Biological activity is assessed by the ability to induce cytoxicity of MPC-11 cells and was found to be 8.8 ng/ml corresponding to a specific activity of 1.1 x 10^5 U/mg.
Purity
>95% as determined by SDS-PAGE.
Product Form
Lyophilized
Concentration
1 mg/ml
Formulation
Lyophilized from a solution containing 0.1% TFA.
Storage
Shipped at ambient temperature. Lyophilized: Short term (3 weeks) store at 25°C. Long term store desiccated below -18°C. Reconstituted: Short term (2-7 days) store at 4°C. Long term store below -18°C, it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid freeze/thaw cycles.