654245
TNF-α, Mouse, Recombinant, E. coli
Synonym(s):
rmTNF-α, rm-Cachectin, Tumor Necrosis Factor-α
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About This Item
UNSPSC Code:
12352202
Recommended Products
Assay
≥97% (SDS-PAGE)
Quality Level
form
lyophilized
manufacturer/tradename
Calbiochem®
storage condition
OK to freeze
impurities
≤100 pg/μg Endotoxin (pg/μg TNF-α)
shipped in
ambient
storage temp.
−70°C
General description
Recombinant, mouse tumor necrosis factor-α expressed in E. coli. Has the ability to kill certain tumor cells directly. It is referred to as an inflammatory cytokine as it initiates the cascade of other cytokines and factors that make up the immune system′s response to infection and cancer. Reported to mediate changes in bone metabolism during inflammation.
Recombinant, mouse tumor necrosis factor-α expressed in E. coli. Has the ability to kill certain tumor cells directly. Referred to as an inflammatory cytokine as it initiates the cascade of other cytokines and factors that make up the immune systems response to infection and cancer. Reported to mediate changes in bone metabolism during inflammation.
Biochem/physiol Actions
ED₅₀ = 20-50 pg/ml as measured in a cytotoxic assay using the TNF-α susceptible murine L-929 cell line in the presence of Actinomycin D (Cat. No. 114666)
Warning
Toxicity: Standard Handling (A)
Physical form
Lyophilized from sterile-filtered PBS, 50 µg BSA/µg TNF-α.
Reconstitution
Following reconstitution, aliquot and freeze (-70°C) for long term storage or refrigerate (4°C) for short term storage. Avoid freeze/thaw cycles of solutions. Stock solutions are stable for up to 1 month at 4°C or for up to 3 months at -70°C.
Reconstitute to a concentration ≥10 µg/ml with sterile PBS containing ≥0.1% HSA or BSA.
Other Notes
Scharla, S.H., et al. 1994. Eur. J. Endocrinol. 131, 293.
Eck, M.J., et al. 1992. J. Biol. Chem. 267, 2119.
Eck, M.J., et al. 1992. J. Biol. Chem. 267, 2119.
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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