News tagged with genetic records
Study finds modern dog breeds genetically disconnected from ancient ancestors
Cross-breeding of dogs over thousands of years has made it extremely difficult to trace the ancient genetic roots of today's pets, according to a new study led by Durham University.
May 21, 2012 |
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Research reveals aquatic bacteria more recent move to land
Research by University of Tennessee, Knoxville, faculty has discovered that bacteria's move from sea to land may have occurred much later than thought. It also has revealed that the bacteria may be especially useful in bioenergy ...
Dec 22, 2011 |
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Research team finds new explanation for Cambrian explosion
(PhysOrg.com) -- For hundreds of years, researchers from many branches of science have sought to explain the veritable explosion in diversity in animal organisms that started approximately 541 million years ...
Space & Earth / Earth Sciences
Nov 29, 2011 |
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Google strikes deal to preserve DNA data online
Concerned that the federal government might not keep funding the world's largest free database of genetic data, Google Inc. has forged a deal with a Mountain View, Calif., startup to keep the information online - and free ...
Oct 27, 2011 |
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Mini or massive? For turtles and tortoises, it all depends on where you live
(PhysOrg.com) -- Biologists from the UCLA Division of Life Sciences have reported the first quantitative evidence for an evolutionary link between habitat and body size in turtles and tortoises.
Feb 02, 2011 |
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Genetic archaeology finds parts of our genome more closely related to orangutans than chimps
In a study published online today in Genome Research, in coordination with the publication of the orangutan genome sequence, scientists have presented the surprising finding that although orangutans and humans are more d ...
Jan 26, 2011 |
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Paleovirology expanded: Non-retroviral virus fragments found in animal genomes
Understanding the evolution of life-threatening viruses like influenza, Ebola and dengue fever, could help us to minimize their impact. New research points the way to a fossil record of viruses that have insinuated themselves ...
Nov 18, 2010 |
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Gene screening may refine prediction of heart attack risk, researchers say
Testing for 11 specific genetic variations in hundreds of people with no history of heart disease provided information that led to revision of their estimated heart attack risk, say Mayo Clinic researchers.
Medicine & Health / Medical research
Nov 17, 2010 |
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Studies validate use of family health history as gold standard in disease risk assessment
Thousands of the world's top scientists and clinicians in the human genetics field will convene to present their latest research findings at the American Society of Human Genetics 60th Annual Meeting, which will be held November ...
Nov 05, 2010 |
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Use of informatics, EMRs enable genetic study of vascular disease
Scientific research published in the current issue of the Journal of the American Medical Informatics Association (JAMIA) reports on a study of genetic variants that influence human susceptibility to peripheral arterial dise ...
Medicine & Health / Medical research
Sep 08, 2010 |
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Tracking viruses back in time
How long have viruses been around? No one knows. Scientists at Portland State University have begun taking the first steps toward answering this question.
Space & Earth / Earth Sciences
Sep 06, 2010 |
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People want to be asked before sharing genetic data
People want to be informed and asked for consent before deciding whether to let researchers share their genetic information in a federal database. This is according to a team of investigators at Group Health Research Institute ...
Sep 01, 2010 |
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True causes for extinction of cave bear revealed
The cave bear started to become extinct in Europe 24,000 years ago, but until now the cause was unknown. An international team of scientists has analysed mitochondrial DNA sequences from 17 new fossil samples, ...
Other Sciences / Archaeology & Fossils
Aug 24, 2010 |
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Genome comparison tools found to be susceptible to slip-ups
(PhysOrg.com) -- You might call it comparing apples and oranges, but lining up different species' genomes is common practice in evolutionary research. Scientists can see how species have evolved, pinpoint which sections of ...
May 26, 2010 |
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Neanderthals may have interbred with humans twice
(PhysOrg.com) -- Extinct human species such as Neanderthals may still be with us, at least in our DNA, and this may help explain why they disappeared from the fossil record around 30,000 years ago.
Other Sciences / Archaeology & Fossils
Apr 21, 2010 |
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