Phenazine ethosulfate is an intermediate which is used to detect nitric oxide reducatase activity in concert with ascorbic acid.

Hyaluronidase is a glycoprotein containing 5% mannose and 2.17% glucosamine, it catalyzes the random hydrolysis of 1,4-linkages between 2-acetamido- 2-deoxy- b-D-glucose and D-glucose residues in hyaluronate. Hyaluronidase from bovine testes is a tetramer consisting of 4 equal subunits with a…

Melatonin is a hormone of the pineal gland. Hormone; mediates photoperiodicity in mammals; inhibits cerebellar nitric oxide synthetase; peroxynitrite scavenger. Melatonin has complex effects on apoptotic pathways, inhibiting apoptosis in immune cells and neurons but enhancing apoptotic cell…

Cycloheximide is an antibiotic which is very active against many molds, yeasts, and phytopathogenic fungi. Inhibits peptide synthesis in eukaryotic organisms Used in protein synthesis in apoptosis Study of disease resistance in plant research Cycloheximide (CHX) is an antibiotic…

Poly-L-lysine is a positively charged amino acid polymer. Poly-lysine binds to DNA, red cell membrane and any negatively charged protein. It is typically used as a coating substrate for culture dishes, slides, etc. It enhances electrostatic interaction between negatively charged ions of the cell…

N-Acetyl-D-galactosamine(GalNAc), an aminosugar, is a component of many O-linked and N-linked glycan structures. Intial O-linked sugar to many serine and threonine residues in protein glycosylations.

Erythromycin is a macrolide antibiotic that bind to the 50S ribosomal subunit and inhibit protein synthesis. This is an antimicrobial substance produced by the growth of certain strains of Streptomyces erythreus. It is a mixture consisting largely of erythromycin A with lesser amounts of…

D-Biotin is a growth factor present in small amounts in every living cell. Involved in carboxylation reactions Occurs mainly bound to proteins or polypeptides Abundant in the liver, kideny, pancreas, yeast, and milk Levels are higher in cancerous tumors than in normal tissues …

Trypsin consists of a single chain polypeptide of 223 amino acid residues. Member of the serine protease family Dissolves blood clots in its microbial form Treats inflammation in its pancreatic form Trypsin cleaves peptides on the C-terminal side of lysine and arginine residues.…

Lysozyme (muramidase) hydrolyzes preferentially the β-1,4 glucosidic linkages between N-acetylmuramic acid and N-acetylglucosamine which occur in the mucopeptide cell wall structure of certain microorganisms, such as Micrococcus lysodeikticus. Extracts group specific antigens …

Rotenone is a naturally occurring botanical compound obtained from the roots of Derris sp.& Cube. It is an inhibitor of mitochondrial electron transport, specifically inhibiting NAD-linked substrate oxidation by mitochondria at the oxygen side of NADH dehydrogenase. Rotenone is utilized as…

Collagenase is a protease which cleaves the triple-helical protein called collagen. There are three types of tissue collagenases, and these belong to the matrix metalloproteinases (MMP) family. Collagenase from Clostridium histolyticum has extensive use in biological studies, where it is used to…

Oleic acid is a mono-unsaturated omega-9 fatty acid created by dehydrogenation of stearic acid. It is then further dehydrogenated and elongated to create members of the n-9 family of fatty acids. Oleic acid is used as emollient. Small amounts of oleic acid are used as an excipient in…

Chicken egg albumin is the major protein constituent of egg whites. Chicken egg albumin is a phosphorylated-glycoprotein. From the amino acid sequence, the peptide portion of the molecule consists of 385 residues and has a molecular weight of 42.7 kDa. A phosphorylated glycoprotein which is…

p-Iodonitrotetazolium Violet is used as a electron acceptor for the colorimetric assay of various dehydrogenases.

Deoxyribonucleic Acid is a polynucleotide. It is an essential component of chromosomes in cell nuclei. It is the carrier of genetic material. It contains information in chemical code to direct the development of the cell according to its inheritance. The purine and pyrimidine bases of the…

Amikacin is an aminoglycoside antibiotic used to treat different types of bacterial infections. Amikacin works by binding to the bacterial 30S ribosomal subunit, causing misreading of mRNA and leaving the bacterium unable to synthesize proteins vital to its growth. Amikacin must be given by the…

Dexamethasone is an anti-inflammatory glucocorticoid that induces the production of phospholipase A2 inhibitory protein (lipocortin). It also inhibits induction of nitric oxide synthase (IC50=5 nM). Dexamethasone has been shown to cause reduction in cyclin A and Cdk2 activity, inhibition of G1/S…

Linoleic acid (LA) is an unsaturated n-6 fatty acid; it belongs to one of the two families of essential fatty acids. The body cannot synthesize linoleic acid from other food components. Linoleic acid can be used to show the antioxidant effect of natural phenols.

Calcein is used as an indicator for the determination of calcium by titration with EDTA. Suitable for fluorometric determination of calcium. Calcein does not fluoresce in strong alkaline solution, but an intense fluorescence appears in the presence of alkaline earths, especially calcium. The…

Tamoxifen is a Protein Kinase C inhibitor. It induces apoptosis in human malignant glioma cell lines. Tamoxifen and its metabolite 4-hydroxytamoxifen are selective estrogen response modifiers (SERMs) that act as estrogen antagonists in mammary gland. Blocks estradiol-stimulated VEGF production in…

Nicotinic acetylcholine receptor agonist isolated from Nicotiana tabacum and Nicotiana rustica. Nicotine Tartrate finds an application as the nicotine active in a wide range of smoking cessation products such as nicotine lozenges and nicotine sub-lingual tablets. (-)-Nicotine ditartrate is a…

Albumins are a group of simple proteins found in the body fluids and tissues of animals and in some plant seeds. Unlike globulins, albumins have low molecular weights, are soluble in water, are easily crystallized and contain an excess of acidic amino acids. Serum and plasma albumin is…

β-NADH, a pyridine nucleotide and biologically active form of nicotinic acid, is a coenzyme necessary for the catalytic reaction of certain enzymes. β-NAD+ is a carrier for hydride ion, forming β-NADH. The hydride ion is enzymatically removed from a substrate molecule by the action…

2,6-dichlorophenolindophenol (DCPIP) is a blue chemical compound used as a redox dye. In Oxidized form DCPIP is blue; whereas in reduced form DCPIP is colorless. The rate of photosynthesis can be measured by the rate at which this dye changes color (is reduced) when exposed to light in a…

Collagenases degrade native helical collagen fibrils. Plays an important role in connective tissue metabolism Produced by specific cells involved in repairs and remodeling processes Type II enzyme that contains greater clostripain activity Collagenase is used for collagen…

2-Hydroxypropyl-beta-Cyclodextrin are non-toxic solubilizers. The solubility of drugs increases linearly with the concentration of 2-Hydroxypropyl-b-cyclodextrin in aqueous buffer. The formation of drug/cyclodextrin complexes is a rapidly reversible reaction and complexes exist both in solution and…

Glutathione is the major low molecular weight thiol compound of the living plant or animal cell. It is a tripeptide with a gamma peptide linkage between the amine group of cysteine (which is attached by normal peptide linkage to a glycine) and the carboxyl group of the glutamate side-chain. It is…

Kanamycin sulfate is an antimicrobial agent effective against Gram-negative and Gram-positive bacteria and mycoplasma. It binds to the 70S ribosomal subunit, inhibits translocation, and elicits miscoding. Cross-resistance occurs between kanamycin and neomycin, framycetin, and paromomycin, and…

Rifamycin SV is a broad-spectrum semisynthetic antimicrobial agent of the rifamycin group. Rifamycin SV is used to study potential genes, such as rif15 and rif16, which may be involved in the conversion of rifamycin SV into rifamycin B. It is a potential treatment for traveler’s diarrhea…

Synonyms: 1,2,3-Tricaprinoylglycerol, 1,2,3-Tridecanoylglycerol, Glycerol tricaprate, Glycerol tris(decanoate), Tridecanoin, Glyceryl tridecanoate, 1,2,3-Tridecanoyl-rac-glycerol, Glyceryl tridecanoate, Tri-N-Caprin Molecular Formula: C₃₃H₆₂O₆

Adenosine 5'-triphosphate (ATP) is a central component of energy storage and metabolism in vivo. ATP is used in many cellular processes, respiration, biosynthetic reactions, motility, and cell division. ATP is a substrate of many kinases involved in cell signaling and of adenylate cyclase(s)…