Article
Independent impacts of aging on mitochondrial DNA quantity and quality in humans.
BMC genomics - 21 Nov 2017
Zhang Ruoyu, Wang Yiqin, Ye Kaixiong, Picard Martin, Gu Zhenglong
Abstract excerpt
BACKGROUND: The accumulation of mitochondrial DNA (mtDNA) mutations, and the reduction of mtDNA copy number, both disrupt mitochondrial energetics, and may contribute to aging and age-associated phenotypes. However, there are few genetic and epidemiological studies on the spectra of blood mtDNA heteroplasmies, and the distribution of mtDNA copy numbers in different age groups and their impact on age-related...
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