Age-related increases in DNA repair and antioxidant protection: A comparison of the Boyd Orr Cohort of elderly subjects with a younger population sample
Author(s) -
Vikki Humphreys,
Richard M. Martin,
B. Ratcliffe,
Susan J. Duthie,
S. Wood,
D. Gunnell,
Andrew Collins
Publication year - 2007
Publication title -
age and ageing
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.014
H-Index - 143
eISSN - 1468-2834
pISSN - 0002-0729
DOI - 10.1093/ageing/afm107
Subject(s) - antioxidant , dna damage , ageing , dna repair , comet assay , population , reactive oxygen species , oxidative phosphorylation , dna , medicine , oxidative stress , biochemistry , immunology , biology , environmental health
One commonly held theory of ageing is that it is caused by oxidative damage to critical molecules in the body, including proteins, lipids and nucleic acids. Accumulation of oxidative DNA damage with age will occur if there is an increase in reactive oxygen species in the body, or a decline in antioxidant defences, or a reduced efficiency of DNA repair.
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