News tagged with human eggs
From embryonic stem cells, a sperm replacement and easier path to genetic modification
Researchers reporting in the April 27 issue of the journal Cell have devised a new and improved method for producing genetically modified animals for use in scientific research. The method relies on haploi ...
Apr 26, 2012 |
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Head and body lice appear to be the same species, genetic study finds
A new study offers compelling genetic evidence that head and body lice are the same species. The finding is of special interest because body lice can transmit deadly bacterial diseases, while head lice do ...
Apr 09, 2012 |
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Disgraced Korean scientist unveils cloned coyotes
Disgraced South Korean stem cell scientist Hwang Woo-Suk unveiled eight cloned coyotes Monday in a project sponsored by a provincial government.
Oct 17, 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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Genetics work could lead to advances in fertility for women
Princeton scientists have identified genes responsible for controlling reproductive life span in worms and found they may control genes regulating similar functions in humans.
Oct 22, 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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Researchers build 'artificial ovary' to develop oocytes into mature human eggs
(PhysOrg.com) -- Researchers at Brown University and Women & Infants Hospital have invented the first artificial human ovary, an advance that provides a potentially powerful new means for conducting fertility ...
Medicine & Health / Medical research
Sep 14, 2010 |
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Why the biological clock? Study says aging reduces centromere cohesion, disrupts reproduction
University of Pennsylvania biologists studying human reproduction have identified what is likely the major contributing factor to the maternal age-associated increase in aneuploidy, the term for an abnormal ...
Sep 08, 2010 |
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Researchers Generate Mature Egg Cells From Early Ovarian Follicles
(PhysOrg.com) -- Researchers supported by the National Institutes of Health have for the first time activated mouse egg cells at the earliest stage of their development and brought them to maturity. In a related experiment, ...
Medicine & Health / Medical research
Aug 04, 2010 |
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Studies of women's attitudes to 'social egg freezing' find reasons differ with age
Women of different ages differ in their reasons for wishing to undergo egg freezing, show two studies presented to the 26th annual meeting of the European Society of Human Reproduction and Embryology today (Monday). A large ...
Jun 28, 2010 |
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Infectious virus hidden in chromosomes during latency can be passed from parents to children
Human herpesvirus 6 (HHV-6) infects nearly 100 percent of humans in early childhood, and the infection then lasts for the rest of a person's life. Now, a team led by Peter Medveczky, MD, a professor in the ...
Medicine & Health / Medical research
Mar 08, 2010 |
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New molecule identified in DNA damage response
(PhysOrg.com) -- Evolution places the highest premium on reproduction, natural selection’s only standard for biological success. In the case of replicating cells, life spares no expense to ensure that the ...
Dec 08, 2009 |
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Stem cell pioneers among Nobel Prize candidates
(AP) -- Two Canadian scientists whose discovery of stem cells has paved the way for controversial research could be candidates for the 2009 Nobel Prize in medicine, the winners of which will be announced Monday.
Oct 04, 2009 |
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New technique could save cancer patients' fertility
The tiny translucent egg nestled in the special laboratory gel was a mere 30 days old, but its four-week birthday caused researchers to quietly celebrate. This was the first time anyone had successfully grown a woman's immature ...
Jul 13, 2009 |
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Drugs needed to preserve eggs for reproduction need to be given in stages
Cryoprotectants needed to preserve eggs for reproduction need to be given in stages, albeit rapid ones, say scientists who have developed a mathematical model that predicts optimal time for loading and unloading ...
Apr 29, 2009 |
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