title: On the origin of the genes for neoplasia: G.H.A. Clowes memorial lecture.
mesh_terms: D001355:Alpharetrovirus; D000818:Animals; D002454:Cell Differentiation; D002471:Cell Transformation, Neoplastic; D002645:Chickens; D004254:DNA Nucleotidyltransferases / Q000378:metabolism; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism; D004372:Ducks; D005838:Genotype; D008206:Lymphatic Diseases / Q000382:microbiology; D008954:Models, Biological; D009154:Mutation; D009369:Neoplasms / Q000209:etiology / Q000235:genetics*; D009693:Nucleic Acid Hybridization; D009858:Oncogenic Viruses / Q000201:enzymology; D014176:Protein Biosynthesis; D012328:RNA Viruses / Q000201:enzymology; D014779:Virus Replication
chemical_list: D004254:DNA Nucleotidyltransferases; D012321:DNA-Directed RNA Polymerases