Indicator, Reagent, or Diagnostic Aid
tuberculin Audio
tu·ber·cu·lin [ too-bur-kyuh-lin, tyoo- ]
Definitions related to tuberculin:
  • A protein extracted from boiled culture of tubercle bacilli (MYCOBACTERIUM TUBERCULOSIS). It is used in the tuberculin skin test (TUBERCULIN TEST) for the diagnosis of tuberculosis infection in asymptomatic persons.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Extracts of Mycobacterium tuberculosis that are used in skin testing to identify individuals who have a latent or active tuberculosis infection.
    NCI
    U.S. National Cancer Institute, 2021
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