megapoietin

meg·a·poi·e·tin

(meg'ă-poy'ĕ-tin), Physiologic mediator of megakaryocyte growth and platelet production; its level appears to be directly determined by the ability of platelets to remove it from circulation.

throm·bo·poi·e·tin

(throm'bō-poy'ĕ-tin) A cytokine that serves as a humoral regulator for the production of blood platelets through action on the receptor c-mp1.
Synonym(s): megakaryocyte growth and development factor, megapoietin. [thrombo- + G. poiētēs, maker, + in]