Biologically Active Substance
dynorphin
Subclass of:
Opioid Peptide
Definitions related to dynorphins:
  • Class of endogenous opioid peptides; prefer kappa-opioid receptors and have been shown to play a role as central nervous system transmitters.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • A class of opioid peptides including dynorphin A, dynorphin B, and smaller fragments of these peptides. Dynorphins prefer kappa-opioid receptors (RECEPTORS, OPIOID, KAPPA) and have been shown to play a role as central nervous system transmitters.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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