788-G8) activity in the K562 human chronic myelogenous leukemia cell line. The ED₅₀ for this effect is 0.02-0.12 µg/mL." class="big_lightbox"> 788-G8) activity in the K562 human chronic myelogenous leukemia cell line. The ED₅₀ for this effect is 0.02-0.12 µg/mL." alt="Recombinant Mouse GASP-1/WFIKKN2 (Catalog # 9956-GS) dose dependently inhibits Recombinant Human/Mouse/Rat GDF-8/Myostatin (Catalog # 788-G8) activity in the K562 human chronic myelogenous leukemia cell line. The ED₅₀ for this effect is 0.02-0.12 µg/mL." class="big_thumb" />