The use of cDNA cloning techniques to isolate genes activated in tumour cells.
D000818:Animals; D001358:Avian Sarcoma Viruses / Q000235:genetics*; D002471:Cell Transformation, Neoplastic; D002478:Cells, Cultured; D003001:Cloning, Molecular; D004247:DNA / Q000378:metabolism*; D005814:Genes, Viral; D007942:Leukemia, Experimental / Q000382:microbiology*; D051379:Mice; D008807:Mice, Inbred BALB C; D008970:Molecular Weight; D009857:Oncogenes; D010957:Plasmids; D012333:RNA, Messenger / Q000235:genetics / Q000302:isolation & purification; D013539:Simian virus 40 / Q000235:genetics*
D012333:RNA, Messenger; D004247:DNA