systematic studies of the sequence of cellular changes during renal carcinogenesis induced in rats by stop experiments with n-nitrosomorpholine or streptozotocin and of human renal cell carcinomas led to the following main results and conclusions : all types of epithelial kidney tumors known from human pathology , namely clear-cell , acidophilic ( granular ) , basophilic , chromophobic and oncocytic tumors , can be induced by the chemicals .
C0022646
renal
C0007134
renal cell carcinomas