News tagged with plant dna
Fungi's genetic sabotage in wheat discovered
Using molecular techniques, Agricultural Research Service (ARS) and collaborating scientists have shown how the subversion of a single gene in wheat by two fungal foes triggers a kind of cellular suicide in the grain crop's ...
Jul 13, 2010 |
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Research promises healthier vegetable oil -- and tractor fuel to harvest it
(PhysOrg.com) -- Genetic discoveries from a shrub called the burning bush, known for its brilliant red fall foliage, could fire new advances in biofuels and low-calorie food oils, according to Michigan State ...
May 20, 2010 |
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DNA barcoding exposes fake ferns in international plant trade
DNA testing of garden ferns sold at plant nurseries in North Carolina, Texas, and California has found that plants marketed as American natives may actually be exotic species from other parts of the globe.
May 04, 2010 |
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Conquering conker canker
Scientists have decoded the genome of a bacterium that is threatening the UK's historic landscape.
Apr 19, 2010 |
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Moss helps chart the conquest of land by plants (w/ Video)
(PhysOrg.com) -- Recent work at Washington University in St. Louis sheds light on one of the most important events in earth-history, the conquest of land by plants 480 million years ago.
Feb 04, 2010 |
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Sunflower DNA map could produce plants for fuel
(AP) -- A $10.5 million research project aimed at mapping the DNA sequence of sunflowers could one day yield a towering new variety for both food and fuel.
Jan 22, 2010 |
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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, ...
Dec 18, 2009 |
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Protecting the future: How plant stem cells guard against genetic damage
Scientists at the John Innes Centre in Norwich, UK, have shown how plants can protect themselves against genetic damage caused by environmental stresses. The growing tips of plant roots and shoots have an ...
Nov 16, 2009 |
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Researchers discover key to vital DNA, protein interaction
(PhysOrg.com) -- A researcher at Iowa State University has discovered how a group of proteins from plant pathogenic bacteria interact with DNA in the plant cell, opening up the possibility for what the scientist ...
Nov 09, 2009 |
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DNA 'barcode' for tropical trees
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. ...
Nov 04, 2009 |
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Scientists map potato genome, hope to improve crop yield
It's been cultivated for at least 7,000 years and spread from South America to grow on every continent except Antarctica. Now the humble potato has had its genome sequenced.
Sep 24, 2009 |
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Researchers unlock genetic secrets of date palm
Researchers at Weill Cornell Medical College in Qatar have mapped a draft version of the date palm genome, unlocking many of its genetic secrets.
Sep 15, 2009 |
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Europe's first farmers replaced their Stone Age hunter-gatherer forerunners
(PhysOrg.com) -- DNA study suggests that further waves of prehistoric immigration are waiting to be discovered. Central and northern Europe's first farmers were immigrants with barely any ancestral ties to the modern population, ...
Other Sciences / Archaeology & Fossils
Sep 03, 2009 |
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Weeds that reinvented weediness
Flowering plants are all around us and are phenomenally successful—but how did they get to be so successful and where did they come from? This question bothered Darwin and others and a paper published in the September issue ...
Sep 03, 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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