DNA repair

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DNA repair

any of the processes in the CELL in which damaged DNA is recognized and repaired. The process may involve precise reversal of the damage, or removal of the damage followed by replacement with normal DNA. See, for example, DARK REPAIR, EXCISION REPAIR, MISMATCH REPAIR.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

References in periodicals archive ?

However, since treatment with radiation alone does not lead to a complete response, the researchers subsequently tested a collection of drugs targeting key enzymes in the DNA repair pathways to find one that might work hand in hand with radiation to make the tumor cells even more vulnerable.

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"This is the first time that anyone has discovered one of its functions is DNA repair," Unni said.

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A skin biopsy and subsequent testing in cell cultures for defective DNA repair will confirm or exclude the diagnosis.

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DNA repair errors are responsible for a variety of birth defects as well as conditions like Down syndrome or Turner syndrome that result from an incorrect number of chromosomes in an individual, also called aneuploidy.

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"We found that aldehydes in tobacco smoke are the major driving forces in inducing DNA damage and inhibiting DNA repair, the two major forces that cause cancer," a coauthor said in a statement.

Aldehydes Dominant Carcinogen in Tobacco Smoke; Aldehydes act by inducing DNA damage and inhibiting DNA repair

AsiDNA is a first-in-class DNA repair inhibitor in the field of DNA Damage Response (DDR) that mimics double-stranded DNA breaks in tumour cells, activating repair pathways, diverting repair enzymes from the target and finally depleting the cell through a unique mechanism of agonist and decoy.

Onxeo reports new preclinical results on AsiDNA

The nicotinamide removed and replaced damaged DNA and significantly increased the number of cells undergoing DNA repair. It also reduced the production of damaging DNA photoproducts in cell cultures and in human skin.21

How Plant Extracts Can Protect Against Photoaging and Skin Cancer

The DNA repair system acts as a cellular defense mechanism against DNA damage due to mostly oxidative stress.

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In this paper we aimed to report a mother with bilateral breast cancer and her daughter with NF1 that DNA repair gene expressions and NF1 mutation were analyzed.

Bilateral Breast Cancer with Neurofibromatosis Type 1 Patient: Case Report

LADIVAL DNA REPAIR AFTER SUN GEL, PS14 Asda This soothing after-sun works to repair your skin DNA that's been harmed by the sun.

be sun smart; BE SAFER IN (AND AFTER) THE SUN WITH THESE SKIN-LOVING PRODUCTS

LADIVAL DNA REPAIR AFTER SUN GEL, PS14, Asda This soothing after-sun works to repair your skin DNA that's been harmed by the sun.

be sun smart

.Ladival DNA Repair After Sun Gel, PS14 This soothing after-sun works to repair your skin DNA that's been harmed by the sun.