these oncogenes are implicated in the majority of cancers and in particular in bronchial carcinoma : the myc-oncogenes ( c-myc , n myc , l myc ) are primarily activated in small cell carcinomas ( cpc ) , the ras genes ( ki ras , ha ras ) in epidermoid and adeno carcinomas .
C0262584
small cell
C0007097
carcinomas