oncogene(redirected from Proto oncogene)
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1. Any of various mutated genes that cause the transformation of normal cells into cancerous cells.
2. Any of various viral genes that transform host cells into cancerous cells.
[Greek onkos, mass, tumor; see oncology + gene.]
(Genetics) any of several genes, first identified in viruses but present in all cells, that when abnormally activated can cause cancer
[C20 from Gk onkos mass, tumour + gene]
any gene that is a causative factor in the initiation of cancerous growth.
A gene containing a mutation in its DNA that causes normal cells to turn into cancerous ones. See Note at cancer.
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|Noun||1.||oncogene - a gene that disposes normal cells to change into cancerous tumor cells|