A polypeptide growth factor that stimulates the growth of epithelial cells. It was discovered by Stanley Cohen. A part of the gene which codes for the receptor on the cells that heed its signals is extremely similar to the erb-b oncogene (proto-cancer gene).

From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.

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