Genetics
Gene discovery points towards non-hormonal male contraceptive
A new type of male contraceptive could be created thanks to the discovery of a key gene essential for sperm development.
May 24, 2012
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News tagged with sperm
Medical research
Gene involved in sperm-to-egg binding is key to fertility in mammals
Experts from Durham University have identified a new gene that could help the development of fertility treatments in humans in the future.
May 1, 2012
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Other
Men with deep voice may be lacking in sperm: study
(Medical Xpress) -- Women look for tall, dark and handsome. Those chiseled features and that deep sexy voice have gained the attention of women for generations. However, a new study published in PLoS ONE shows that those ...
Genetics
Live-action films of worm sperm contain clues to male fertility
(Medical Xpress) -- Mouse sperm propel themselves with a whip-like molecular tail that lashes back and forth. Sperm in the roundworm Caenorhabditis elegans crawl along using a flat, fibrous foot called a pseudopod. They couldn’t ...
Nov 11, 2011
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Medical research
Revealed: How sticky egg captures sperm
Researchers have uncovered exactly how a human egg captures an incoming sperm to begin the fertilisation process, in a new study published this week in the journal Science.
Aug 18, 2011
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Medical research
Sperm coat protein may be key to male infertility
The loss of a protein that coats sperm may explain a significant proportion of infertility in men worldwide, according to a study by an international team of researchers led by UC Davis. The research could open up new ways ...
Jul 20, 2011
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Medical research
Cell phone use may reduce male fertility
Men who have been diagnosed with poor sperm quality and who are trying to have children should limit their cell phone use. Researchers have found that while cell phone use appears to increase the level of testosterone circulating ...
May 19, 2011
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Obstetrics & gynaecology
Male hormonal birth control? It may be closer than you think
Matthew Treviño and Emily Fletcher are self-described DINKWADs—double income, no kids, with a dog. The Sacramento couple, who met and work at UC Davis, are as committed to each other as they are to not having children, ...
Mar 9, 2024
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Health
Study finds a third of trans masculine individuals on testosterone still ovulate
Physician-researcher Joyce Asseler and gynecologist Norah van Mello examined the ovarian tissue of transgender people who had their ovaries removed as part of their gender-affirming treatment. They had all used testosterone ...
Feb 22, 2024
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Medical research
Researchers create 'laboratory testicles,' organoids that could advance male infertility research
The testis is responsible for sperm production and testosterone synthesis. Abnormalities in testis development and function lead to disorders of sex development (DSD) and male infertility. Currently, no in vitro system exists ...
Feb 20, 2024
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