growth factor

noun

Definition of growth factor

: a substance (such as a vitamin B12 or an interleukin) that promotes growth and especially cellular growth

Examples of growth factor in a Sentence

Recent Examples on the Web

These growth factors are injected into certain areas of the scalp to prompt hair growth. Samantha Lauriello, Health.com, "Kourtney Kardashian Underwent Platelet-Rich Plasma Treatment to Fix a Bald Spot—but What Does That Mean?," 10 Sep. 2019 The red blood cells are discarded, and the remaining blood consists of plasma, which contains growth factors—hormones or other natural chemicals that stimulate cell development. Samantha Lauriello, Health.com, "Kourtney Kardashian Underwent Platelet-Rich Plasma Treatment to Fix a Bald Spot—but What Does That Mean?," 10 Sep. 2019 Some of the decline was caused by a protein called transforming growth factor beta (TGF-beta). The Economist, "Uncovering how the body ages is leading to drugs to reverse it," 12 Sep. 2019 The engineered strain of cells then had to be multiplied in a special brew of nutrients and growth factors. Siddhartha Mukherjee, The New Yorker, "The Promise and Price of Cellular Therapies," 15 July 2019 Going without food for even a day increases your brain’s natural growth factors, which support the survival and growth of neurons. Rahul Jandial, Md, Health.com, "The Popular Diet One Neurosurgeon Swears By as a Way to Boost His Brainpower," 5 June 2019 Kardashian-West has also been seen at Skin Thesis getting treatments like their Golden Cocktail Facial, which uses botox, serums, antioxidants and growth factors to improve issues like pore size, acne scarring and wrinkles. Katie Intner, PEOPLE.com, "Kim Kardashian Shares Video of the Collagen-Boosting Laser Treatment That Keeps Her Neck Youthful," 9 July 2019 The human-derived growth factors used by cosmetic companies like SkinMedica and Regenica have been shown to help rejuvenate skin by stimulating collagen and elastin synthesis while improving radiance, moisturization, and pigmentation. Allure, "The Skin-Care Glossary: A Comprehensive Guide to Everything You Need to Know," 17 Aug. 2018 The theory is that the holes help the growth factors and other nutrients get into deeper layers of the skin. Rebecca Jennings, Vox, "“Vampire facials” are massively popular. And — surprise! — potentially dangerous.," 14 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'growth factor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of growth factor

1926, in the meaning defined above

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Last Updated

22 Oct 2019

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The first known use of growth factor was in 1926

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More Definitions for growth factor

growth factor

noun

Medical Definition of growth factor

: a substance (as a vitamin B12 or an interleukin) that promotes growth and especially cellular growth

More from Merriam-Webster on growth factor

Britannica.com: Encyclopedia article about growth factor

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