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DNA repair

Cultural

The way in which a cell corrects potentially damaging or mutagenic errors in its DNA. (See mutagen.) DNA bases may be directly replaced by enzymes, or part of a strand may be replaced by enzymes using its opposite, paired strand as a template.

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.

That matters because reduced DNA repair may be one pathway linking long-term night shift work with higher risk for certain cancers.

From Science Daily • May 30, 2026

Recent reviews have pointed to several possible mechanisms, including circadian disruption, altered hormone signaling, changes in immune function, metabolic disruption, and impaired DNA repair.

From Science Daily • May 30, 2026

That suggests melatonin may have boosted DNA repair while participants were sleeping after night work.

From Science Daily • May 30, 2026

DNA repair is normally essential for healthy cells.

From Science Daily • May 17, 2026

However, the researchers believe MYC's newly identified role in DNA repair may provide a more precise way to target the protein.

From Science Daily • May 17, 2026

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023