n- [ 5- ( 5-nitro-2-furyl ) -1,3,4-thiadiazol-2-yl ] acetamide induced in 30 rats the highest incidence of tumors with the greatest number of tissues involved : forestomach squamous cell tumors ( 22 ) , kidney pelvis transitional cell carcinomas ( 15 ) , pulmonary alveolar cell carcinomas ( 16 ) , hemangioendothelialsarcomas ( 20 ) of the intestine , mesentery , liver , lung , and pancreas , and a few tumors of other tissues .
C0007120
alveolar cell carcinomas
C0024109
lung