News tagged with dna changes
Ancient DNA holds clues to climate change adaptation
(PhysOrg.com) -- Thirty-thousand-year-old bison bones discovered in permafrost at a Canadian goldmine are helping scientists unravel the mystery about how animals adapt to rapid environmental change.
Jan 31, 2012 |
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Potential for earlier diagnosis of ovarian cancer
(Medical Xpress) -- Australian scientists have identified biochemical changes that commonly occur in the DNA of women with ovarian cancer, which may help diagnose the cancer at an earlier stage in the future.
Jan 25, 2012 |
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Turtles' mating habits protect against effects of climate change
The mating habits of marine turtle may help to protect them against the effects of climate change, according to new research led by the University of Exeter. Published today in the journal Proceedings of th ...
Jan 24, 2012 |
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Good parents are predictable -- at least when it comes to corn
In order to breed new varieties of corn with a higher yield faster than ever before, researchers at the University of Hohenheim in Stuttgart, Germany, and other institutions are relying on a trick: early selection of the ...
Jan 15, 2012 |
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Study provides new insights into an ancient mechanism of mammalian evolution
A team of geneticists and computational biologists in the UK today reveal how an ancient mechanism is involved in gene control and continues to drive genome evolution. The new study is published in the journal ...
Jan 12, 2012 |
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New study helps predict which lung cancer drugs are most likely to work
(Medical Xpress) -- Researchers at Johns Hopkins have shown that DNA changes in a gene that drives the growth of a form of lung cancer can make the cancer’s cells resistant to cancer drugs. The findings show that some ...
Jan 10, 2012 |
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Rare gene variant implicates vitamin D in cause of multiple sclerosis
(Medical Xpress) -- A rare genetic variant that appears to be directly and causally linked to multiple sclerosis (MS) has been identified by Oxford University researchers.
Medicine & Health / Neuroscience
Dec 09, 2011 |
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First analysis of tumor-suppressor interactions with whole genome in normal human cells
Scientists investigating the interactions, or binding patterns, of a major tumor-suppressor protein known as p53 with the entire genome in normal human cells have turned up key differences from those observed in cancer cells. ...
Nov 30, 2011 |
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Environment and diet leave their prints on the heart
A University of Cambridge study, which set out to investigate DNA methylation in the human heart and the 'missing link' between our lifestyle and our health, has now mapped the link in detail across the entire human genome.
Nov 29, 2011 |
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When inflexibility is counterproductive: Mechanism of UV-induced DNA Dewar lesion revealed
Excessive exposure to ultraviolet (UV) radiation of sunlight can result in skin damage and may even induce skin cancers. Irradiation with UV light causes mutations in the DNA, which can interfere with or even inhibit the ...
Nov 28, 2011 |
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Researchers find alterations of a single gene associated with intellectual disability, epilepsy and autistic features
(Medical Xpress) -- Virginia Commonwealth University School of Medicine researchers, working with an international team of colleagues, have identified a gene that may play a role in causing a neurodevelopmental disorder that ...
Oct 07, 2011 |
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Jumping gene enabled key step in corn domestication
Corn split off from its closest relative teosinte, a wild Mexican grass, about 10,000 years ago thanks to the breeding efforts of early Mexican farmers. Today it's hard to tell that the two plants were ever close kin: Corn ...
Sep 25, 2011 |
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Bowhead whales using the Northwest Passage
(PhysOrg.com) -- According to a new study published in Biology Letters, the climate changes and melting of ice in the Northwest Passage are leading to the mingling of two bowhead whale populations that have b ...
Sep 22, 2011 |
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Groundbreaking DNA tests could trap deer poachers
Poachers could be tracked down through tests for human DNA on deer remains, according to research led by scientists at the University of Strathclyde.
Sep 09, 2011 |
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Mutation clue to disorders in older dads' offspring
Queensland Brain Institute (QBI) researchers have discovered a genetic mechanism that may explain why the children of older fathers are more likely to develop schizophrenia or autism.
Medicine & Health / Psychology & Psychiatry
Sep 01, 2011 |
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