Vince
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New techniques to detect Y chromosome genes show frequent loss of the Y in tissues of older men. The increase with age is clear: 40% of 60-year-old men show loss of Y, but 57% of 90-year-olds. Environmental factors such as smoking and exposure to carcinogens also play a role.
www.livescience.com
Many men lose their Y chromosomes as they age. It may shorten their lives.
A researcher explores why men lose their Y chromosomes in cells as they age and the health implications associated with this loss.