Hormone
leptin Audio
lep·tin [ lep-tin ]
Definitions related to leptin:
  • A 16-kDa peptide hormone secreted from WHITE ADIPOCYTES. Leptin serves as a feedback signal from fat cells to the CENTRAL NERVOUS SYSTEM in regulation of food intake, energy balance, and fat storage.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • A hormone produced by fat cells that acts on the brain to suppress appetite and burn stored fat.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • Made in adipose cells and is important in the response to starvation and in feedback regulation of energy expenditure, food intake, and adiposity.
    CRISP Thesaurus
    National Institutes of Health, 2006
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.