Polymyxin B Sulfate is a mixture of Polymyxin B1 and Polymyxin B2 Sulfate, obtained from Bacillus polymyxia strains. Polymyxin B inhibits gram-negative organisms in vitro and is also reported to inhibit Ca2+ dependent protein kinase C (PKC). It binds to and interferes with the permeability of the…

DEAE-Dextran, a polycationic diethylaminoethyl ether of dextran is a stabilizing molecule and transfection reagent. The diethylaminoethyl groups are linked to glucose residues by ether linkages. DEAE-Dextran is used in the development of sustained release protein delivery and nucleic acid…

Dimethyl Sulfoxide is a dipolar, aprotic solvent. It has been shown to accelerate strand renaturation (1-10% concentration) and is believed to give the nucleic acid thermal stability against depurination. Dimethyl Sulfoxide is used to enhance dermal absorption of many chemicals, as a solvent for…

Chloroplatinic acid hexahydrate is an analytical reagent. Chloroplatinic acid is used in potassium determination, purification of platinum and in catalysis.

Hemoglobin is the major component of red blood cells, and is responsible for their red color. Native hemoglobin from bovine erythrocytes. A major oxygen-transporting component of red blood cells Its normal concentration in erythrocytes is 34%. Hemoglobin is the most important respiratory protein of…

β-estradiol is a potent mammalian estrogenic hormone produced by the ovary. Triggers the production of gonadotropins leading to ovulation. β-Estradiol is used to study cell differentiation and transformations (tumorigenicity). The pharmacology and HPLC determination of β-Estradiol…

Fluorescamine is a non-fluorescent reagent that reacts readily with primary amino groups in amino acids and peptides to form highly fluorescent derivatives, whereas the reagent and its degradation products are non-fluorescent. No significant fluorescence with ammonia. Low background due to…

Collagenase products are prepared from culture supernatants of C. histolyticum. It is prepared to contain lower tryptic activity to limit damage to membrane proteins and receptors but with normal to above normal collagenase activity. Suggested for pacreatic islet isolation. Crude Collagenases…

β-Mercaptoethylamine is a useful antioxidant .It is experimentally used as a radioprotective agent and It is also used to produce acute and chronic duodenal ulcers in rats and as an antidote to acetaminophen. β-Mercaptoethylamine derived from cysteine degradation is the simplest stable…

Apoferritin is the Protein shell of ferritin. Calibration of gel filtration columns and sodium dodecyl sulfate (SDS)-polyacrylamide gel electrophoresis Acts as an anti-oxidant When added to cultured endothelial cells apoferritin is taken up in a dose-responsive manner and appears to…

(TMB Powder) This product is excellent for ELISA procedures. C₁₆H₂₀N₂ MW 240.3

L-glutamic dehydrogenase is a pyridine nucelotide enzyme which catalyzes the reversible oxidative deamination of L-glutamate to α-keto-glutarate and ammonia. L-glutamic dehydrogenase plays a unique role in mammalian metabolism. The reverse reaction catalyzed by this enzyme is the only pathway…

β-NAD is one of the biologically active forms of nicotinic acid. Coenzyme of the dehydrogenases, especially in the dehydrogenation of primary and secondary alcohols Inhibitory neurotransmitter in visceral smooth muscle Acts as a hydrogen acceptor, forming NADH …

Putrescine is a GABA precursor in many biological systems and synthon for amido-ureas.

Collagenases degrade native helical collagen fibrils. It has an important role in connective tissue metabolism and is produced by specific cells involved in repairs and remodelling processes. Collagenase is used for tissue dissociation combined with other enzymes such as elastase, trypsin,…

Adenosine is a purine nucleoside comprising a molecule of adenine attached to a ribose sugar molecule moiety via a β-N9-glycosidic bond. It plays an important role in energy transfer. It is an endogenous purine nucleoside that modulates physiological process wherein cellular signaling by…

Ampicillin is a semi-synthetic derivative of penicillin, active as a broad-spectrum antibiotic. It is inactivated by beta-lactamases and for this reason a beta-lactamase inhibitor should be considered when using ampicillin. Against gram-positive bacteria, ampicillin has a similar mode of action as…

Sodium phosphate is a reagent with very high buffering capacity that is widely used in molecular biology, biochemistry, and chromatography. Sodium phosphate occurs in several forms: monobasic (NaH₂PO₄), dibasic (Na₂HPO₄), and tribasic…

Streptomycin Sulfate is an aminoglucoside antibiotic in which streptidine is linked glycosidically to the disaccharide streptobiosamine. Inhibit bacterial protein synthesis Gram positive bacteria Gram negative bacteria Mode of Action: Inhibits prokaryote protein synthesis. Binds to…

Pepsin, an acid protease, contains a proteolytic enzyme. Pepsin contains the "cathepsin" component which has milk curdling activity. It has a broad range of substrate activity and demonstrates an esterase acitivity. It generally attacks peptide bonds. Pepsin is a peptidase used to…

Ferrous sulfate heptahydrate is a reagent used in the manufacturing of iron compounds, in electroplating baths, aluminium etching, process engraving and lithography, and in redox polymerisation. It is used as a reducing agent in chemical processes, leather dyes and writing inks. Also, it is a…

Lactulose is used as a test of small intestine bacterial overgrowth (SIBO). Lactulose is used in the treatment of chronic constipation. It is useful in treating the hyperammonemia caused by hepatic encephalopathy, because it helps "draw out" ammonia from the body. Lactulose is also a food…

Sodium selenite is commonly used as a source of selenium in biological research, where selenium is an essential trace element that is normally provided by serum. Selenium is present in selenoproteins such as glutathione peroxidase and thioredoxin reductase, which contain the selenium analog of…

Acetic Acid, Glacial is an excellent solvent for many organic compounds. Acetic acid is widely used in manufacturing either as starting material or as a solvent. In the food industry, dilute solutions are used for preparation and preservation. Because acetic acid is a weak acid, it is effective as…

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.

Acetone is a commonly used material in the manufacture of various chemicals like methyl isobutyl ketone, mesityl oxide, diacetone alcohol, acetic acid (via the ketene process), iodoform, and bromoform. Other products where acetone is utilized in manufacture include rayon, photographic films, and…

Potassium Iodide is known as Potassium Salt of Hydriodic Acid [HI], available in white crystalline powder form. It is a mild reducing agent and can be easily oxidized to Iodine by powerful oxidizing agent like chlorine. With elemental iodine it forms I3 (tri iodide), the salts of tri iodide are…

D-Galactose 1-phosphate is an important building block for the synthesis of nucleotide sugars that are substrates for glycosyltransferases. α-D-Galactose 1-phosphate may be used in Leloir pathway of galactose metabolism research to study the process of UDP-Galactose (UDP-Gal) formation via…

L-Asparagine is used in cell culture media and is a component of MEM non-essential amino acids solution. L-Asparagine has been shown to enhance ornithine decarboxylase activity in cultured human colon adenocarcinoma Caco-2 cells and in cultured IEC-6 intestinal epithelial cells. Spore germination…

1,4 Butanediol and its derivatives are used in the manufacturing of technical plastics, polyurethanes, solvents, electronic chemicals and elastic fibers.

Amoxicillin is an antibacterial agent against gram-positive and gram-negative bacteria. Amoxicillin is a moderate-spectrum, β-lactam antibiotic. Amoxicillin is one of the most common antibiotics prescribed for children. It is used to study the oxygen dependent antimicrobial systems of…

This enzyme is useful for enzymatic determination of creatinine when coupled with creatine amidinohydrolase, sarcosine dehydrogenase or sarcosine oxidase and formaldehyde dehydrogenase in clinical analysis. Creatininase from Pseudomonas sp. is a homohexameric enzyme with a molecular mass of…