title: Lymphocyte-mediated cytotoxicity in vitro and in vivo: mechanisms and significance.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D003602:Cytotoxicity, Immunologic; D007111:Immunity, Cellular; D007694:Killer Cells, Natural / Q000276:immunology*; D013602:T-Lymphocytes, Cytotoxic / Q000276:immunology*