-glutamylcysteinylglycine) widely distributed in both plants and animals.{1813,4672} GSH serves as a nucleophilic co-substrate to glutathione transferases in the detoxification of xenobiotics and is an essential electron donor to glutathione peroxidases in the reduction of hydroperoxides.{4672,165} GSH is also involved in amino acid transport and maintenance of protein sulfhydryl reduction status.{4669,4670} The concentration of GSH ranges from a few micromolar in plasma to several millimolar in tissues such as liver.  

     

    Brand:
    Cayman
    SKU:10007461 - 25 g

    Available on backorder

  • Glutathione (GSH) is a tripeptide (γ-glutamylcysteinylglycine) widely distributed in both plants and animals.{1813,4672} GSH serves as a nucleophilic co-substrate to glutathione transferases in the detoxification of xenobiotics and is an essential electron donor to glutathione peroxidases in the reduction of hydroperoxides.{4672,165} GSH is also involved in amino acid transport and maintenance of protein sulfhydryl reduction status.{4669,4670} The concentration of GSH ranges from a few micromolar in plasma to several millimolar in tissues such as liver.  

     

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    Cayman
    SKU:10007461 - 5 g

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  • L-Histidinol is a natural amino alcohol that serves as an intermediate in the biosynthesis of the amino acid L-histidine in bacteria, archaebacteria, fungi, and plants.{30298,30300} It is generated from its immediate precursor, L-histidinol phosphate, by a phosphatase.{30299,30301} L-Histidinol is oxidized to L-histidinal, which in turn is oxidized to L-histidine, by a single enzyme, histidinol dehydrogenase.{30300}  

     

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    Cayman
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  • L-Histidinol is a natural amino alcohol that serves as an intermediate in the biosynthesis of the amino acid L-histidine in bacteria, archaebacteria, fungi, and plants.{30298,30300} It is generated from its immediate precursor, L-histidinol phosphate, by a phosphatase.{30299,30301} L-Histidinol is oxidized to L-histidinal, which in turn is oxidized to L-histidine, by a single enzyme, histidinol dehydrogenase.{30300}  

     

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    Cayman
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  • L-Histidinol is a natural amino alcohol that serves as an intermediate in the biosynthesis of the amino acid L-histidine in bacteria, archaebacteria, fungi, and plants.{30298,30300} It is generated from its immediate precursor, L-histidinol phosphate, by a phosphatase.{30299,30301} L-Histidinol is oxidized to L-histidinal, which in turn is oxidized to L-histidine, by a single enzyme, histidinol dehydrogenase.{30300}  

     

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  • L-Homoarginine is an uncompetitive and organ-specific inhibitor of alkaline phosphatases.{36089} This non-essential amino acid inhibits human bone and liver alkaline phosphatases but has no effect on placental or intestinal isoenzymes. In vitro, L-homoarginine inhibits [3H]thymidine uptake by mouse myeloma MOPC 104E cells and inhibits proliferation of C3H/He mouse osteosarcoma cells.{36090} Pre-treatment with L-homoarginine delays in vivo tumor growth in a murine C3H/He osteosarcoma model. It also inhibits high-protein diet-induced pancreatic growth and enzyme secretion in bile-pancreatic juice-diverted rats, a model for the induction of pancreatic enzyme secretion with hypercholecystokininemia.{36091}  

     

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    Cayman
    SKU:22285 -

    Out of stock

  • L-Homoarginine is an uncompetitive and organ-specific inhibitor of alkaline phosphatases.{36089} This non-essential amino acid inhibits human bone and liver alkaline phosphatases but has no effect on placental or intestinal isoenzymes. In vitro, L-homoarginine inhibits [3H]thymidine uptake by mouse myeloma MOPC 104E cells and inhibits proliferation of C3H/He mouse osteosarcoma cells.{36090} Pre-treatment with L-homoarginine delays in vivo tumor growth in a murine C3H/He osteosarcoma model. It also inhibits high-protein diet-induced pancreatic growth and enzyme secretion in bile-pancreatic juice-diverted rats, a model for the induction of pancreatic enzyme secretion with hypercholecystokininemia.{36091}  

     

    Brand:
    Cayman
    SKU:22285 -

    Out of stock

  • L-Homoarginine is an uncompetitive and organ-specific inhibitor of alkaline phosphatases.{36089} This non-essential amino acid inhibits human bone and liver alkaline phosphatases but has no effect on placental or intestinal isoenzymes. In vitro, L-homoarginine inhibits [3H]thymidine uptake by mouse myeloma MOPC 104E cells and inhibits proliferation of C3H/He mouse osteosarcoma cells.{36090} Pre-treatment with L-homoarginine delays in vivo tumor growth in a murine C3H/He osteosarcoma model. It also inhibits high-protein diet-induced pancreatic growth and enzyme secretion in bile-pancreatic juice-diverted rats, a model for the induction of pancreatic enzyme secretion with hypercholecystokininemia.{36091}  

     

    Brand:
    Cayman
    SKU:22285 -

    Out of stock

  • L-Homoarginine is an uncompetitive and organ-specific inhibitor of alkaline phosphatases.{36089} This non-essential amino acid inhibits human bone and liver alkaline phosphatases but has no effect on placental or intestinal isoenzymes. In vitro, L-homoarginine inhibits [3H]thymidine uptake by mouse myeloma MOPC 104E cells and inhibits proliferation of C3H/He mouse osteosarcoma cells.{36090} Pre-treatment with L-homoarginine delays in vivo tumor growth in a murine C3H/He osteosarcoma model. It also inhibits high-protein diet-induced pancreatic growth and enzyme secretion in bile-pancreatic juice-diverted rats, a model for the induction of pancreatic enzyme secretion with hypercholecystokininemia.{36091}  

     

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    Cayman
    SKU:22285 -

    Out of stock

  • L-Homocysteine is a thiol-containing amino acid and an isomer of DL-homocysteine (Item No. 30285).{52732} It is formed via demethylation of methionine and acts as a precursor in the biosynthesis of methionine and cysteine.{52732,52733} Hyperhomocysteinemia (HHcy), a disorder characterized by elevated homocysteine levels due to excessive synthesis or decreased degradation of L-homocysteine, is associated with an increased risk of cardiovascular disease and stroke.{52732,52733,52734}  

     

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    Cayman
    SKU:30852 - 10 mg

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  • L-Homocysteine is a thiol-containing amino acid and an isomer of DL-homocysteine (Item No. 30285).{52732} It is formed via demethylation of methionine and acts as a precursor in the biosynthesis of methionine and cysteine.{52732,52733} Hyperhomocysteinemia (HHcy), a disorder characterized by elevated homocysteine levels due to excessive synthesis or decreased degradation of L-homocysteine, is associated with an increased risk of cardiovascular disease and stroke.{52732,52733,52734}  

     

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    Cayman
    SKU:30852 - 25 mg

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  • L-Homocysteine is a thiol-containing amino acid and an isomer of DL-homocysteine (Item No. 30285).{52732} It is formed via demethylation of methionine and acts as a precursor in the biosynthesis of methionine and cysteine.{52732,52733} Hyperhomocysteinemia (HHcy), a disorder characterized by elevated homocysteine levels due to excessive synthesis or decreased degradation of L-homocysteine, is associated with an increased risk of cardiovascular disease and stroke.{52732,52733,52734}  

     

    Brand:
    Cayman
    SKU:30852 - 5 mg

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  • L-Homocysteine is a thiol-containing amino acid and an isomer of DL-homocysteine (Item No. 30285).{52732} It is formed via demethylation of methionine and acts as a precursor in the biosynthesis of methionine and cysteine.{52732,52733} Hyperhomocysteinemia (HHcy), a disorder characterized by elevated homocysteine levels due to excessive synthesis or decreased degradation of L-homocysteine, is associated with an increased risk of cardiovascular disease and stroke.{52732,52733,52734}  

     

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    Cayman
    SKU:30852 - 50 mg

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  • L-Homopropargyl glycine is a reactive methionine analog that contains an alkyne moiety. It is readily inserted into newly-synthesized proteins in place of methionine.{28085,28082,28083} L-Homopropargyl glycine can then be labeled or captured through click chemistry.{28082,28084} This approach represents a fast, sensitive, and non-radioactive alternative to [35S]-methionine for the detection of nascent protein synthesis.  

     

    Brand:
    Cayman
    SKU:11785 - 10 mg

    Available on backorder

  • L-Homopropargyl glycine is a reactive methionine analog that contains an alkyne moiety. It is readily inserted into newly-synthesized proteins in place of methionine.{28085,28082,28083} L-Homopropargyl glycine can then be labeled or captured through click chemistry.{28082,28084} This approach represents a fast, sensitive, and non-radioactive alternative to [35S]-methionine for the detection of nascent protein synthesis.  

     

    Brand:
    Cayman
    SKU:11785 - 100 mg

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  • L-Homopropargyl glycine is a reactive methionine analog that contains an alkyne moiety. It is readily inserted into newly-synthesized proteins in place of methionine.{28085,28082,28083} L-Homopropargyl glycine can then be labeled or captured through click chemistry.{28082,28084} This approach represents a fast, sensitive, and non-radioactive alternative to [35S]-methionine for the detection of nascent protein synthesis.  

     

    Brand:
    Cayman
    SKU:11785 - 5 mg

    Available on backorder

  • L-Homopropargyl glycine is a reactive methionine analog that contains an alkyne moiety. It is readily inserted into newly-synthesized proteins in place of methionine.{28085,28082,28083} L-Homopropargyl glycine can then be labeled or captured through click chemistry.{28082,28084} This approach represents a fast, sensitive, and non-radioactive alternative to [35S]-methionine for the detection of nascent protein synthesis.  

     

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    Cayman
    SKU:11785 - 50 mg

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  • L-hydroxy Arginine is a substrate for nitric oxide synthase in the catabolism of L-arginine (Item No. 23703) to form nitric oxide.{1243} It has been used as a biomarker for reduced nitric oxide formation in patients with cardiovascular disease and metabolic syndrome.{36792}  

     

    Brand:
    Cayman
    SKU:80300 - 10 mg

    Available on backorder

  • L-hydroxy Arginine is a substrate for nitric oxide synthase in the catabolism of L-arginine (Item No. 23703) to form nitric oxide.{1243} It has been used as a biomarker for reduced nitric oxide formation in patients with cardiovascular disease and metabolic syndrome.{36792}  

     

    Brand:
    Cayman
    SKU:80300 - 25 mg

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  • L-hydroxy Arginine is a substrate for nitric oxide synthase in the catabolism of L-arginine (Item No. 23703) to form nitric oxide.{1243} It has been used as a biomarker for reduced nitric oxide formation in patients with cardiovascular disease and metabolic syndrome.{36792}  

     

    Brand:
    Cayman
    SKU:80300 - 5 mg

    Available on backorder

  • L-hydroxy Arginine is a substrate for nitric oxide synthase in the catabolism of L-arginine (Item No. 23703) to form nitric oxide.{1243} It has been used as a biomarker for reduced nitric oxide formation in patients with cardiovascular disease and metabolic syndrome.{36792}  

     

    Brand:
    Cayman
    SKU:80300 - 50 mg

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  • L-Iduronic acid is an epimer of glucuronic acid and a monosaccharide component of glycosaminoglycans (GAGs), including heparin and chondroitin sulfate B, found on the outer cell membrane.{37572} L-Iduronic acid is conformationally flexible, which allows it to bind metal ions and may be important for the antithrombotic activity of heparin.{37573,37574} Iduronic acid-containing GAGs are selectively bound by basic fibroblast growth factor (bFGF), which prevents infection of Hep-2 cells with respiratory syncytial virus (RSV) in vitro.{37572}  

     

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    Cayman
    SKU:21066 -

    Out of stock

  • L-Iduronic acid is an epimer of glucuronic acid and a monosaccharide component of glycosaminoglycans (GAGs), including heparin and chondroitin sulfate B, found on the outer cell membrane.{37572} L-Iduronic acid is conformationally flexible, which allows it to bind metal ions and may be important for the antithrombotic activity of heparin.{37573,37574} Iduronic acid-containing GAGs are selectively bound by basic fibroblast growth factor (bFGF), which prevents infection of Hep-2 cells with respiratory syncytial virus (RSV) in vitro.{37572}  

     

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    Cayman
    SKU:21066 -

    Out of stock

  • L-Iduronic acid is an epimer of glucuronic acid and a monosaccharide component of glycosaminoglycans (GAGs), including heparin and chondroitin sulfate B, found on the outer cell membrane.{37572} L-Iduronic acid is conformationally flexible, which allows it to bind metal ions and may be important for the antithrombotic activity of heparin.{37573,37574} Iduronic acid-containing GAGs are selectively bound by basic fibroblast growth factor (bFGF), which prevents infection of Hep-2 cells with respiratory syncytial virus (RSV) in vitro.{37572}  

     

    Brand:
    Cayman
    SKU:21066 -

    Out of stock

  • L(+)-Lactate is the major stereoisomer of lactate formed in human intermediary metabolism. The lactate to pyruvate ratio reflects the redox state of the cell and describes the balance between NAD+ and NADH, which is dependent on the interconversion of lactate and pyruvate via lactate dehydrogenase (LDH). Monitoring lactate levels is, therefore, a good way to evaluate the balance between tissue oxygen demand and utilization and is useful when studying cellular and animal physiology. Cayman’s L-Lactate Assay provides a fluorescence-based method for detecting L-lactate in biological samples such as serum, plasma, blood, urine, and saliva. It can also be utilized to determine intracellular and extracellular lactate concentrations in cell culture samples. In the assay, lactate dehydrogenase catalyzes the oxidation of lactate to pyruvate, along with the concomitant reduction of NAD+ to NADH. NADH reacts with the fluorescent substrate to yield a highly fluorescent product. The fluorescent product is analyzed with an excitation wavelength of 530-540 nm and an emission wavelength of 585-595 nm.  

     

    Brand:
    Cayman
    SKU:700510 - 96 wells

    Available on backorder

  • L-Leucine 4-methoxy-β-naphthylamide is a cell-permeable substrate for aminopeptidase M and leucine aminopeptidase that was developed for intracellular analysis of protease activities.{26798,26799}  

     

    Brand:
    Cayman
    SKU:-
  • L-Leucine 4-methoxy-β-naphthylamide is a cell-permeable substrate for aminopeptidase M and leucine aminopeptidase that was developed for intracellular analysis of protease activities.{26798,26799}  

     

    Brand:
    Cayman
    SKU:-
  • L-Leucine 4-methoxy-β-naphthylamide is a cell-permeable substrate for aminopeptidase M and leucine aminopeptidase that was developed for intracellular analysis of protease activities.{26798,26799}  

     

    Brand:
    Cayman
    SKU:-
  • L-Leucyl-L-Leucine methyl ester (LLME) is a lysosomal condensation product that has been reported to be cytotoxic towards natural killer cells and CD4+ and CD8+ T lymphocytes without affecting helper T cells and B cells.{26052,26051} It has also been shown to induce death of monocytes, polymorphonuclear leukocytes, and myeloid tumor cells.{26051} Upon entry into cells via receptor-mediated endocytosis, LLME undergoes a condensation process catalyzed by dipeptidyl peptidase I (DPPI) in lysosomes. This condensation leads to lysosomal rupture and DNA fragmentation in DPPI-expressing immune cells such as cytotoxic T cells and natural killer cells.{26051}  

     

    Brand:
    Cayman
    SKU:-
  • L-Leucyl-L-Leucine methyl ester (LLME) is a lysosomal condensation product that has been reported to be cytotoxic towards natural killer cells and CD4+ and CD8+ T lymphocytes without affecting helper T cells and B cells.{26052,26051} It has also been shown to induce death of monocytes, polymorphonuclear leukocytes, and myeloid tumor cells.{26051} Upon entry into cells via receptor-mediated endocytosis, LLME undergoes a condensation process catalyzed by dipeptidyl peptidase I (DPPI) in lysosomes. This condensation leads to lysosomal rupture and DNA fragmentation in DPPI-expressing immune cells such as cytotoxic T cells and natural killer cells.{26051}  

     

    Brand:
    Cayman
    SKU:-
  • L-Leucyl-L-Leucine methyl ester (LLME) is a lysosomal condensation product that has been reported to be cytotoxic towards natural killer cells and CD4+ and CD8+ T lymphocytes without affecting helper T cells and B cells.{26052,26051} It has also been shown to induce death of monocytes, polymorphonuclear leukocytes, and myeloid tumor cells.{26051} Upon entry into cells via receptor-mediated endocytosis, LLME undergoes a condensation process catalyzed by dipeptidyl peptidase I (DPPI) in lysosomes. This condensation leads to lysosomal rupture and DNA fragmentation in DPPI-expressing immune cells such as cytotoxic T cells and natural killer cells.{26051}  

     

    Brand:
    Cayman
    SKU:-
  • L-lysine lactam is a building block.{52828,52829} It has been used in the synthesis of lysine sulfonamide HIV protease inhibitors, as well as bengamide derivatives with in vitro anticancer activity.  

     

    Brand:
    Cayman
    SKU:31685 - 1 g

    Available on backorder

  • L-lysine lactam is a building block.{52828,52829} It has been used in the synthesis of lysine sulfonamide HIV protease inhibitors, as well as bengamide derivatives with in vitro anticancer activity.  

     

    Brand:
    Cayman
    SKU:31685 - 100 mg

    Available on backorder

  • L-lysine lactam is a building block.{52828,52829} It has been used in the synthesis of lysine sulfonamide HIV protease inhibitors, as well as bengamide derivatives with in vitro anticancer activity.  

     

    Brand:
    Cayman
    SKU:31685 - 50 mg

    Available on backorder

  • L-lysine lactam is a building block.{52828,52829} It has been used in the synthesis of lysine sulfonamide HIV protease inhibitors, as well as bengamide derivatives with in vitro anticancer activity.  

     

    Brand:
    Cayman
    SKU:31685 - 500 mg

    Available on backorder