Technical Data
TNF-alpha, Soluble, Recombinant, Human (Tumor Necrosis Factor Ligand Superfamily Member 2, Cachectin)
Molecular Biology Storage: 4C/-20CShipping: Blue Ice
Tumor necrosis factor (TNF, cachexin or cachectin and formerly known as tumor necrosis factor-alpha) is a cytokine involved in systemic inflammation and is a member of a group of cytokines that stimulate the acute phase reaction.

Biological Activity:
Induces cell death at a concentration range of 0.1-1ng/ml (WEHI 164 cells).

A FLAG-tag is fused at the N-terminus of human TNF-alpha (aa 85-223).

Storage and Stability:
Short-term Storage: +4C
Long-term Storage: -20C
Stable for at least 1 year after receipt when stored at -20C.

Molecular Weight:
~17kD (SDS-PAGE)
Source: Human, E. coli
Purity: >95% (SDS-PAGE)
Concentration: 1mg/ml
Form: Supplied as a lyophilized powder from a 0.2um filtered solution in PBS pH 7.2.
Specificity: Binds to human and mouse TNF-R1.

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.
Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.