Some implications of the addition of Tween 80 to dilutions of PPD tuberculin with respect to the study of "specific" and "nonspecific" tuberculin sensitivity.
D055633:Immune System Phenomena; D007201:Indicator Dilution Techniques; D011136:Polysorbates; D013501:Surface-Active Agents / Q000494:pharmacology*; D014373:Tuberculin; D014374:Tuberculin Test
D011136:Polysorbates; D013501:Surface-Active Agents; D014373:Tuberculin
SURFACE-ACTIVE AGENTS/pharmacology; TUBERCULIN REACTION