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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  
/ ŏn′kə-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:

It is also a potent oncogene, meaning the very growth it promotes in skeletal muscle could stimulate cellular proliferation if overexpressed in organs like the liver, resulting in tumors.

From Science Daily ● Dec. 3, 2024

The researchers studied nearly 6,000 breast tumors spanning various stages of disease to learn whether the subtype of each tumor correlated with the patients' germline oncogene sequences.

From Science Daily ● May 30, 2024

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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