Queen's University researcher Richard Oko and his co-investigators have come up with a promising method of treating male infertility using a synthetic version of the sperm-originated protein known as PAWP.
Aug 11, 2014
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A new three-year, $440,000 study led by environmental health scientist Richard Pilsner at the University of Massachusetts Amherst is now underway to investigate whether phthalate levels in expectant fathers have an effect ...
Jun 11, 2014
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Infertility is generally thought of as a woman's problem. In fact, more than 3 million men across America also experience it. Today, researchers from Cold Spring Harbor Laboratory (CSHL) describe a key event during sperm ...
May 13, 2014
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Researchers at the Wellcome Trust Sanger Institute have discovered interacting proteins on the surface of the sperm and the egg essential to begin mammalian life. These proteins, which allow the sperm and egg to recognize ...
Apr 16, 2014
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The process of producing high-quality, fertile sperm requires many steps. A study in The Journal of Cell Biology shows how the transcription factor p73 promotes this process by regulating the adhesions between developing ...
Mar 24, 2014
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(Medical Xpress)—Human reproduction is simple. A sperm cell carries the man's genome into the egg. There, during fertilization, male and female genomes comingle in a way that fuses different traits from each parent into ...
Mar 14, 2014
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A contraceptive pill for men has moved one step closer after Australian researchers successfully made male mice infertile, according to a study published Tuesday.
Dec 3, 2013
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The World Health Organization estimates more than 70 million couples worldwide are unable to conceive each year, with close to a third of those cases attributable solely to issues with male fertility—including low sperm ...
Oct 30, 2013
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Hematopoietic stem cells—bone marrow-derived adult stem cells that give rise to the wide variety of specialized blood cells—come in two flavors: the reserve force sits quietly waiting to be called upon while the active ...
Jul 17, 2013
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The results may help to explain why certain medications have strong side effects on sperm and eggs, and why certain organisms remain unaffected by environmental changes. This is shown by studies that researchers from the ...
Apr 10, 2013
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