New technique overcomes genetic cause of infertility

By eugieneFebruary 23, 20181 comment
Usually, girls have two X chromosomes (XX) and boys have one X and one Y (XY), but approximately 1 in 500 boys are born with an extra X or Y. Having three rather than two sex chromosomes can disrupt formation of mature sperm and cause infertility. In a new study published in Science, a healthy […]
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