Photoallergy

{
  "id": "MLC-T-CHM-008804",
  "term": "Photoallergy",
  "field": "Chemistry",
  "definition": "An acquired, delayed-type hypersensitivity reaction of the skin to a chemical substance that becomes allergenic only after exposure to light. This immunological response involves the formation of a photoallergen, which then triggers an immune reaction upon subsequent light exposure. It is a type IV hypersensitivity reaction.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "Gell and Coombs classification"
  ],
  "references": [
    "PAC, 2012, 84, 1113. 'IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)' on page 1228 (https://doi.org/10.1351/PAC-REC-11-06-03)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/photoallergy/"
}