Amino acids

L-Ornithine hydrochloride (Standard) is the analytical standard of L-Ornithine hydrochloride (HY-W017018). This product is intended for research and analytical applications. L-Ornithine hydrochloride is an orally active CaSR and p38 activator. L-Ornithine hydrochloride inhibits ROS and supports urea cycle function. L-Ornithine hydrochloride can be used to study kidney diseases involving proximal tubular cell damage caused by oxidative stress or crystallopathy, as well as research related to anxiety disorders.

Sarcosine (Standard) is the analytical standard of Sarcosine. This product is intended for research and analytical applications. Sarcosine (N-Methylglycine), an endogenous amino acid, is a competitive glycine transporter type I (GlyT1) inhibitor and N-methyl-D-aspartate (NMDA) receptor co-agonist. Sarcosine increases the glycine concentration, resulting in an indirect potentiation of the NMDA receptor. Sarcosine is commonly used for the research of schizophrenia.

L-5-Hydroxytryptophan (Standard) is the analytical standard of L-5-Hydroxytryptophan. This product is intended for research and analytical applications. L-5-Hydroxytryptophan (L-5-HTP), a naturally occurring amino acid and a dietary supplement for use as an antidepressant, appetite suppressant, and sleep aid, is the immediate precursor of the neurotransmitter serotonin and a reserpine antagonist. L-5-Hydroxytryptophan (L-5-HTP) is used to treat fibromyalgia, myoclonus, migraine, and cerebellar ataxia.

Ectoine (Standard) is the analytical standard of Ectoine. This product is intended for research and analytical applications. Ectoine is a natural cell protectant, an amino acid derivate produced by bacteria living under extremely harsh environmental conditions. Ectoine serves as an osmoregulatory compatible solute, increasing the hydration of the skin surface and stabilizing lipid layers, which is useful in skincare. Ectoine demonstrates a good safety profile for the treatment of allergic rhinitis.

L-Theanine (Standard) is the analytical standard of L-Theanine. This product is intended for research and analytical applications. L-Theanine (L-Glutamic Acid γ-ethyl amide) is a non-protein amino acid contained in green tea leaves, which blocks the binding of L-glutamic acid to glutamate receptors in the brain, and with neuroprotective, anticancer and anti-oxidative activities. L-Theanine can pass through the blood–brain barrier and is orally active.

O-Acetylserine (Standard) is the analytical standard of O-Acetylserine. This product is intended for research and analytical applications. O-Acetylserine (O-Acetyl-L-serine) is an intermediate in the biosynthesis of the amino acid cysteine in bacteria and plants.

L-Asparagine (Standard) is the analytical standard of L-Asparagine (HY-N0667). This product is intended for research and analytical applications. L-Asparagine is an essential amino acid for leukemic cells and a substrate for L-Asparaginase. L-Asparaginase is a potent anti-leukemic enzyme that promotes asparagine (Asn) and glutamine (Gln) depletion and inhibits protein biosynthesis in lymphoblasts. Removal of L-asparagine from plasma by L-Asparaginase results in inhibition of RNA and DNA synthesis and subsequent apoptosis. L-Asparaginase has cell-killing ability in vitro and in vivo, and selectively inhibits the growth of cancer cells with low asparagine synthetase (AASNS) expression. L-Asparagine can be used as a biomarker and sensor for the study of childhood acute lymphoblastic leukemia.

N-Acetyl-L-glutamic acid (Standard) is the analytical standard of N-Acetyl-L-glutamic acid (HY-W015240). This product is intended for research and analytical applications. N-Acetyl-L-glutamic acid is a type of glutamic acid that can serve as a component of cell culture media. When combined with media containing inorganic salts, carbohydrates, vitamins, and amino acids, N-Acetyl-L-glutamic acid plays roles in promoting cell growth, enhancing antibody production, etc. N-Acetyl-L-glutamic acid is also an endogenous metabolite that can be found in the brain. Additionally, as an IgE blocker, N-Acetyl-L-glutamic acid can be used in the research of allergic diseases.

Selenomethionine (Standard) is the analytical standard of Selenomethionine. This product is intended for research and analytical applications. Selenomethionine is a naturally occurring amino acid containing selenium that has oral activity and is a common natural food source. Selenomethionine has antitumor activity[1][2][3].

β-Alanine (Standard) is the analytical standard of β-Alanine. This product is intended for research and analytical applications. β-Alanine is a non-essential amino acid that is shown to be metabolized into carnosine, which functions as an intracellular buffer.

Phenylacetylglutamine (Standard) is the analytical standard of Phenylacetylglutamine. This product is intended for research and analytical applications. Phenylacetylglutamine is a colonic microbial metabolite from amino acid fermentation.

N,N-Dimethylglycine (Dimethylglycine) (Standard) is the analytical standard of N,N-Dimethylglycine (HY-Y0511). This product is intended for research and analytical applications. N,N-Dimethylglycine (Dimethylglycine), a natural N-methylated glycine, is a nutrient supplement and acts as an NMDAR glycine site partial agonist. N,N-Dimethylglycine is a methyl donor that can improve immunity, act as an antioxidant to prevent oxidative stress, and scavenge excess free radicals. N,N-Dimethylglycine has antidepressant-like and surfactant effects.

Creatine (monohydrate) (Standard) is the analytical standard of Creatine (monohydrate). This product is intended for research and analytical applications. Creatine monohydrate, an endogenous amino acid derivative, plays an important role in cellular energy, especially in muscle and brain.

D-Serine (Standard) is the analytical standard of D-Serine. This product is intended for research and analytical applications. D-Serine ((R)-Serine), an endogenous amino acid involved in glia-synapse interactions that has unique neurotransmitter characteristics, is a potent co-agonist at the NMDA glutamate receptor. D-Serinee has a cardinal modulatory role in major NMDAR-dependent processes including NMDAR-mediated neurotransmission, neurotoxicity, synaptic plasticity, and cell migration[1][2].

Methionine (Standard) is the analytical standard of Methionine. This product is intended for research and analytical applications. Methionine (MRX-1024; D-Methionine) is an effective chemoprotective agent which can also inhibit the neuronal activity through GABAA receptor activation.

Tetrahydrofolic acid (Standard) is the analytical standard of Tetrahydrofolic acid (HY-14520). This product is intended for research and analytical applications. Tetrahydrofolic acid (L-5,6,7,8-Tetrahydrofolic acid) is the biologically active vitamin B9 folate derivative. Tetrahydrofolic acid is a donor of one-carbon groups for amino acids, nucleic acids, and lipids. Tetrahydrofolic acid serves as an acceptor of free formaldehyde, producing 5,10-methylenetetrahydrofolate-Tetrahydrofolic acid.

L-Glutamic acid (monosodium salt) (Standard) is the analytical standard of L-Glutamic acid (monosodium salt). This product is intended for research and analytical applications. L-Glutamic acid monosodium salt is an excitatory amino acid neurotransmitter that acts as an agonist for all subtypes of glutamate receptors (metabolic rhodophylline, NMDA, and AMPA). L-Glutamic acid monosodium salt has an agonist effect on the release of DA from dopaminergic nerve endings. L-Glutamic acid monosodium salt can be used in the study of neurological diseases.

L-Aspartic acid potassium (Standard) is the analytical standard of L-Aspartic acid potassium (HY-N0666A). This product is intended for research and analytical applications. L-Aspartic acid potassium (potassium L-aspartate) is a NMDA receptor agonist and acidic amino acid. L-Aspartic acid potassium has no independent analgesic activity. L-Aspartic acid potassium can antagonize the analgesic effects of D-Aspartic acid and Morphine. L-Aspartic acid potassium regulates polymorph transformation, crystal growth/aggregation and nucleation processes of calcium carbonate, and can serve as a biomineralization template. L-Aspartic acid potassium promotes burst firing of central neurons. L-Aspartic acid potassium can be used in studies related to cerebral ischemia and epilepsy.

4-epi-Chlortetracycline (hydrochloride) (Standard) is the analytical standard of 4-epi-Chlortetracycline (hydrochloride). This product is intended for research and analytical applications. 4-epi-Chlortetracycline hydrochloride is an epimetabolite of Chlortetracycline hydrochloride. Chlortetracycline hydrochloride is an orally active, potent and selective inhibitor of methanogenic bacteria with bactericidal effect.

Cucurbitacin IIb (Standard) is the analytical standard of Cucurbitacin IIb. This product is intended for research and analytical applications. Cucurbitacin IIb is an active component isolated from Hemsleya amabilis, induces apoptosis with anti-inflammatory activity. Cucurbitacin IIb inhibits phosphorylation of STAT3, JNK and Erk1/2, enhances the phosphorylation of IκB and NF-κB (p65), blocks nuclear translocation of NF-κB (p65) and decreases mRNA levels of IκBα and TNF-α.