title: The origin of viruses from cellular genetic material.
mesh_terms: D000375:Aging; D000818:Animals; D002273:Carcinogens / Q000494:pharmacology; D002478:Cells, Cultured; D002875:Chromosomes; D004247:DNA / Q000378:metabolism / Q000528:radiation effects; D004260:DNA Repair; D004261:DNA Replication; D004777:Environment; D005815:Genetic Code; D005827:Genetics, Microbial; D006801:Humans; D051379:Mice; D008967:Molecular Biology; D009153:Mutagens / Q000494:pharmacology; D009369:Neoplasms / Q000382:microbiology; D009858:Oncogenic Viruses; D012313:RNA / Q000378:metabolism*; D011830:Radiation Effects; D014762:Viral Interference; D014777:Virus Diseases / Q000517:prevention & control; D014780:Viruses; D014983:Xeroderma Pigmentosum / Q000378:metabolism
chemical_list: D002273:Carcinogens; D009153:Mutagens; D012313:RNA; D004247:DNA