growth factor

American

noun

any of various proteins that promote the growth, organization, and maintenance of cells and tissues.

growth factor British

noun

any of several substances present in serum that induce growth of cells. Excessive amounts of growth factor may be associated with the production of cancer cells

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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growth factor

The research focuses on hepatocyte growth factor, or HGF, a protein that helps initiate the repair of skeletal muscle.

From Science Daily ● Jul. 24, 2026

Over at GlaxoSmithKline, a partnership with Korea’s ABL Bio will use the receptor for the insulinlike growth factor as a portal for neurology drugs.

From Barron's ● Jun. 3, 2026

"The next question was, could it actually block that particular growth factor receptor," Weimbs said.

From Science Daily ● Nov. 19, 2025

"Our findings suggest that neuropilin-1 is required for nerve growth factor to signal pain, even if it is indirectly regulating it," said Bunnett.

From Science Daily ● Dec. 5, 2024

Our present society allows almost unlimited exercise of the growth factor in individuals, regardless of how powerful it may be.

From The Colonists by Jones, Raymond F.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023