title: The 1982 Kurt Paucker Memorial Lecture: the need to understand.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002471:Cell Transformation, Neoplastic; D055598:Chemical Phenomena; D002621:Chemistry; D002642:Chick Embryo; D003602:Cytotoxicity, Immunologic; D005260:Female; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000276:immunology; D007111:Immunity, Cellular; D007370:Interferon Type I / Q000502:physiology; D007371:Interferon-gamma / Q000502:physiology; D007372:Interferons / Q000235:genetics / Q000276:immunology / Q000502:physiology*; D051379:Mice; D008807:Mice, Inbred BALB C; D008810:Mice, Inbred C57BL; D009374:Neoplasms, Experimental / Q000276:immunology / Q000628:therapy; D011247:Pregnancy
chemical_list: D007370:Interferon Type I; D007371:Interferon-gamma; D007372:Interferons