naturally occurring substances that regulate growth and maturation of white blood cells. There are several commercially available CSFs, including Neupogen, Neulasta and Leukine.
Naturally occurring glycoproteins that regulate the proliferation, differentiation and maturation of hematopoietic growth factors, belong to a class of soluble immunt system proteins known as cytokines.
Protein that stimulates the development and growth of blood cells; sometimes called growth factor. Granulocyte colony-stimulating factor is a CSF that is used to mobilize stem cells from the bone marrow into the bloodstream prior to apheresis.