News tagged with animal genetics

Scientists lift lid on turtle evolution

The turtle is a closer relative of crocodiles and birds than of lizards and snakes, according to researchers who claim to have solved an age-old riddle in animal evolution.

Biology / Plants & Animals

created May 16, 2012 | popularity 5 / 5 (2) | comments 1

EU food agency rejects France ban on Monsanto GM maize

Europe's food safety agency EFSA on Monday rejected the grounds for a temporary French ban on a genetically modified strain of maize made by US company Monsanto.

Biology / Biotechnology

created May 21, 2012 | popularity not rated yet | comments 0

Genetic safety in numbers, platypus study finds

(Phys.org) -- Platypuses on the Australian mainland and in Tasmania are fighting fit but those on small islands are at high risk of being wiped out from disease, according to a University of Sydney study.

Biology / Plants & Animals

created May 18, 2012 | popularity 5 / 5 (3) | comments 0

Scientists produce first stem cells from endangered species

Starting with normal skin cells, scientists from The Scripps Research Institute have produced the first stem cells from endangered species. Such cells could eventually make it possible to improve reproduction ...

Biology / Cell & Microbiology

created Sep 04, 2011 | popularity 5 / 5 (4) | comments 4 | with audio podcast

Barley takes a leaf out of reindeer's book in the land of the midnight sun

Barley grown in Scandinavian countries is adapted in a similar way to reindeer to cope with the extremes of day length at high latitudes. Researchers have found a genetic mutation in some Scandinavian barley ...

Biology / Plants & Animals

created May 11, 2012 | popularity not rated yet | comments 0

From embryonic stem cells, a sperm replacement and easier path to genetic modification

Researchers reporting in the April 27 issue of the journal Cell have devised a new and improved method for producing genetically modified animals for use in scientific research. The method relies on haploi ...

Biology / Cell & Microbiology

created Apr 26, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New mathematical model explains how hosts survive parasite attacks

In nature, how do host species survive parasite attacks? This has not been well understood, until now. A new mathematical model shows that when a host and its parasite each have multiple traits governing their ...

Biology / Plants & Animals

created Mar 04, 2012 | popularity 4.3 / 5 (8) | comments 0 | with audio podcast

The Viking journey of mice and men

House mice (Mus musculus) happily live wherever there are humans. When populations of humans migrate the mice often travel with them. New research published in BioMed Central's open access journal BMC Evolutionary Biology h ...

Biology / Evolution

created Mar 19, 2012 | popularity 4.3 / 5 (3) | comments 0 | with audio podcast

Evolution may take giant leaps

(PhysOrg.com) -- A new study of thousands of species of plants and animals suggests new species may arise from rare events instead of through an accumulation of small changes made in response to changes in ...

Biology / Evolution

created Dec 11, 2009 | popularity 4.5 / 5 (31) | comments 40 weblog

Stanford researchers first to turn normal cells into 3-D cancers in tissue culture dishes

Researchers at the Stanford University School of Medicine have successfully transformed normal human tissue into three-dimensional cancers in a tissue culture dish for the first time. Watching how the cells behave as they ...

Medicine & Health / Cancer

created Nov 21, 2010 | popularity 5 / 5 (11) | comments 4 | with audio podcast

Molecular mechanism triggering Parkinson's disease identified

Scientists at the Stanford University School of Medicine have identified a molecular pathway responsible for the death of key nerve cells whose loss causes Parkinson's disease. This discovery not only may explain how a genetic ...

Medicine & Health / Medical research

created Jul 28, 2010 | popularity 5 / 5 (7) | comments 6 | with audio podcast

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. ...

Biology / Cell & Microbiology

created Apr 13, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Ancient DNA holds clues to climate change adaptation

(PhysOrg.com) -- Thirty-thousand-year-old bison bones discovered in permafrost at a Canadian goldmine are helping scientists unravel the mystery about how animals adapt to rapid environmental change.

Biology / Plants & Animals

created Jan 31, 2012 | popularity not rated yet | comments 0 | with audio podcast

New genetic evidence confirms coyote migration route to Virginia and hybridization with wolves

Changes in North American ecosystems over the past 150 years have caused coyotes to move from their native habitats in the plains and southwestern deserts of North America to habitats throughout the United States.

Biology / Plants & Animals

created Oct 25, 2011 | popularity 4.9 / 5 (7) | comments 2 | with audio podcast

Deep sequencing reveals undeclared, potentially toxic ingredients within 15 samples of traditional Chinese medicines

Researchers at Murdoch University have used new DNA sequencing technology to reveal the animal and plant composition of traditional Chinese medicines (TCMs). Some of the TCM samples tested contained potentially ...

Biology / Biotechnology

created Apr 12, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast