Hu Recom Flt3/Flk-2 Ligand, ACF, 10 µg

STEMCELL Technologies provides Human Recombinant Flt3/Flk-2 Ligand, ACF, a cytokine preparation that regulates proliferation, differentiation, and survival of hematopoietic stem and progenitor cells. It is positioned by the manufacturer as a serum-free culture supplement for expansion of human hematopoietic cells. Biological activity is demonstrated by the protein's ability to promote proliferation of OCI-AML5 cells, with an EC50 of ≤ 5 ng/mL. The recombinant protein has a predicted molecular mass of 17.6 kDa; 1 μg was resolved with SDS-PAGE under reducing (+) and non-reducing (-) conditions and visualized by Coomassie Blue staining.