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Concept Breadcrumbs

Preferred Term:

hypersensitivity

Definition:
Altered reactivity to an antigen, which can result in pathologic reactions upon subsequent exposure to that particular antigen.
Concept Schemes:
NALT Full
NALT Core
Broader Concept:
Entry Terms:
  • allergy
  • allergic reaction
  • allergies
URI:
https://lod.nal.usda.gov/nalt/6555
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2018-01-10