title: [In vivo augmentation of natural killer (NK) cell activity by a streptococcal preparation, OK-432: characterization of effector cells and induction of interferon in sera (author's transl)].
mesh_terms: D001688:Biological Products / Q000276:immunology*; D003602:Cytotoxicity, Immunologic; D005260:Female; D006801:Humans; D007369:Interferon Inducers / Q000032:analysis*; D007694:Killer Cells, Natural / Q000276:immunology*; D008297:Male; D009369:Neoplasms / Q000628:therapy*; D010844:Picibanil / Q000276:immunology*
chemical_list: D001688:Biological Products; D007369:Interferon Inducers; D010844:Picibanil