Article
Testing the Mother's Curse Hypothesis in Human Mitochondrial Genome Evolution.
Genome biology and evolution - 29 Oct 2025
Yuan Ruiqi, Zhang Jianzhi
Abstract excerpt
In species where mitochondrial DNA (mtDNA) is maternally inherited such as vertebrates, mtDNA mutations harming males only are not subject to purifying selection and thus can spread in a population, especially when these mutations benefit females. Therefore, the mother's curse hypothesis (MCH) posits a greater mtDNA mutation load in males than in females. MCH is potentially important for human health, disease,...
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