title: In vitro lymphocyte stimulation using a purified antigen of Mycobacterium leprae and tuberculin PPD.
mesh_terms: D000942:Antigens, Bacterial / Q000276:immunology*; D003429:Cross Reactions; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000276:immunology; D066298:In Vitro Techniques; D008213:Lymphocyte Activation; D009166:Mycobacterium leprae / Q000276:immunology*; D014374:Tuberculin Test
chemical_list: D000942:Antigens, Bacterial