Tuberculin

{
  "id": "MLC-T-CHM-012340",
  "term": "Tuberculin",
  "field": "Chemistry",
  "definition": "A sterile liquid preparation containing a purified protein derivative (PPD) obtained from the tubercle bacillus, Mycobacterium tuberculosis. It is used in a diagnostic skin test to determine if an individual has been infected with or exposed to the tuberculosis bacterium. A localized inflammatory reaction at the injection site, appearing after 48 to 72 hours, indicates a positive result.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "tuberculin test",
    "skin test"
  ],
  "references": [
    "PAC, 2012, 84, 1113. 'IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)' on page 1255 (https://doi.org/10.1351/PAC-REC-11-06-03)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/tuberculin/"
}