Oncogenic viruses.
D001355:Alpharetrovirus; D002471:Cell Transformation, Neoplastic; D017988:Gammaretrovirus; D005796:Genes; D005823:Genetics; D009369:Neoplasms / Q000209:etiology; D009858:Oncogenic Viruses; D010641:Phenotype; D011120:Polyomavirus; D013539:Simian virus 40; D014158:Transcription, Genetic; D014170:Transformation, Genetic; D014779:Virus Replication