News tagged with dna markers

In cod we trust: DNA test combats fisheries fraud

Scientists on Tuesday said they had devised a DNA test to pinpoint the geographical origins of commercial seafish, in a breakthrough against illegal trawling that threatens fish stocks worldwide.

Biology / Biotechnology

created May 22, 2012 | popularity not rated yet | comments 0

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 ...

Biology / Biotechnology

created Apr 27, 2012 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast

Scientists use nanotechnology to hunt for hidden pathogens

Researchers at the University of Central Florida have developed a novel technique that may give doctors a faster and more sensitive tool to detect pathogens associated with inflammatory bowel disease, including ...

Nanotechnology / Bio & Medicine

created Apr 09, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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 ...

Medicine & Health / Genetics

created Aug 16, 2009 | popularity 4.5 / 5 (4) | comments 0

Two more genetic risk factors for Alzheimer's disease found

An international team of scientists has identified two more genetic risk factors for Alzheimer's disease. The findings are reported in the online edition of the journal Nature Genetics.

Medicine & Health / Genetics

created Sep 06, 2009 | popularity 5 / 5 (1) | comments 0

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

created Aug 17, 2009 | popularity 5 / 5 (2) | comments 0

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 ...

Biology / Evolution

created Apr 29, 2009 | popularity 4.6 / 5 (18) | comments 2

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 ...

Biology / Other

created Apr 30, 2009 | popularity 4.6 / 5 (10) | comments 0

RAD-tagging technology is demystifying genome sequencing

Take millions of puzzle pieces containing partial words and put them back together into full words, sentences, paragraphs and chapters until the book these random parts came from is rebuilt.

Biology / Biotechnology

created Apr 26, 2011 | popularity not rated yet | comments 0 | with audio podcast

Scientists describe new approach for identifying genetic markers for common diseases

A group of researchers at The Scripps Research Institute and the Scripps Translational Science Institute has published a paper that reviews new strategies for identifying collections of rare genetic variations that reveal ...

Medicine & Health / Genetics

created Oct 28, 2010 | popularity 5 / 5 (1) | comments 1 | with audio podcast

'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 ...

Biology / Biotechnology

created Mar 25, 2010 | popularity 3.8 / 5 (5) | comments 6 | with audio podcast

A new approach to molecular plant breeding

(Phys.org) -- A U.S. Department of Agriculture (USDA) scientist has shown researchers and plant breeders a better way to handle the massive amounts of data being generated by plant molecular studies, using ...

Biology / Biotechnology

created Apr 18, 2012 | popularity not rated yet | comments 0

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, ...

Biology / Biotechnology

created Dec 18, 2009 | popularity 5 / 5 (5) | comments 0

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 ...

Biology / Biotechnology

created Jan 03, 2012 | popularity 4.5 / 5 (2) | comments 0

Beyond associations: Colorectal cancer culprit found

Genetics plays a key role in determining risk for colorectal cancer, the second leading cause of cancer-related deaths in the United States. Several common genetic markers have been found to be associated with the disease, ...

Medicine & Health / Cancer

created Apr 23, 2009 | popularity not rated yet | comments 0