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Definition of Colony-stimulating factor

Colony-stimulating factor: A laboratory-made agent similar to a substance in the body that stimulates the production of blood cells.

Treatment with colony-stimulating factors (CSFs) can help the blood- forming tissue recover from the effects of chemotherapy and radiation therapy.

The CSFs include granulocyte colony-stimulating factors (G-CSF) and granulocyte-macrophage colony-stimulating factors (GM-CSF).

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=2793
Last Editorial Review: 8/26/1999

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