growth factor

Pronunciation:			growth'faktur
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WordNet Dictionary
	Definition:		[n]  a protein that is involved in cell differentiation and growth
	See Also:		nerve growth factor, NGF, protein
Biology Dictionary
	Definition:		A serum protein that stimulates cell division when it binds to its cell-surface receptor.
Glossary
	Definition:		A serum protein that stimulates cell division when it binds to its cell-surface receptor.