Products from United States Biological
United States Biological (US Biological) is located in Swampscott in Massachusetts, USA. The company offers biochemicals, recombinant proteins, cell culture media, molecular biology reagents as well as kits and assays. Moreover, US Biologicals provides a broad selection of antibodies. The products are used in countless scientific applications and settings by customers from universities, institutes and from leading pharmceutical and biotechnology companies.
More information at: www.usbio.net
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Guanidine Hydrochloride (Aminomethanamidine hydrochloride)
Item number: G9010.500
Guanidine Hydrochloride is used as a common protein denaturant in the purification and extraction of mRNA, nucleic acids and proteins from cellular material. It acts as a strong RNase inhibitor, protecting cellular transcripts from degradation during tissue extraction. Synonyms: Aminomethanamidine...
| CAS | 50-01-1 |
| MW: | 95.53 D |
From 76.00€
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Sodium Bicarbonate (Sodium hydrogen carbonate)
Item number: S4000.1
Synonym:, Sodium hydrogen carbonate, CAS Number: 144-55-8, Molecular Formula: NaHCO3, Molecular Weight: 84.01, Appearance: White crystalline powder, Purity: >99%, Loss on Drying: <0.25%, Chloride: <0.015%, Heavy Metals: <0.001%, RNase: None Detected, DNase: None Detected, Protease: None Detected, Endotoxin:...
| CAS | 144-55-8 |
| MW: | 84.01 D |
From 83.00€
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Transferrin, Mouse, Highly Purified
Item number: T8205-70.5
Transferrin is a single polypeptide chain glycoprotein. It is a member of the iron binding family of proteins. It has a MW of 79.5kD. It is synthesized in the liver and consists of two domains each having a high affinity reversible binding site for Fe3+. The iron is transported in blood and interstitial fluids to...
| CAS | 11096-37-0 |
From 295.00€
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Gentamycin (Gentamicin) Sulfate Solution 10mg/ml...
Item number: G2031.100
Broad spectrum, cell culture antibiotic that is non toxic to viruses and mammalian cells at antibacterial levels. Inhibits growth of gram positive and negative bacteria, and mycoplasma. Inhibits normal protein synthesis by binding to L6 protein of 50S ribosomal subunit. Useful antibiotic for Baculovirus expression...
| CAS | 1405-41-0 |
From 69.00€
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Hydroxyurea (Carbamohydroxamic acid, Carbamoyl oxime,...
Item number: H9120.25
Hydroxyurea is used as an inhibitor of DNA synthesis. As an anti-neoplastic, hydroxyurea inhibits ribonucleoside reductase and DNA replication. A potential therapy for sickle cell anemia which involves the nitrosylation of sickle cell hemoglobin. Horseradish peroxidase catalyzes nitric oxide formation from...
| CAS | 127-07-1 |
| MW: | 76.06 D |
From 113.00€
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Blasticidin S Hydrochloride (Blasticidine S, Blasticidin...
Item number: B2104-30.25
Blasticidin S is a peptide nucleoside antibiotic that is used as a selection agent for transformed cells that contain the resistance genes bls, bsr, or BSD. It specifically inhibits protein synthesis in both prokaryotes and eukaryotes by interfering with the peptide bound formation in the ribosomal machinery....
| CAS | 3513-03-9 |
| MW: | ~458.9 kD |
From 315.00€
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Lutein (Xanthophyll)
Item number: L7499.1
Carotenoid derivative extracted from marigold, used as an antioxidant, and can prevent many diseases, including cancer. It can also used as coloring agent in many kinds of foods, cosmetics, tobacco and medicine. Synonyms: (3R,3'R,6'R)-beta,epsilon-Carotene-3,3'-diol, (3R,3'R,6'R)-Lutein, (all-E)-Lutein,...
| CAS | 127-40-2 |
| MW: | 568.85 D |
1,507.00€
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Uridine-5'-diphosphoglucuronic Acid Trisodium Salt...
Item number: U2279-05.1
Substrate for glucuronosyltransferases, a major part of phase II metabolism. UDPGA is a nucleoside diphosphate sugar which serves as a source of glucuronic acid for polysaccharide biosynthesis. It may also be epimerized to UDP iduronic acid, which donates iduronic acid to polysaccharides. In animals, UDP glucuronic...
| CAS | 63700-19-6 |
| MW: | 646.2 D |
From 295.00€
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Cytidine (Cytosine-beta-D-riboside)
Item number: C9090-05.25
A constituent of nucleic acids, isolated from yeast nucleic acid. Melting Point: 212-214?C, Loss on Drying: <0.5%, Solubility: DMSO, Water, Absorbance A250/A260: 0.40-0.50, Absorbance A280/A260: 2.05-2.15, Residue on Ignition: <0.1%, Heavy Metals: <0.001%, Storage and Stability: Powder may be stored at 4°C. Stable...
| CAS | 65-46-3 |
| MW: | 243.22 D |
From 113.00€
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Niacin USP (Nicotinic acid, Vitamin B3,...
Item number: N2500.100
Nicotinic acid. It is a precursor of the coenzymes NAD and NADP. Widely distributed in nature, appreciable amounts are found in liver , fish, yeast and cereal grains. Dietary deficiency is associated with pellagra. The term "niacin" has also been applied to nicotinamide or to other derivatives exhibiting the...
| CAS | 59-67-6 |
| MW: | 123.11 D |
From 43.00€
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FK-506 (Fujimycin, Tacrolimus)
Item number: F4522-01.50
FK-506 is a potent immunosuppressant and in vitro T cell proliferation blocker. It has been shown to disrupt calcineurin (also known as CaN or phosphatase 2B)-mediated signal transduction in T lymphocytes. The compound interacts with its FK506-binding protein-12 (FKBP12). The resulting complex, in turn, interferes...
| CAS | 104987-11-3 |
| MW: | 804.02 |
From 216.00€
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Tris Base Ultrapure (Tris(hydroxymethyl) aminomethane,...
Item number: T8600.1
Tris is one of the most widely used buffers in molecular biology and cell culture due to its low toxicity, stability and buffering capacity. Synonyms: 2-Amino-2-(hydroxymethyl)-1,3-propanediol, 2-Amino-2-(hydroxymethyl)propane-1,3-diol, 2-Amino-2-methylol-1,3-propanediol, Addex-Tham, Aminotri(hydroxymethyl)methane,...
| Keywords: | Trometamol, Tromethamin, Tris(hydroxymethyl)-aminomethan, 2-Amino-2-(hydroxymethyl)-propan-1,3-diol |
| CAS | 77-86-1 |
| MW: | 121.14 D |
From 67.00€
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