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Sperm News

Sperm can show signs of a mother’s stress

Cambridge - Scientists report that mice that are malnourished while pregnant can pass down genetic markers of such stress to their sons’ sperm.

Dwarf spiders try to keep paternity against rivals

Male dwarf spiders deploy sperm-blocking plugs, according to a new study. The objective is to thwart the reproductive chances of their mate’s subsequent suitors.

Common chemicals can damage sperm

Copenhagen - Scientists have uncovered a molecular mechanism through which hormone disrupting compounds compromise the viability of human sperm cells, leading to an infertility risk.

Labs 'grows' early-stage sperm

Scientists have reprogrammed human skin cells into immature sperm cells. The work is still early-stage, but the researchers are optimistic about its potential in relation to cancer research.

Woman begins legal bid to keep dead husband's sperm

Birmingham - A woman is taking legal action to prevent her dead husband's sperm from being destroyed, so that she has the option to have his child.

Researchers: There is a way to block sperm

Scientists have identified a way to block the transport of sperm during ejaculation, which means that there could be a new male contraceptive on the way.

Strips of pork belly linked to reduction of ‘normal’ sperm

The traditional breakfast meat that pairs well with eggs and hash browns has become a pop culture staple. Forget the bacon cheeseburger.

Sperm bank of animals created 'to colonise other planets'

A university in Japan and a zoo are creating a sperm bank for endangered animals that may one day be used to colonise other planets, or even bring extinct species back to life.

Newlywed realizes she is allergic to husband's sperm

The honeymoon phase usually lasts for a few years after getting married, and newlyweds seem like they cannot get enough of each other. However, one couple had the opposite experience when they realized the bride was allergic to the husband's sperm.

Woman receives bottle of moisturizer full of sperm

A woman in China realized that a bottle of moisturizer that was sent to her by a secret admirer was actually full of sperm.

Louisiana man Layne Hardin says ex-girlfriend stole his sperm

Layne Hardin, a Louisiana man, has filed a lawsuit against a Houston fertility clinic and his ex-girlfriend Toby Devall, claiming that the clinic failed to take proper precautions to keep his ex-girlfriend Devall from stealing his sperm.

Older dads increase risk of autism and mental illness in children

A landmark study has determined that the older a man is when he has a child, the greater the risk of passing on genetic mutations that can cause autism and schizophrenia.

How frozen sperm can help save coral

Researchers say that a sperm bank that has been gathered from reefs may be able to rebuild and restore damaged reefs one day.

New male contraceptive in development

A new type of male contraceptive is in development. The ‘pill’, if it makes it into production, is based on the discovery of an important gene which is required for sperm development.

Gene discovery may lead to non-hormonal male birth control pill

Edinburgh - Scottish scientists say a new male birth control pill may soon be available following discovery of a gene essential for sperm development. The gene called Katnal1, enables sperm to mature in testes.

Do long courses of antibiotics reduce male sperm count?

Some new research, using scorpions, has shown that long-term doses of common antibiotics lead to a loss in sperm viability and that this loss can be passed from father to son. The model could be applicable to many types of animals, including humans.

Scientist fathered 600 from sperm donated at his fertility clinic

London - A British scientist who set up a fertility clinic in the 1940s may have fathered 600 children by donating his own sperm. Biologist Bertold Wiesner supplied his sperm to partners of infertile men mostly from the middle and upper classes.

Female promiscuity removes incompatible sperm from inbreeding

A new study at the University of East Anglia (UEA) found that females who live in inbred populations have a tendency to become more promiscuous or “loose,” screening-out sperm from genetically incompatible males.

'BeautifulPeople' website now offers ugly people access to genes

An exclusive online dating website and community for beautiful people has launched a virtual sperm and egg bank for people who want to have beautiful babies.

Sperm recognize siblings and pay it forward

Amazingly scientists have observed sperm cooperating like bicycle racing teammates. They apparently draft and also link themselves together to swim in tandem.

A mayor's joke about sperm that was not appreciated

Torrington - Perhaps forgetting that one's Facebook pages are sometimes actually read, a UK major posted a so-called joke many people did not appreciate. She compared illegal immigrants to sperm. Now she has been officially reprimanded.

Study: Shortage of sperm donations in UK

Research conducted by the University of Sheffield in Northern England has revealed that there is a desperate shortage of sperm donors in the U.K., forcing some women to import sperm or buy do-it-yourself insemination kits via the Internet.

Canada needs sperm donors

Thousands of Canadians who are infertile in Canada have to place all their hopes on just 33 men who are Canadian sperm donors. Other donors are imported from outside of the nation, a result of the Assisted Human Reproduction Act.

Mark Lester: I Donated Sperm to Michael Jackson

The hit 1960s musical Oliver! star Mark Lester, who played the title role has stated that he donated sperm to Michael Jackson and that he believes he may be Paris Jackson's biological father.

China announces first live panda through frozen sperm

The first live birth of a panda through artificial insemination was announced Friday at Wolong Giant Panda Research Center in China's Sichuan province.

British scientists create human sperm from stem cells

A team of British scientists announced that they have created human sperm from embryonic stem cells. The achievement is a first in medicine and underscores the need for broad-based stem cell research.

Daily sex keeps sperm healthy

According to an Australian study, men who ejaculated daily for seven consecutive days had improved sperm quality by reducing the amount of DNA damage. Additionally, decreased semen volume and sperm concentrations, but improved sperm motility were seen.

United States woman able to use dead partners sperm

A lady from New York has won her battle to be able to use the sperm of her dead fiance. The legal battle had turned out to be a race against time.

Widow Wins Right to Export Sperm to US

A British widow has won the right to export her dead husband's sperm to the United States so that she can undergo fertility treatment and try to get pregnant.

Exposure to PFCs May Reduce Women’s Fertility

Researchers at the UCLA School of Public Health have found the first evidence that perfluorinated chemicals (PFCs) may be associated with infertility in women.
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Sperm Image

Sperm... after a fashion
The stamen of Eucalyptus macrocarpa under high magnification look like sper...
Sperm... after a fashion The stamen of Eucalyptus macrocarpa under high magnification look like sperm cells swimming en masse.
~Squil~
image:117946:1::0
A sperm cell fertilizing an egg cell
A sperm cell fertilizing an egg cell
Wikimedia
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