ED50: <10.0 ng/ml, as determined by the dose-dependent proliferation of murine BALBC 3T3 cells (measured by 3H-thymidine uptake), corresponding to a Specific Activity 100,000 U/mg.
Purity
>95% as determined by RP-HPLC and SDS-PAGE.
Product Form
Lyophilized
Concentration
Reconstitution dependent.
Formulation
Lyophilized from a solution containing 50 mM Acetic acid.
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.