The activity was determined by the dose dependent stimulation of the proliferation of human TF-1 cells (human erythroleukemic indicator cell line) and was found to be 0.17 ng/ml.
Purity
>95% as determined by SDS-PAGE.
Product Form
Lyophilized
Concentration
0.68mg/ml
Formulation
Lyophilized from Phosphate Buffered Saline.
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.
