[We consider the two most common patterns in multistage carcinogenesis: the activation of an oncogene (a one-step process) and an inactivation of a tumour-suppressor gene (a two-step process).]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine.
Gene-disease associations inferred from text-mining the literature.
DisGeNET evidence - LITERATURE