Patent ID: 7790458

Claim:
A cell culture medium for expanding a population of stem and progenitor cells comprising basic fibroblast growth factor (bFGF; 1-5 ng/ml), erythropoietin (EPO; 1-6 units/ml), Flt-3/Flk-2 ligand (2-10 ng/ml), interleukin-11 (IL-11; 0.05-0.2 ng/ml), interleukin-6 (IL-6; 0.1-0.5 ng/ml), platelet-derived endothelial cell growth factor (PD-ECGF; 1-4 ng/ml), thrombospondin (5-20 ng/ml), and thrombopoietin (TPO; 0.5-2 ng/ml).