News tagged with genome sciences
Study reveals how ancient viruses became genomic 'superspreaders'
Scientists have uncovered clues as to how our genomes became riddled with viruses. The study, supported by the Wellcome Trust, reveals important information about the so–called 'dark matter' of our genome.
Apr 23, 2012 |
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Study dusts sugar coating off little-known regulation in cells
In Alzheimer's disease, brain neurons become clogged with tangled proteins. Scientists suspect these tangles arise partly due to malfunctions in a little-known regulatory system within cells. Now, researchers have dramatically ...
Apr 16, 2012 |
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Scientists map hotspots for genetic exchange in chimpanzees
Scientists at the University of Oxford and the University of Chicago have constructed the world's first genetic map in chimpanzees of recombination – the exchange of genetic material within a chromosome ...
Mar 15, 2012 |
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Supersoldier ants created in the lab by reactivating ancestral genes
(PhysOrg.com) -- There are over 1100 species of Pheidole genus ants, and most individual ants belong to either the worker or soldier caste. In only eight of the Pheidole species, some individuals can belong ...
Jan 06, 2012 |
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Development of DNA trap paves way for personalized medicine
Sequencing DNA base pairs – the individual molecules that make up DNA – is key for medical researchers working toward personalized medicine. Being able to isolate, study and sequence these DNA molecules ...
Nanotechnology / Bio & Medicine
May 23, 2011 |
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Packaging process for genes discovered
Scientists at Penn State University have achieved a major milestone in the attempt to assemble, in a test tube, entire chromosomes from their component parts. The achievement reveals the process a cell uses ...
May 19, 2011 |
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Neanderthals died out earlier than originally believed
(PhysOrg.com) -- According to a newly released report in The Proceedings of the National Academy of Sciences, a newly refined method of radiocarbon dating has found that Neanderthals died off much earlier than o ...
Other Sciences / Archaeology & Fossils
May 10, 2011 |
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Genome of marine organism reveals hidden secrets
An international team of researchers led by scientists at Scripps Institution of Oceanography at UC San Diego has deciphered the genome of a tropical marine organism known to produce substances potentially ...
May 09, 2011 |
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Selaginella genome adds piece to plant evolutionary puzzle
(PhysOrg.com) -- A Purdue University-led sequencing of the Selaginella moellendorffii (spikemoss) genome - the first for a non-seed vascular plant - is expected to give scientists a better understanding of how ...
May 05, 2011 |
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Genome code cracked for most common form of pediatric brain cancer
Scientists at the Johns Hopkins Kimmel Cancer Center have deciphered the genetic code for medulloblastoma, the most common pediatric brain cancer and a leading killer of children with cancer. The genetic "map" is believed ...
Dec 16, 2010 |
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Analysis of teeth suggests modern humans mature more slowly than Neanderthals did
A sophisticated new examination of teeth from 11 Neanderthal and early human fossils shows that modern humans are slower than our ancestors to reach full maturity. The finding suggests that our characteristically ...
Other Sciences / Archaeology & Fossils
Nov 15, 2010 |
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Dormant ancient chimp virus revived
(PhysOrg.com) -- Researchers in New York have identified the receptor of an ancient chimpanzee retrovirus that has been dormant for at least a million years. Now the scientists have resurrected a key part of the virus to ...
Medicine & Health / Medical research
Oct 26, 2010 |
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Powerful genome barcoding system reveals large-scale variation in human DNA
(PhysOrg.com) -- Genetic abnormalities are most often discussed in terms of differences so miniscule they are actually called "snips" — changes in a single unit along the 3 billion that make up the entire string of human ...
May 31, 2010 |
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First 'synthetic life': Scientists 'boot up' a bacterial cell with a synthetic genome
(PhysOrg.com) -- Scientists have developed the first cell controlled by a synthetic genome. They now hope to use this method to probe the basic machinery of life and to engineer bacteria specially designed ...
May 20, 2010 |
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New approach precisely tracks evolution's footprints in the human genome
(PhysOrg.com) -- Fossils may provide tantalizing clues to human history but they also lack some vital information, such as revealing which pieces of human DNA have been favored by evolution because they confer ...
Jan 07, 2010 |
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