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Tumor Necrosis Factor beta (TNFb), Recombinant, Human
Tumor Necrosis Factor beta (TNFb), Recombinant, Human
Pricing
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| Tumor Necrosis Factor-b (TNF-b) is a potent lymphoid factor which exerts cytotoxic effects on a wide range of tumor cells and certain other target cells. Human TNF-b is a 18.6kD protein containing 171 amino acid residues. | | | Catalog # | T9160-40 | | Source | E. coli | | Form | Lyophilized from a sterile filtered solution in PBS, pH 7.2, 20mM sodium chloride. | | Purity | 98% by SDS-PAGE and HPLC. | | Endotoxin | 0.1ng/ug | | Reconstitution | Reconstitute in sterile dH2O to a concentration of 0.1-1mg/ml. This solution can be diluted into other buffered solutions or stored at -20°C for future use. | | Recommended Dilution | 0.05-10 ng/ml for most in vitro applications. | | Biological Activity | The ED50 as determined by the cytolysis of murine L929 cells in the presence of Actinomycin-D is < 0.05ng/ml, corresponding to a specific activity of 2x10e7 units/mg. | | Responding Cells (partial list): Tumor cells, certain other cells. | | Concentration Range for most in vitro applications | 0.1-10ng/ml | | Country of Origin | USA | | Molecular Weight | 18.6kD | | Source | Human | | | Important Note | This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. |
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