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The age old male view that women are too picky has been taken to a whole new level after research found the female reproductive system may be rejecting sperm it doesn’t find good enough to create a pregnancy. University of Adelaide Professor Sarah Robertson, who is leading the research, says tests discovered that females have an [...] A woman’s body may be unconsciously selective about sperm, allowing some men’s to progress to pregnancy but killing off the chances of less suitable matches, an Australian researcher said Wednesday. University of Adelaide professor Sarah Robertson said her research suggested that sperm contains “signalling molecules” that activate immunity changes in a woman so her body accepts [...] A man’s sperm can contribute to a healthy pregnancy but also runs the risk of being rejected if not entirely compatible with his partner, new research has found. University of Adelaide Professor Sarah Robertson said semen had special qualities that contributed to a healthy pregnancy, including helping to prepare the female body for nurturing the fetus. But [...] |
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