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oncogene

American  
[ong-kuh-jeen] / ˈɒŋ kəˌdʒin /

noun

Genetics.
  1. any gene that is a causative factor in the initiation of cancerous growth.


oncogene British  
/ ˈɒŋkəʊˌdʒiːn /

noun

  1. any of several genes, first identified in viruses but present in all cells, that when abnormally activated can cause cancer

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

oncogene Scientific  
/ ŏnkə-jēn /
  1. A gene that causes normal cells to become cancerous either because the gene is mutated or because the gene is expressed at the wrong time in development.

  2. See Note at cancer


oncogene Cultural  
  1. Genes in animal DNA that cause cancer.


Discover More

Every cell contains genes that, when altered slightly, can become oncogenes.

Etymology

Origin of oncogene

First recorded in 1965–70; onco- + gene

Compare meaning

How does oncogene compare to similar and commonly confused words? Explore the most common comparisons:

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

TRABI-Seq is being tested on various cancer cells to determine trabectedin's efficacy in targeting tumors with advanced DNA repair capabilities, often associated with elevated transcription levels due to oncogene activation.

From Science Daily Mar. 12, 2024

For this activation to succeed, aspirin additionally suppresses the oncogene product c-MYC, which otherwise inhibits NRF2.

From Science Daily Nov. 2, 2023

For example, HER2-positive breast cancers involve a mutated HER2 oncogene, which produces a protein that increases the growth of cancer cells.

From Nature Mar. 24, 2020

If injected, it will spread through the entire body, undoing prenatal immunities, introducing resistances to oncogene therapy, and erasing all other genetic alterations, cosmetic and medical alike.

From Slate Jul. 27, 2019

They were attacking the cancer with a new cocktail: two chemo drugs and a protein receptor that they hoped would turn off the oncogene in Gus’s cancer.

From "The Fault in Our Stars" by John Green

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