News tagged with dna fragment
8 species of wild fish have been detected in aquaculture feed
Researchers from the University of Oviedo have for the first time analysed a DNA fragment from commercial feed for aquarium cichlids, aquaculture salmon and marine fish in aquariums. The results show that ...
Apr 25, 2012 |
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Direct transfer of plant genes from chloroplasts into the cell nucleus
Chloroplasts, the plant cell's green solar power generators, were once living beings in their own right. This changed about one billion years ago, when they were swallowed up but not digested by larger cells. ...
Apr 13, 2012 |
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Adapting personal glucose monitors to detect DNA
An inexpensive device used by millions of people with diabetes could be adapted into a home DNA detector that enables individuals to perform home tests for viruses and bacteria in human body fluids, in food ...
Chemistry / Analytical Chemistry
Feb 29, 2012 |
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Zinc-finger proteins act as site-specific adapters for DNA-origami structures
(PhysOrg.com) -- DNA is not merely a carrier of genetic information; DNA is a useful building material for nanoscale structures. In a way similar to origami, the Japanese art of paper folding, a long single ...
Feb 02, 2012 |
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Scientists construct, to maintain complementary DNA libraries of first lizard genome sequence
Scientists at Indiana University Bloomington's Center for Genomics and Bioinformatics are credited with constructing the cDNA libraries for the first-ever genome sequence of a non-bird reptile, the North American ...
Sep 30, 2011 |
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New complex offers potentially safer alternative for gene therapy delivery
Spontaneous ordering of DNA fragments in a special matrix holds the key to creating non-toxic gene therapy delivery vectors, according to a study recently published in the European Physical Journal E.
Sep 08, 2011 |
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New genome assembly tool brings complex DNA research to the desktop
Genome assembly, the construction of DNA sequences from sample sequences, has received a boost with the release of Gossamer, a tool which allows researchers to assemble DNA fragments using cheap commodity computers rather ...
Jun 28, 2011 |
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New DNA analysis thousand times more sensitive
(PhysOrg.com) -- An international team of researchers has developed a new DNA technology which makes it possible to perform reliable analyses on DNA quantities that are a thousand times smaller than was previously the case. ...
Jun 17, 2011 |
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Old dog, new tricks: Study IDs 9,400-year-old mutt
Nearly 10,000 years ago, man's best friend provided protection and companionship - and an occasional meal. That's what researchers are saying after finding a bone fragment from what they are calling the earliest ...
Other Sciences / Archaeology & Fossils
Jan 19, 2011 |
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Mammoth Achievement: Researchers at the forefront of molecular biology
Forget Jurassic Park. By successfully sequencing the DNA of a long-extinct species, Stephan Schuster and Webb Miller have helped push back the boundaries of molecular biology.
Jan 26, 2010 |
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New Test Results Deepen Mystery Surrounding Explorer Everett Ruess
(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 ...
Other Sciences / Archaeology & Fossils
Oct 22, 2009 |
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Unique study isolates DNA from Linnaeus' botanical collections
(PhysOrg.com) -- Researchers at Uppsala University has succeeded in extracting long DNA fragments from dried, pressed plant material collected in the 1700s by Linnaeus' apprentice Adam Afzelius. It is hoped ...
Aug 27, 2009 |
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Researchers develop new, more-sensitive assay for detecting DNA methylation in colon cancer
A study published in this week's online issue of Nature Biotechnology, demonstrates a unique and highly sensitive method for detecting methylation-associated cancers.
Aug 16, 2009 |
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