TNF-beta

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Target Tag/Conjugate Unconjugated
Format Purity: >98% pure (SDS-PAGE and N-terminal sequence analysis). Endotoxin level is <0.1ng per ug of TNF-beta.
Format: Purified
Target/Molecule Synonym TNF-beta. Recomb.
Source/Expression System Recombinant, E. coli
Original Item Name TNF-beta. Recomb.
Activity Human TNF-beta is fully biologically active when compared to standards. The ED50 as determined by the cytolysis of L929 cells in the presence of actinomycin D is < 0.05ng/ml. corresponding to specific activity of > 2x107 units/mg. Each laboratory should determine an optimum working titer for use in its particular application.
Molecule Name TNF-beta
Category Protein
Unit 0.02 mg
Description TNF-beta. Recomb. Recombinant Human Tumor Necrosis Factor-beta (TNF-beta). . Tumor Necrosis Factor-beta (TNF-beta) is a potent lymphoid factor that exerts cytotoxic effects on a wide range of tumor cells and certain other target cells. Human TNF-beta is a 19kDa protein containing 171 amino acid residues. Storage: The lyophilized product is stable for a few weeks at room temperature. but best stored at -20 C. After reconstitution. aliquot and store at -20 C. Specificity: Tumor Necrosis Factor beta (TNF-b) 18.5kDa. Recombinant Specificity: Tumor Necrosis Factor beta (TNF-b) 18.5kDa. Recombinant Type of Product: Purified Cytokines and Growth FactorsConcentration: .Inactivation: Not applicable.Buffer: Lyophilized from 10mM NaP. pH 7.0 with 50mM NaClApplications Notes : Human TNF-beta is fully biologically active when compared to standards. The ED50 as determined by the cytolysis of L929 cells in the presence of actinomycin D is < 0.05ng/ml. corresponding to specific activity of > 2x107 units/mg. Each laboratory should determine an optimum working titer for use in its particular application. Product ID: 248465