Search results for DNA:
A flash of light turns graphene into a biosensor
Nanotechnology / Nanomaterials
Sep 23, 2009 |
3 / 5 (1) |
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(PhysOrg.com) -- Biomedical researchers suspect graphene, a novel nanomaterial made of sheets of single carbon atoms, would be useful in a variety of applications. But no one had studied the interaction between ...
Single-stranded DNA-binding protein is dynamic, critical to DNA repair
Oct 21, 2009 |
5 / 5 (1) |
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Researchers report that a single-stranded DNA-binding protein (SSB), once thought to be a static player among the many molecules that interact with DNA, actually moves back and forth along single-stranded ...
Rapid DNA Detection Quickly Diagnoses Infections
Nanotechnology / Bio & Medicine
Oct 05, 2009 |
4.8 / 5 (4) |
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(PhysOrg.com) -- A new portable device can detect bacteria and help prevent the spread of infectious diseases. This new tool takes from 15 minutes to 2 hours to diagnose a patient for infectious diseases and ...
Taking aim at mysterious DNA structures in the battle against cancer
Nov 04, 2009 |
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Designers of anti-cancer drugs are aiming their arrows at mysterious chunks of the genetic material DNA that may play a key role in preventing the growth and spread of cancer cells, according to an article in the current ...
Protein helps cells duplicate correctly, avoid becoming cancer
Oct 05, 2009 |
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A Purdue University researcher has discovered that the absence of certain proteins needed for proper cell duplication can lead to cancer.
Scientists show how hematopoietic stem cell development is regulated
Oct 06, 2009 |
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During cell division, whether hematopoietic stem cells (HSCs) will develop into new stem cells (self-renewal) or differentiate into other blood cells depends on a chemical process called DNA methylation. These were the findings ...
Models begin to unravel how single DNA strands combine
Nanotechnology / Bio & Medicine
Oct 05, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Using computer simulations, a team of University of Wisconsin-Madison researchers has identified some of the pathways through which single complementary strands of DNA interact and combine to form the double ...
'On the origin of nematodes' -- A phylogenetic tree of the world’s most numerous group of animals
Oct 27, 2009 |
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Scientists from Wageningen University and Research Centre have published the largest nematode Phylogenetic Tree to date in cooperation with the Dutch Plant Protection Service (PD) and the University of California ...
DNA 'barcode' for tropical trees
Nov 04, 2009 |
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In foods, soil samples or customs checks, plant fragments sometimes need to be quickly identified. The use of DNA “barcodes” to itemize plant biodiversity was proposed during the 1992 Rio de Janeiro Summit. ...
X-ray named top achievement by British museum
Nov 04, 2009 |
4 / 5 (1) |
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The X-ray was named the most important modern scientific achievement Wednesday in a poll conducted for Britain's Science Museum, beating Apollo spacecraft and DNA.
'Moonlighting' molecules discovered
Oct 29, 2009 |
5 / 5 (3) |
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Since the completion of the human genome sequence, a question has baffled researchers studying gene control: How is it that humans, being far more complex than the lowly yeast, do not proportionally contain in our genome ...
New Test Results Deepen Mystery Surrounding Explorer Everett Ruess
Other Sciences / Archaeology & Fossils
Oct 22, 2009 |
3.5 / 5 (2) |
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(PhysOrg.com) -- A University of Colorado at Boulder analysis of a skeleton found in Utah that initially indicated the remains were likely that of Southwest artist and poet Everett Ruess, who mysteriously disappeared in the ...
Nanotech researchers develop artificial pore
Nanotechnology / Bio & Medicine
Sep 28, 2009 |
5 / 5 (7) |
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(PhysOrg.com) -- Using an RNA-powered nanomotor, University of Cincinnati (UC) biomedical engineering researchers have successfully developed an artificial pore able to transmit nanoscale material through ...
Complete Genomics reports low-cost sequencing of 3 human genomes
Nov 05, 2009 |
5 / 5 (2) |
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Complete Genomics, a third-generation human genome sequencing company, today announced publication of a report in the journal Science describing its proprietary DNA sequencing platform, including analysis of seq ...
Mummy's tooth yields DNA
Other Sciences / Archaeology & Fossils
Oct 22, 2009 |
4.8 / 5 (13) |
1
(PhysOrg.com) -- A four thousand year old Egyptian mummy's tooth has yielded its DNA to probing scientists.
