News tagged with sperm morphology
High levels of cycling training damage triathletes' sperm
Jun 29, 2009 |
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The high-intensity training undertaken by triathletes has a significant impact on the quality of their sperm, the 25th annual conference of the European Society of Human Reproduction and Embryology heard today (Monday 29 ...
Normal-looking sperm may have serious damage; scientists urge more care in selection
Jul 08, 2008 |
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Intracytoplasmic sperm injection (ICSI), where a single sperm is injected into an egg to fertilise it, is increasingly used to help infertile men father children. Although the sperm chosen for the procedure may appear quite ...
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Male painters exposed to fertility damaging chemicals
May 23, 2008 |
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Men working as painters and decorators who are exposed to glycol ethers are more likely to have poor semen quality, according to research carried out by scientists from the Universities of Sheffield and Manchester.
Israeli sperm bank posts diminishing returns
May 11, 2009 |
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Wall Street giants are not the only banks hit by diminishing assets. New research for an Israeli sperm bank shows that depositors are 40 per cent less fertile than a decade ago, the Haaretz daily reported.
Taiwan scientists develop sperm 'efficiency' kit
Sep 17, 2009 |
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Scientists in Taiwan said Thursday they have invented a male fertility home test kit that breaks new ground by measuring the efficiency of sperm cells -- a key factor in determining men's ability to father children.
French woman asks court for dead husband's sperm
Sep 23, 2009 |
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A 39-year-old widow asked a French court Wednesday to allow her to retrieve her late husband's frozen sperm so that she can be inseminated and have his child.
Sperm may play leading role in spreading HIV
Medicine & Health / HIV & AIDS
Oct 26, 2009 |
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Sperm, and not just the fluid it bathes in, can transmit HIV to macrophages, T cells, and dendritic cells (DCs), report a team led by Ana Ceballos at the University of Buenos Aires in Argentina. By infecting ...
Possible genetic factor for male infertility identified
Sep 15, 2009 |
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Virginia Commonwealth University School of Medicine researchers have discovered a gene involved with the production of sperm that may contribute to male infertility and lead to new approaches to male contraception.
Daily sex helps to reduce sperm DNA damage and improve fertility
Jun 30, 2009 |
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Daily sex (or ejaculating daily) for seven days improves men’s sperm quality by reducing the amount of DNA damage, according to an Australian study presented today (Tuesday) to the 25th annual meeting of the European Society ...
Hope for men with nonobstructive infertility
Dec 03, 2009 |
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It has been thought that men with non-obstructive azoospermia (NOA), a lack of sperm in the semen not caused by an obstruction within the reproductive system, are poor candidates for IVF. Now, researchers writing in the open ...
Researchers make stem cells from developing sperm
Aug 06, 2009 |
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The promise of stem cell therapy may lie in uncovering how adult cells revert back into a primordial, stem cell state, whose fate is yet to be determined. Now, cell scientists at the Johns Hopkins University School of Medicine ...
Study Positively Identifies Giant Squid Presence in Gulf of Mexico
Sep 21, 2009 |
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(PhysOrg.com) -- During a recent research cruise, a rare giant squid was captured in the Gulf of Mexico.
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