Organ or Tissue Function
mucosal immunity
[ myoo-koh-suhl ih-myoo-ni-tee ]
Subclass of:
Immune response
Definitions related to immunity, mucosal:
  • (mucosal immunity) Immunity induced by the mucosal IgA response for specific resistance toward bacteria, viruses, and parasites infecting the respiratory, gastrointestinal, or genitourinary tracts.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • (mucosal immunity) Immunoglobulin A secretion by mucosal epithelia in the gastrointestinal, respiratory, and genitourinary tracts. Mucosal immunity promotes resistance toward bacteria, viruses, and parasites in these ports of entry into the body.
    NCI
    U.S. National Cancer Institute, 2021
  • Nonsusceptibility to the pathogenic effects of foreign microorganisms or antigenic substances as a result of antibody secretions of the mucous membranes. Mucosal epithelia in the gastrointestinal, respiratory, and reproductive tracts produce a form of IgA (IMMUNOGLOBULIN A, SECRETORY) that serves to protect these ports of entry into the body.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
Try this search on: Farlex, Merriam-Webster, Oxford Dictionary, or Wordnik

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.