kit ligand

Definition / meaning of kit ligand

A substance that causes blood stem cells (cells from which other types of cells develop) to change into different types of blood cells and increases the number and actions of these cells in the blood. Kit ligand is a type of cytokine and a type of growth factor. Also called SCF and stem cell factor.

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Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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