Pancreatin is a digestive enzyme produced by the pancreas and delivered to the small intestine for the hydrolysis of complex nutrients. Pancreatin contains enzymatic components including trypsin, amylase and lipase, ribonuclease, and protease, produced by the exocrine cells of the porcine pancreas.…

β-Galactosidase cleaves terminal galactose residues, which are β -1-->14 linked to a monosaccharide, glycopeptide, or oligosaccharide. The enzyme requires Mg2+ for optimal activity. β-Galactosidase is useful for the structural investigation of carbohydrate, the determination of…

Streptavidin is a protein produced by the bacterium Streptomyces avidinii. It has four binding sites for biotin, as does avidin. Both have been used extensively as probes in immunochemical systems, conjugated to antibodies, enzymes or fluorochromes. However, avidin is highly basic (pI ~ 10.5),…

Collagen Solutions are highly purified (predominantly Type I) solutions especially prepared for Tissue Culture applications. Collagen Solutions may be used to prepare a collagen coating on plastic or glass culture dishes, or to prepare actual collagen gels for culture work. Since collagen plays an…

Casein hydrolysate enzymatic is a pancreatic hydrolysate of casein. This hydrolysate contains, in the form of mixed amino acids and peptides, all amino acids originally present in casein. It is a refined product providing high quality soluble source of amino acids, polypeptides and peptides. …

Anti-globulin reagent (Coombs' serum) is prepared by immunizing rabbits with canine IgG, IgM and C3 purified from normal serum. The resulting whole antiserum is heat treated to inactivate complement and is adsorbed with normal pooled canine erythrocytes to remove nonspecific agglutinins. Canine…

Chitosan is a cationic marine polymer derived form the shells of crustaceans (e.g., crabs). MP's chitosan is a partially de-acetylated chitin formed by the reaction of chitin with concentrated alkali. Chitin is a high molecular weight linear polymer of anhydro-N-acetyl-glucosamine. Chitin…

Fibrinogen is a blood protein that is involved in clotting and is converted to fibrin by thrombin. Fibrinogen has an approximate molecular weight of 340 kDa. It consists of three non-identical pairs of disulfidebonded chains. The α-chain has an approximate molecular weight of 63.5 kDa, the…

Product is the lyophilized powder of human hemoglobin and buffer salts. Human hemoglobin is purified from human red blood cells using multi-step procedures which may include salt fractionation, gel filtration, ion-exchange chromatography and immunoabsorption. The product is dialyzed into 0.01M…

Tubulin, porcine, 99% pure, 1 mg. Tubulin is composed of a heterodimer of two closely related 55 kDa proteins called alpha and beta tubulin.

β-2-microglobulin (β2-M) is a polypeptide that associates with the heavy chain of class I major histocompatibility complex (MHC) antigens on the cell surface. The interaction is dynamic and plays a critical role in the stability of the MHC antigens and their ability to present peptide…

Bovine Transferrin is chromatographically purified from New Zealand-sourced bovine plasma in an ISO quality system assuring complete traceability and consistent high quality. Transferrin (HOLO) is an iron-rich product supplied as a heat-treated, lyophilized powder.

Crude Phaseolus vulgaris-P lectin (PHA-P) from the Red Kidney Bean. Phytohemagglutinin PHA agglutinates the erythrocytes of all human blood groups as well as those of rabbit, dog, cat, mouse, sheep, and guinea pig. The optimal amount of PHA required for the agglutination of erythrocytes varies with…

Tubulin, Purified from Bovine Brain, 1 mg. Purified bovine brain tubulin protein supplied in liquid form at 10 mg/mL in 80 mM PIPES buffer containing 1 mM EGTA, 1 mM GTP, pH 6.8 and 10% glycerol. It is a heterodimer composed of a- and ß- tubulin of 55 kDa (molecular weight ?110 kDa). Polymerization…

Used to suppress immune response in vivo and in vitro.

Product reacts in an agglutination assay with anti-sheep red blood cells. The hematocrit is within the acceptable range. Red blood cells collected into Alsever's solution (Dextrose, sodium chloride, sodium citrate), washed with phosphate buffered saline and preserved with borate buffer,…

Lectins are proteins or glycoproteins of non-immune origin that agglutinate cells and/or precipitate complex carbohydrates. Lectins are capable of binding glycoproteins even in presence of various detergents. The agglutination activity of these highly specific carbohydrate-binding molecules is…

Aprotinin is a protein consisting of 58 amino acids, arranged in a single polypeptide chain that is crosslinked by three disulfide bridges. Aprotinin is found in bovine lymph nodes, lung, parotid gland, spleen, liver, pancreas, seminal vesicles, thyroid gland, kidney, mucous membranes of the…

Yeast Extract Powder is a vacuum-dried extract concentrate of Baker's yeast containing the B-complex factors of approximately three times the weight of ordinary dry yeast. This product is a vacuum dried autolyzed yeast extract produced from 100% Baker's yeast. It is a concentrated source of…

Fibronectin are adhesive glycoproteins and are found both as cell surface proteins and in plasma. They are large glycoproteins found in cells and extracellular fluids. They are involved in a wide range of biological activities including cell adhesion to extracellular matrices, blood coagulation and…

Each donor unit used in the preparation of the product was tested and found negative for Anti-HIV 1/2, HBsAg, Anti-HCV and HIV-1 Ag by FDA approved methods or CE approved methods. Used as an immunological challenge in studies of mechanisms of immunotolerance.

Beef extract is a water soluble powder that is used in general purpose media. It is recommended for use in bacteriological examination of water, milk, and other materials, where uniform composition of media is important and for biochemical studies, particularly fermentation reactions because of its…

Applications Zymolyase 100T is used to lyse living yeast cell walls to produce protoplast or spheroplast of various strains of yeast cells. It may also be used for glucan hydrolysis. Product Description Zymolyase-100T is an enzyme preparation from a submerged culture of Arthrobacter…

Yeast Hydrolysate Enzymatic is an autolyzed yeast extract produced from 100% brewers yeast. It is a concentrated source of soluble protein components, carbohydrates, and B Complex vitamins natural to yeast.

Peptone a water-soluble product, is a mixture of polypeptides and amino acids formed by the partial hydrolysis of protein. Peptone is produced from porcine and/or bovine tissues. The tissues are digested enzymatically to create small peptides and then spray dried. Peptone is used in culture…

Baker's yeast is of the species Saccharomyces cerevisiae. Yeast, or Baker's yeast, is commonly used as a leavening agent in baking bread and bakery products, where it converts the sugars present in the dough into carbon dioxide and ethanol. Dried Active has been reported to…

Biological activity: The material is tested for biological activity by conducting mutagenesis titration curves with at least one of the following three tests: benzo(a)pryrene, 2-anthramine, and 2-acetylaminofluorene. Preparation: The material is prepared from 8-10 week old Sprague Dawley male…

Casein is the name for a family of related phosphoproteins (αS1, αS2, β, κ). These proteins are commonly found in mammalian milk, making up 80% of the proteins in cow milk and between 20% and 45% of the proteins in human milk. Casein has a wide variety of uses, from being a…

Suitable for cell adhesion in tissue culture, as well as gel formation, platelet aggregation, and as a substrate for collagenase. Collagen is a group of naturally occurring proteins found in animals, especially in the flesh and connective tissues of vertebrates. It is the main component of…

Lyophilized from 0.02M Ammonium Bicarbonate (may contain traces of buffer salt). β-2-Microglobulin is a cancer and renal biomarker. Excellent for controls or calibrators in enzyme assays. Reconstitution: To reconstitute use a phosphate buffer, pH >7.0, containing 0.15 M NaCl.

Lecithin is a purified, wax-like phosphatidylcholine of soybean origin. In addition to being the major structural component of cellular membranes, phosphatidylcholine serves as a reservoir for several lipid messengers, it is the source of the bioactive lipids lysophosphatidylcholine, phosphatidic…

Fetuin is a protein containing 12 Cys residues, all involved in disulfide bridges. The composition of bovine fetuin (weight %) is polypeptide 74%, hexose 8.3%, hexosamines 5.5%, and sialic acid 8.7%. Fetuin bovine is a protein with the ability to bind to the insulin receptor and inhibit insulin…