granulocyte colony-stimulating factor(redirected from Granulocyte-Macrophage Colony Stimulating Factor)
Also found in: Medical.
granulocyte colony-stimulating factor
n. Abbr. G-CSF
1. A cytokine secreted by a variety of cell types that stimulates progenitor cells in the bone marrow to produce granulocytes, especially neutrophils.
2. A recombinant form of this cytokine, such as the drug filgrastim.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.