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Healthy ageing men have normal reproductive function but display germline-specific molecular changes

2019-09-16 sexual and reproductive health Title + abstract only
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Children of older fathers have higher risk for certain diseases. Nevertheless, how ageing specifically affects male germ cells is so far not completely understood. In a cohort of 197 healthy men (18-84 years), we found that semen and reproductive parameters remained normal over six decades. Along with an age-dependent increase in telomere length in sperm (r=0.41, p>0.001), we found accelerated DNA fragmentation, more prominent after the sixth decate of life, and with around 60% of men older than...

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