News tagged with extra embryos
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Search results for extra embryos
Sex-specific behaviors traced to hormone-controlled genes in the brain
Hormones shape our bodies, make us fertile, excite our most basic urges, and as scientists have known for years, they govern the behaviors that separate men from women. But how?
Feb 02, 2012 |
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Patterns of chromosome abnormality: The key to cancer?
A healthy genome is characterized by 23 pairs of chromosomes, and even a small change in this structure — such as an extra copy of a single chromosome — can lead to severe physical impairment. So it's no surprise ...
Jan 23, 2012 |
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World's first chimeric monkeys are born
Researchers have produced the world's first chimeric monkeys. The bodies of these monkeys, which are normal and healthy, are composed of a mixture of cells representing as many as six distinct genomes. The ...
Jan 05, 2012 |
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Finger (mal)formation reveals surprise function of desert DNA
Swiss scientists from the EPFL and the University of Geneva have discovered a genetic mechanism that defines the shape of our members in which, surprisingly, genes play only a secondary role.
Nov 23, 2011 |
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Biocomplexity researchers announce multi-scale model of early embryonic development in vertebrates
(PhysOrg.com) -- Scientists at Indiana University's Biocomplexity Institute have developed a computational model for the intricate cellular dance that occurs during the earliest stages of animal development ...
Oct 21, 2011 |
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Researchers discover faulty molecular switch that cause infertility, miscarriage
Scientists have discovered an enzyme that acts as a 'fertility switch', in a study published in Nature Medicine today. High levels of the protein are associated with infertility, while low levels make a woman more likely ...
Oct 16, 2011 |
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Short-lived seed of alpine plants
Scientists from the Millennium Seed Bank Partnership have found that the seeds of alpine plants are shorter lived than their lowland relatives. This will have implications for seed conservation strategies ...
Sep 21, 2011 |
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In the early life of an embryo, a monster lurks
Research based at Princeton University has revealed that newly fertilized cells only narrowly avoid degenerating into fatal chaos. At the same time, scientists have discovered that embryos have acquired a mechanism to contain ...
Aug 22, 2011 |
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Suit against federal stem cell research dismissed
(AP) -- A lawsuit that had threatened to end the Obama administration's funding of embryonic stem cell research was thrown out Wednesday, allowing the U.S. to continue supporting a search for cures to deadly diseases over ...
Jul 27, 2011 |
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UK scientists want human-animal tests monitored
(AP) -- British scientists say a new expert body should be formed to regulate experiments mixing animal and human DNA to make sure no medical or ethical boundaries are crossed.
Jul 22, 2011 |
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