Origin of melanocyte-stimulating hormone
First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- 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.
- 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.