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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • The human NBR1-6*his fusion protein from Proteintech is 1 - 353 aa of human NBR1 expressed in E. coli with the expression vector PET28a. This protein has been detected in SDS-page gel. The protein is lyophilized powder.

  • The human PUM1-6*His fusion protein from Proteintech is 1 - 128 aa of human PUM1 expressed in E. coli with the expression vector PET30a. This protein has been detected in SDS-page gel. The protein is lyophilized powder.

  • Collagen from Calf Skin

    MP Biomedicals

    Collagen is Type I soluble, salt free component of skin, bone, tendon, and other fibrous connective tissues. Type I collagen differs from other collagens by their low lysine hydroxylation and low carbohydrate composition. Collagen breaks down metabolically in the body to release N-telopeptide,…

  • The human RAB9B-6*his fusion protein from Proteintech is 1 - 201 aa of human RAB9B expressed in E. coli with the expression vector PET28a. This protein has been detected in SDS-page gel. The protein is lyophilized powder.

  • Jellagen® purified next generation jellyfish collagen for cell culture, tissue engineering and regenerative medicine Jellagen are pioneering the manufacture and development of this next generation, self coating collagen for cell culture and medical applications. As jellyfish collagen is…

  • The human PARP10-6*His fusion protein from Proteintech is 673-1025aa of human PARP10 expressed in E. coli with the expression vector PET30a. This protein has been detected in SDS-page gel. The protein is lyophilized powder.

  • The human CHN1-6*his fusion protein from Proteintech is 1 - 350 aa of human CHN1 expressed in E. coli with the expression vector PET28a. This protein has been detected in SDS-page gel. The protein is lyophilized powder.

  • Gelatin from Porcine Skin

    MP Biomedicals

    Gelatin is a heterogeneous mixture of water-soluble proteins of high average molecular weights, present in collagen. The proteins are extracted by boiling skin, tendons, ligaments, bones, etc. in water. Type A gelatin is derived from acid hydrolyzed tissue. Gelatin is used as a stabilizer,…

  • Gelatin is a heterogeneous mixture of water-soluble proteins of high average molecular weights, present in collagen. The proteins are extracted by boiling skin, tendons, ligaments, bones, etc. in water. Type A gelatin is derived from acid hydrolyzed tissue. Gelatin is used as a stabilizer,…

  • Yeast Extract Powder

    MP Biomedicals

    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…

  • Streptavidin

    MP Biomedicals

    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),…

  • Beef Extract

    MP Biomedicals

    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…

  • Tris-Glycine SDS Running Buffer 5L Sachet, upon dissolution, will yield 5,000mL of pH 8.5 Tris-Glycine-SDS buffer suitable for Tris-Glycine Electrophoresis Gels. Dissolve the product in water, stir well and dilute with water to 5,000mL. pH value: 8.5 Working Volume: 5,000mL Storage: room…

  • Animal-free Recombinant Human Thrombin is expressed in human 293 cells as a monomeric glycoprotein with an apparent molecular mass of 36 kDa. Production in human 293 cells ensures authentic glycosylation. Thrombin is a coagulation protein and a serine protease that catalyzes numerous coagulation…

  • Glycerol

    RPI (Research Products International)

    Used in sample preparation and gel formation for polyacrylamide gel electrophoresis. Also used in casting gradient gels, as a protein stabilizer and storage buffer component.

  • Streptavidin

    G-Biosciences

    Recombinant streptavidin from streptomyces avidinii, produced in E.coli. Biotin, a 244Da vitamin (Vitamin H) molecule, exhibits an extraordinary binding affinity for streptavidin (Ka=10 15 M -1 ). Biotin and streptavidin interaction is rapid and once the bond is established it can survive up…

  • Size: 200 ul Protein Name(s): S Protein, Spike Protein Domain: S1 subunit, RBD Purification: Unpurified Expression Host: HEK293 Cell Expression Region: Arg319 - Phe541 Tag: C-terminal His-tag MW (kDa): ?25 kDa

  • b-Mercaptoethanol

    Bio Basic Inc.

  • This casein hydrolysate is an hydrochloric acid digest of casein in which the protein molecule has been substantially reduced to its constituent amino acids. Laboratory media including basal media for vitamin analysis of folic acid, pantothenic acid, riboflavin, thiamin, niacin, and B-12.

  • The human PAFAH1B2-gst fusion protein from Proteintech is 1 - 229 aa of human PAFAH1B2 expressed in E. coli with the expression vector PGEX-4T. This protein has been detected in SDS-page gel. The protein is lyophilized powder.

  • Casein Hydrolysate

    MP Biomedicals

    Casein hydrolysate is a hydrochloric acid digest of casein in which the protein molecule has been substantially reduced to its constituent amino acids. The protein hydrolysate has been specially processed to remove essentially all sodium chloride. Laboratory media including basal media for…

  • 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…

  • The human IFNG-6*his fusion protein from Proteintech is 22-166aa of human IFNG expressed in E. coli with the expression vector PET28a. This protein has been detected in SDS-page gel. The protein is lyophilized powder.

  • UNSPSC Code: 12352200 RIDADR: NONH for all modes of transport Features and Benefits: Each of the Universal ProbeLibrary probes: • Significantly reduces assay design time and implementation time. • Includes features that make probe-based assays specific, flexible, and…

  • Yeast Protein Kit

    Zymo Research Corporation

    The Yeast Protein Kit is a simple and convenient method for the rapid, thorough lysis of yeast cells. The kit has been optimized for use with S. cerevisiae and C. albicans but can be used for any fungal species that is susceptible to yeast lytic enzyme (Zymolyase) digestion. The digestion procedure…

  • Fibrinogen (human)

    Cayman Chemical

    Source: Purified from human plasma Mr: α chain isoform 1 (95 kDa), α chain isoform 2 (69.8 kDa), β chain (55.9 kDa) and isoform γ-B chain (51.5 kDa)

  • 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…

  • 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…

  • Size: 100 ug Protein Name(s): Human ACE2 Protein Domain: Full-length Purification: Purified Expression Host: HEK293 Cell Expression Region: Gln18-Ser740 Tag: C-terminal His-tag MW (kDa): ?90 kDa

  • 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…

  • ACT-IDMW24 (Thomas C995J98) ACTGene™ Prestained Protein Marker 12 protein 3 colors (10-245kDa) Size: 500 ul (sufficient for ~150 loads) Twelve protein three color pre-stained marker covering wide range of 10-245kD protein sizes. Conveniently delivered in ready-to-use…

  • Pure Canavalia ensiformis lectin (Con A) from Jackbean. Isolated by affinity chromatography on cross-linked dextran. Con A exists as a dimer below pH 5.0 and and at pH >7 it exists as a tetramer. Con-A is not a glycoprotein. The monomeric molecular weight of Con-A is 25,500. Con-A does not…

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