News tagged with fertilizing eggs
'Genetic biopsy' of human eggs might help pick the best for IVF
Given the stakes of in vitro fertilization, prospective parents and their doctors need the best information they can get about the eggs they will extract, attempt to fertilize, and implant. New research at Brown University ...
Oct 06, 2011 |
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Chickens eject sperm from males they don't fancy
New research finds that even though hens aren't terribly picky about their mates, they are picky about whose sperm makes it to the egg.
Aug 25, 2011 |
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The machinery for recombination is part of the chromosome structure
During the development of gametes, such as egg and sperm cells in humans, chromosomes are broken and rearranged at many positions. Using state of the art technology, the research group of Franz Klein, professor for genetics ...
Aug 09, 2011 |
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Scientists' study of abalone yields new insights into sexual reproduction
In new research that could have implications for improving fertilization in humans and other mammals, life scientists studied interactions between individual sperm and eggs in red abalone, an ocean-dwelling snail, and made ...
Aug 04, 2011 |
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Zinc 'sparks' fly from egg within minutes of fertilization
(PhysOrg.com) -- At fertilization, a massive release of the metal zinc appears to set the fertilized egg cell on the path to dividing and growing into an embryo, according to the results of animal studies supported by the ...
Jul 22, 2011 |
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A procedure used in preconception diagnosis can lead to problems with pregnancies
A new study demonstrates that a procedure used in preconception diagnosis to identify eggs that are free of genetic disease might not work well in all cases. The research, published by Cell Press in the April issue of the ...
Apr 07, 2011 |
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Protective strategy shields primate ovaries from radiation-therapy-induced damage
A strategy developed by Massachusetts General Hospital (MGH) researchers to shield the ovaries of female mammals from the damaging effects of radiation and chemotherapy has passed an important milestone. A collaborative ...
Feb 22, 2011 |
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Uterine health more important than egg quality
For women seeking pregnancy by assisted reproductive technologies, such as in-vitro fertilization (IVF), a new study shows that the health of the uterus is more relevant than egg quality for a newborn to achieve normal birth ...
Feb 02, 2011 |
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Blood group may affect woman's fertility
(PhysOrg.com) -- Scientists in the US have for the first time demonstrated that having type O blood may have a negative effect on fertility through a lower egg count and poor egg quality. Women with type A blood appeared ...
Medicine & Health / Medical research
Oct 26, 2010 |
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Discovery opens new window on development, and maybe potential, of human egg cells
Fertility procedures such as in vitro fertilization (IVF) require a couple and the doctor to place the risky bet that the multiple eggs they choose to fertilize will produce an embryo that will thrive in the uterus. Researchers ...
Medicine & Health / Medical research
Oct 25, 2010 |
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Egg meets sperm: The female side of the story
Researchers at the Swedish medical university Karolinska Institutet have been able to describe the 3D structure of a complete egg receptor that binds sperm at the beginning of fertilization. The results, published in the ...
Oct 21, 2010 |
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Test tube laureates
Robert G. Edwards, the "father of the test tube baby," won the Nobel Prize in Physiology or Medicine yesterday for developing in vitro fertilization, a process involving the fertilization of human eggs out ...
Medicine & Health / Medical research
Oct 06, 2010 |
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In vitro UK pioneer Edwards wins medicine Nobel (Update 4)
The Nobel Prize in medicine went to a man whose work led to the first test tube baby, an achievement that helped bring 4 million infants into the world and raised challenging new questions about human reproduction.
Medicine & Health / Medical research
Oct 04, 2010 |
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Male fertility a matter of cell signals
Australian scientists have discovered the chemical signals that ensure men produce sperm instead of eggs.
Medicine & Health / Medical research
Sep 14, 2010 |
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Cyprus clinic at centre of human egg trafficking probe
They may never see the light of day but Maria is not abandoning her Cypriot "children", embryos that were seized after the fertility clinic where they were conceived in vitro was closed on suspicion of human egg trafficking.
Sep 14, 2010 |
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