Adenosine-5'-triphosphate (ATP) disodium salt, >99%. Crystalline.

Salicin is a substrate for β-glucosidase.

5-Bromo-2’-deoxyuridine is a thymidine analog and useful for the study of DNA synthesis where it is incorporated into DNA in place of thymidine. Measure DNA synthesis Label dividing cells Study cell signaling and processes that induce cell proliferation Used as a mutagen in…

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

Cycloheximide is a glutarimide antibiotic derived from a microbial source. Cycloheximide is an antibiotic which is very active against many molds, yeasts, and phytopathogenic fungi. It exhibits somewhat lower activity against bacteria and certain fungi. Control of various molds and fungi in…

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…

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…

Metronidazole ia an antiprotozoal (Trichomonas), a limited spectrum antibiotic that actively deters the growth of protozoa, anaerobic gram-positive, and anaerobic gram-negative bacteria. Metronidazole suppress protozoans such as Entamoeba histolytica, Giardia lamblia and Trichomonas vaginalis.…

Pullulan, edible plastic excellent in adhesivenss and film formability. Pullulan is a natural neutral polysaccharide produced from starch by cultivating a black yeast. Pullulan has been used in a study to assess bone tissue engineering. It has also been used in a study that investigated anti-fog applications.

Spermidine is biogenic polyamine formed from putrescine, a precursor of spermine. Spermidine has a role in cell growth processes and the formation and interconversion of spermidine in mammalian cells has been reported. Spermidine binds to and activates NMDA(N-Methyl-D-Aspartate receptor) and has…

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…

Vitamin K is a group of structurally similar, fat-soluble vitamins. Vitamin K1 is used as a cofactor in the formation of coagulation factors II (prothrombin), VII, IX and X; anticoagulant factors protein C and S and as a cell signaling factor.

IPTG (isopropyl-β-thiogalactoside) is an analogue of allolactose that binds specifically to the repressor protein of the lac operon and induces expression of β-galactosidase in Escherichia coli. IPTG is a commonly used reagent in cloning procedures that require induction of…

β-NADP is a coenzyme necessary for the alcoholic fermentation of glucose and the oxidative dehydrogenation of other substances. It occurs widely in living tissue, especially in the liver. Nicotinic acid can be converted to nicotinamide in the body and, in this form, is found as a component of…

Ibuprofen is clinically useful as a nonsteroidal anti-inflammatory drug.

G418 is an aminoglycoside related to Gentamicin and is toxic to bacteria, yeast, higher plants, mammalian cells, protozoans and helminths. It blocks polypeptide synthesis in both prokaryotic and eukaryotic cells and is useful for selection of genetically engineered eukarytoic cells in culture.

The molecule is a dialdehyde, consisting of two formyl (CHO) groups attached to adjacent carbon centres on a benzene ring. o-Phthalaldehyde is used for precolumn derivatization of amino acids for HPLC separation and for flow cytometric measurements of protein thiol groups. Used for fluorometric…

Trehalose Dihydrate is an osmolyte, a chemical chaperone. It contains many properties that allow it to stabilize partially unfolded protein molecules and inhibit protein aggregation. It includes a low chemical reactivity, high glass transition temperature, existence of numerous polymorphs,…

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…

Safranine O is a biological stain used in histology, cytology, bacteriology. It is a redox and adsorption indicator.

Vancomycin inhibits bacterial mucopeptide biosynthesis. Vancomycin is a glycopeptide antibiotic that blocks bacterial cell wall biosynthesis at the level of peptidoglycan biosynthesis. It inhibits incorporation of terminal D-alanyl-D-alanine moieties of the NAM/NAG-peptides. It is effective against…

Iodoacetamide is a thiol reagent; alkylating reagent for cysteine and histidine residues in proteins. In the alkylation reaction, it reacts with histidine (such as in RNase), methionine and sulfhydryl groups of many proteins. Iodoacetamide can react with low molecular weight thiol compounds such as…

Cholesterol is the principal sterol of the higher animals, found in all body tissues. It is the main constituent of gallstones and all biological membranes. Approximately 25% of total brain lipid is cholesterol. Cholesterol is suitable for use in liposome preparations.

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…

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…

Bromocresol Green is a dye of the triphenylmethane family (triarylmethane dyes). It binds quantitatively with human albumin forming an intense blue-green complex with an absorbance maximum at 628 nm. Bromocresol Green is useful in a variety of colorimetric detection technologies. It is used as a…

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…

Fatty Acid Free, ≥98%, Off-white Powder, sometimes with greenish hue Albumin bovine fraction V is the only commercially available Bovine Serum Albumin that is essentially fatty acid free. While other suppliers may make claims of fatty acid free albumin with fatty acids content of <0.2…

Albumins are a group of acidic proteins which occur in the body fluids and tissues of mammals and in some plant seeds. Serum and plasma albumin is carbohydrate free and comprises 55-62% of the protein present. However, only about 40% of the total albumin in the body is in the circulating plasma at…

Indomethacin, an anti-inflammatory agent, inhibits Cox-1 and Cox-2 (cyclooxygenases) with selectivity for Cox-1 (IC50 of 230 nM) over Cox-2 (IC50 of 630 nM). Additionally, Indomethacin displays adipogenic actions via binding and activation of PPARγ (peroxisome proliferator-activated receptor…

o-Nitrophenyl-β-D-galactoside (ONPG) is a colorimetric substrate for b-galactosidase. This product is hydrolyzed to o-nitrophenol by the enzyme. o-Nitrophenol is yellow in alkaline solution and can be quantitated at 410-420 nm 2 . o-Nitrophenyl-β-D-galactoside is a cell culture…

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…