Virus-viral co-cancerogenesis and the other viral interactions

The article presents the data obtained by the authors in studies of virus-viral co-cancerogenesis, the interaction between some non-oncogenic viruses and well-known oncogenic viruses, the results of co-cancerogenic effect Marek's disease herpesvirus with the avian leukemia virus and the possibility of phenotype mixing between oncornaviruses belonging to different species in nature.