News tagged with dna markers
Native Americans descended from a single ancestral group, DNA study confirms
For two decades, researchers have been using a growing volume of genetic data to debate whether ancestors of Native Americans emigrated to the New World in one wave or successive waves, or from one ancestral ...
Apr 29, 2009 |
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Geneticists publish largest-ever study on African genetics revealing origins, migration
African, American, and European researchers working in collaboration over a 10-year period have released the largest-ever study of African genetic data--more than four million genotypes--providing a library of new information ...
Apr 30, 2009 |
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lobSTR algorithm rolls DNA fingerprinting into 21st century
As any crime show buff can tell you, DNA evidence identifies a victim's remains, fingers the guilty, and sets the innocent free. But in reality, the processing of forensic DNA evidence takes much longer than a 60-minute primetime ...
Apr 27, 2012 |
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DNA reveals Neolithic farmers' near Eastern affinities
During an international research project, scientists from the Institute of Anthropology at the Johannes Gutenberg University Mainz and the University of Adelaide worked with a number of additional partners to research the ...
Other Sciences / Archaeology & Fossils
Nov 15, 2010 |
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Scientists get to the root of ancient case of sour grapes
(PhysOrg.com) -- Scientists in Cambridge have discovered that a lowly grape variety grown by peasants - but despised by noblemen - during the Middle Ages was the mother of many of today’s greatest grape varieties, ...
Dec 18, 2009 |
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New associations between diabetes, environmental factors found by novel analytic technique
Got diabetes? If so, you probably know that the adult-onset form of the disease can be triggered by, among other things, obesity and a fatty diet. You're also more likely to develop diabetes if other family members have it. ...
Medicine & Health / Medical research
May 20, 2010 |
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'A-maize-ing' discovery could lead to higher corn yields for food, feed and fuel
Scientists may have made an "a-maize-ing" discovery that could lead to higher corn yields in the United States. In a new research report published in the March 2010 issue of the journal Genetics, scientists used tropical maize ...
Mar 25, 2010 |
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New Biomarker Predicts Response to Hepatitis C Treatment
(PhysOrg.com) -- Researchers have identified the first genetic marker that predicts response to hepatitis C treatments, and a single letter of DNA code appears to make a huge difference. Duke University Medical Center scientists ...
Aug 16, 2009 |
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New DNA test uses nanotechnology to find early signs of cancer
Using tiny crystals called quantum dots, Johns Hopkins researchers have developed a highly sensitive test to look for DNA attachments that often are early warning signs of cancer.
Nanotechnology / Bio & Medicine
Aug 17, 2009 |
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Dairy farmer finds unusual forage grass
A U.S. Department of Agriculture (USDA) grass breeder has rediscovered a forage grass that seems just right for today's intensive rotational grazing.
Mar 15, 2011 |
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Scientists develop drought-tolerant alfalfa
With much of the Southwest struggling with drought, many ranchers and dairy farmers are having difficulty finding enough hay for their livestock and making tough choices: pay up to twice as much as last year and ship it in ...
Jan 03, 2012 |
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Breeding their horns off -- a winner
A team of scientists led by CSIRO's Dr Kishore Prayaga has been awarded a prestigious Australian Museum Eureka Prize for its work to develop a simple genetic test which has the potential to end the need to ...
Aug 19, 2009 |
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New Genetic Research Indicates Jewish Priesthood Has Multiple Lineages
(PhysOrg.com) -- UA geneticist Michael Hammer and his colleagues report that their research shows a number of ancestors fueled the ancient Jewish priesthood that dates back more than three millenia.Their work is currently ...
Sep 17, 2009 |
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New test for mysterious metabolic diseases developed at Stanford/Packard
Scientists at Stanford University School of Medicine have devised a much-needed way to monitor and find treatments for a mysterious and devastating group of metabolic diseases that arise from mutations in cells' fuel-burning ...
Medicine & Health / Medical research
Feb 11, 2009 |
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New tracking approach will help protect polar bears
A new approach to tracking polar bears, developed by Queen's University researchers, will shed more light on the potentially endangered Arctic animal and help boost the economy of Canada's north.
Jun 18, 2009 |
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