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melanocyte-stimulating hormone

[muh-lan-uh-sahyt-stim-yuh-ley-ting, mel-uh-nuh-]

noun Biochemistry.

MSH.

Origin of melanocyte-stimulating hormone

First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
melanocyte-stimulating hormone in Medicine

melanocyte-stimulating hormone

n.

A hormone secreted by the pituitary gland that regulates skin color in humans and other vertebrates by stimulating melanin synthesis in melanocytes and melanin granule dispersal in melanophores.intermedin
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
melanocyte-stimulating hormone in Science

melanocyte-stimulating hormone

A hormone that is secreted by the pituitary gland and regulates skin color by stimulating melanin synthesis in humans and other vertebrates. Melanocyte-stimulating hormone stimulates the melanin-producing cells (called melanocytes) of mammals and the melanin-containing cells (called melanophores) of reptiles and amphibians.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.