Products from United States Biological


United States Biological (USBiological) is located in Swampscott in Massachusetts, USA. It's production capabilities include antibiotics, antibodies, agarose, albumin, amino acids, biochemicals, biologicals, cytokines, enzymes, media, molecular biology kits, peptides and serum. All products are supplied with certified testing results. USBio provides a huge selection of antibodies.

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Amphotericin B (Fungizone) Solution, 100X
Amphotericin B (Fungizone) Solution, 100X

Item number: A2230.100

Amphotericin B is a polyene antifungal agent for yeast, mold and mycoplasma. It was first isolated by Gold, et a., from Streptomyces nodosus in 1955. It is an amphoteric compound composed of a hydrophilic polyhydroxyl chain along one side and a lipophilic polyene hydrocarbon chain on the other. Amphotericin B is...
CAS 1397-89-3
MW: 924.09 D
From 70.00€ *
Chick Embryo Extract, Ultrafiltrate
Chick Embryo Extract, Ultrafiltrate

Item number: C3999.20

Chick Embryo Extract, Ultrafiltrate is used as a supplement in some growth media formulations. It is prepared by blending 11-14 day old chick embryos in a balanced salt solution (3X embryo volume). The solution undergoes centrifugation to remove larger particles and debris. The supernatant is subjected to an...
From 343.00€ *
Phosphodiesterase I (EC, Crotalus adamanteus venom)
Phosphodiesterase I (EC, Crotalus adamanteus venom)

Item number: P4072.100

Venom exonuclease (Phosphodiesterase I) successively hydrolyzes 5'-mononucleotides from 3'-hydroxy-terminated ribo-and deoxyribo-oligonucleotides. The enzyme has been widely utilized as a tool for structural and sequence studies of nucleic acids. The enzyme has been purified with endonuclease activity being...
Keywords: Venom phosphodiesterase 1
CAS 9025-82-5
326.00€ *
RIPA Lysis Buffer (150mM NaCl, 1.0% NP-40, 0.5% deoxycholate, 0.1% SDS, 50mM Tris-Cl)
RIPA Lysis Buffer (150mM NaCl, 1.0% NP-40, 0.5%...

Item number: R2031-75.10

RIPA lysis buffer is used to lyse cultured cells for immunoprecipitation and immunoblots. Similar in function to single detergent buffers that include NP-40, sodium chloride and Tris, RIPA is a good first choice for new antigens. Recommended Dilution: Immediately prior to use, add the protease and phosphatase...
Application: IP, WB
From 102.00€ *
Hemoglobin Powder, Bovine (Powder)
Hemoglobin Powder, Bovine (Powder)

Item number: H1850-30.500

Hemoglobin powder is freeze-dried hemoglobin for use in preparing microbiological culture media. Hemoglobin Powder is obtained from desiccated beef blood. Hemoglobin Powder is used with GC Agar in the preparation of Chocolate Agar, Thayer-Martin Medium, Modified Thayer-Martin Medium, Martin-Lewis Agar, and Transgrow...
From 209.00€ *
EDTA Disodium Salt Dihydrate (Ethylenediaminetetraacetic acid, disodium dihydrate)
EDTA Disodium Salt Dihydrate (Ethylenediaminetetraacetic...

Item number: E2210.1

Used as an ingredient in electrophoresis buffers and as a routine protectant of DNA. Synonyms: Ethylenediaminetetraacetic acid, disodium dihydrate, CAS No: 6381-92-6, Molecular Formula: C10H14N2O8Na22H2O, Molecular Weight: 372.24, Appearance: White, crystalline powder, Purity: >99%, Solubility (0.1M): Colorless,...
CAS 6381-92-6
MW: 372.24 D
From 56.00€ *
Dulbecco's MEM (DMEM) w/o Glucose, Glutamine, Serine, Glycine, Sodium Pyruvate (Powder)
Dulbecco's MEM (DMEM) w/o Glucose, Glutamine, Serine,...

Item number: D9802-01.10

Dulbecco's MEM is the most widely used modification of BME. It contains a 4-fold higher concentration of amino acids and vitamins. Non-essential amino acids and certain essential trace elements were added. The bicarbonate concentration was increased. The standard formula for DMEM is with 1000mg/ml glucose. DMEM was...
From 125.00€ *
Ampicillin Solution 50mg/ml (6-[D-(-)-alpha-Aminophenylacetamido]-penicillanic acid)
Ampicillin Solution 50mg/ml...

Item number: A2262.20

Ampicillin Solution, 50mg/ml, is a convenient, ready to use concentrated solution for molecular biology selection applications. It belongs to the group of beta-lactam antibiotics. These antibotics gram-negative bacteria to which E. coli and Salmonella belong. Beta-lactam antibiotic prevent the formation of...
CAS 69-52-3
MW: 403.40 D
From 34.00€ *
5-Fluoroorotic Acid (FOA, 5-FOA, 5-Fluoroorotate, 5-Fluoro-4- pyrimidinecarboxylic Acid)
5-Fluoroorotic Acid (FOA, 5-FOA, 5-Fluoroorotate,...

Item number: F5050.10

Useful in the identification and selection of the strains of Saccharomyces cerevisiae that contain the mutant ura3- gene. 5-FOA is toxic to yeast cells that can synthesize the enzyme orotidine-5'-phosphate decarboxylase and are therefore unable to grow on 5-FOA-containing media. Alternate Nomenclature: FOA, 5-FOA,...
Application: Selection of yeast cells
CAS 207291-81-4
MW: 174.10 D
From 55.00€ *
Tetracycline Hydrochloride USP
Tetracycline Hydrochloride USP

Item number: T2965.100

Tetracycline is an antibiotic which has the ability to inhibit the growth of wide variety of organisms, including gram-positive and gram-negative bacteria, rickettsias, mycoplasmas, chlamydias, and certain viruses, protozoa, and actinomycetes. It interferes with the production of proteins that the bacteria need to...
CAS 64-75-5
MW: 480.90 D
From 76.00€ *
Tissue, cDNA, First Strand, Human Adult Normal, Peripheral blood leukocyte
Tissue, cDNA, First Strand, Human Adult Normal,...

Item number: T5595-0171.10

BioGenomics(TM) Tissue cDNA: cDNA is supplied as First Strand, Multiple Tissue Panels, and Matched Pairs. PCR-ready First Strand cDNA is tissue specific and are ready-to-use for gene discovery or expression analysis. Over 350 cDNAs from human adult and fetal normal tissues, human diseased and tumor tissues, rat,...
391.00€ *
Lactalbumin Hydrolysate (Enzymatic Digest of Lactalbumin, Enzyme Hydrolyzed Lactalbumin, Edamin S)
Lactalbumin Hydrolysate (Enzymatic Digest of Lactalbumin,...

Item number: L1010.5

Lactalbumin Hydrolysate is a pancreatic digest of lactalbumin recommended for use in culture media for tissue culture, production of lactobacilli, virus, vaccines, fermentations and special diets. Additional uses include preparation of baculovirus medium and as an agar overlay for protein expression. Typical Amino...
CAS 68458-87-7
From 125.00€ *
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