Human Sperm Gene Is 600 Million Years Old
“This is the first clear evidence that suggests our ability to produce sperm is very ancient, probably originating at the dawn of animal evolution 600 million years ago,” said Eugene Xu, assistant professor of obstetrics and gynecology at Feinberg. “This finding suggests that all animal sperm production likely comes from a common prototype.”
Xu is senior author of a paper on the study that will be published July 15 in PLoS Genetics.
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