thrombopoietin

Thrombopoietin (TPO) is a glycoprotein hormone produced mainly by the liver and the kidney that regulates the production of platelets by the bone marrow. It stimulates the production and differentiation of megakaryocytes, the bone marrow cells that fragment into large numbers of platelets.
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Thrombopoietin an a 2 -globulin, a hormone involved in the differentiation and maturation of platelets but thought to be responsible for regulating [more]Thrombopoietin - Community and Resources

A colony-stimulating factor that stimulates the production of blood cells, especially platelets, during chemotherapy. It is a cytokine that belongs to the family of drugs called hematopoietic (blood forming) agents.