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Researchers look to imprinted genes for clues to fetal growth restriction in cloned swine
Jul 20, 2009 |
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(PhysOrg.com) -- Researchers at North Carolina State University have found that intrauterine growth restriction (IUGR), which results in low birth weight and long-term deleterious health effects in cloned swine, is linked ...
Battle of sex in genes and the brain
Jul 14, 2008 |
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Sex is good for a lot of things. One of the most important is the way in which sex leads to a shuffling of the genetic cards in every individual. Scientists in Cardiff are beginning to build up a picture of what certain genes ...
Explaining a genetic disorder's unique shift
Biology /
Aug 26, 2008 |
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Findings reported in this week's PLoS Biology give insight into the unique characteristics of the birth defect known as Prader-Willi Syndrome (PWS), and at the same time, may help explain the way that a certain type of gen ...
Scientists map imprinted genes in human genome
Nov 30, 2007 |
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Scientists at Duke University have created the first map of imprinted genes throughout the human genome, and they say a modern-day Rosetta stone – a form of artificial intelligence called machine learning ...
Genetic riddle solved by kangaroo and platypus
Nov 01, 2006 |
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Australian scientists have unravelled a mystery of the origins of two debilitating human genetic diseases by studying the kangaroo and platypus genome.
Evolution of an imprinted domain in mammals
Biology /
Jun 03, 2008 |
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The normal human genome contains 46 chromosomes: 23 from the mother and 23 from the father. Thus, you have two copies of every gene (excluding some irregularity in the pair of sex chromosomes). In general, which parent contributes ...
Genes in the sex cells of plants are marked to switch on or off before fertilisation
Jul 18, 2006 |
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Plant genes share the same mechanism found in mammals in the way they are marked or ‘imprinted’ to switch on or off depending on their sex, just before fertilisation. Oxford scientists have now shown that differences ...
Scientists find clue to mechanisms of gene signaling and regulation
Aug 22, 2007 |
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Scientists have discovered a pattern in the DNA sequence of the mouse genome that may play a fundamental part in the way DNA molecules regulate gene expression. The research, led by Emory University scientists along with ...
Researchers create genetically matched embryonic stem cells for transplantation
Dec 14, 2006 |
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Researchers at Children's Hospital Boston report a new and efficient strategy, using eggs alone, for creating mouse embryonic stem cells that can be transplanted without the risk of rejection because the cells are compatible ...
Why females live longer than males: is it due to the father's sperm?
Dec 01, 2009 |
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Researchers in Japan have found that female mice produced by using genetic material from two mothers but no father live significantly longer than mice with the normal mix of maternal and paternal genes. Their findings provide ...
Marsupials and humans shared same genetic imprinting 150 million years ago
Biology /
Jul 15, 2008 |
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Research published in Nature Genetics by a team of international scientists including the department of zoology at the University of Melbourne, Australia, has established an identical mechanism of genetic imprinting, a proc ...
Parental genes do what's best for baby
Biology /
Nov 29, 2006 |
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A molecular "battle of the sexes" long considered the major driving force in a baby's development is being challenged by a new genetic theory of parental teamwork.
Astrophysicists find fractal image of Sun's 'Storm Season' imprinted on Solar Wind
May 24, 2007 |
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Plasma astrophysicists at the University of Warwick have found that key information about the Sun’s 'storm season’ is being broadcast across the solar system in a fractal snapshot imprinted in the solar wind. This research ...
Close encounters with 3-D cell growth
Dec 16, 2008 |
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(PhysOrg.com) -- MIT engineers have built a device that gives them an unprecedented view of three-dimensional cell growth and migration, including the formation of blood vessels and the spread of tumor cells.
Explosives prevent technology theft
Jun 25, 2009 |
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Product piracy causes billions worth of damage worldwide. A combination of visible and invisible copy protection is really effective against this. Explosive embossing is an economical procedure and can be ...
