lymphoid cells associated with solid tumor tissues or effusions have usually low nk cytotoxicity , with considerable differences among histologic types ( e.g. , nasopharyngeal carcinoma versus other tumors ) or at different sites involved by the same tumor ( e.g. , peritoneal effusions versus solid lesions in ovarian carcinoma ) .
C0280100
solid tumor
C2931822
nasopharyngeal carcinoma