ED50 ≤ 2 ng/mL, measured in a cell proliferation assay using TF-1 human erythroleukemic cells.
Storage Buffer:
In? PBS, pH 7.4 (10% glycerol).
Storage Instruction:
Stored at 4°C for 2-4 weeks, should be stored at -20°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid repeated freeze/thaw cycles.