News tagged with animal genes

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

A long-held assumption confirmed: We can learn a lot from other species' genes

Researchers at the SIB Swiss Institute of Bioinformatics and the EMBL-European Bioinformatics Institute have confirmed the long-held belief that studying the genes we share with other animals is useful. The study, published ...

Biology / Biotechnology

created May 17, 2012 | popularity not rated yet | comments 0

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

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

Extensive taste loss in mammals: Animals live in surprisingly different sensory worlds

Scientists from the Monell Center report that seven of 12 related mammalian species have lost the sense of sweet taste. As each of the sweet-blind species eats only meat, the findings demonstrate that a liking ...

Biology / Plants & Animals

created Mar 12, 2012 | popularity 4.4 / 5 (5) | comments 0 | with audio podcast

Scientists find a key to growth differences between species

The tiny, little-noticed jewel wasp may provide some answers as to how different species differ in size and shape. And that could lead to a better understanding of cell growth regulation, as well as the underlying ...

Biology / Plants & Animals

created Feb 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Pioneering molecular biologist Roy J. Britten dies

(AP) -- Roy J. Britten, a pioneering molecular biologist who discovered the crucial fact that humans and animals have multiple copies of some DNA segments, has died. He was 92.

Biology / Other

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

Not the black sheep of domestic animals

Mapping the ancestry of sheep over the past 11,000 years has revealed that our woolly friends are stars among domestic animals, boasting vast genetic diversity and substantial prospects for continued breeding to further boost ...

Biology / Plants & Animals

created Feb 07, 2012 | popularity 3 / 5 (1) | comments 0

Family composition determines success of great tit parents

Great tits who have as many sons as daughters acquire more grandchildren than great tits with an uneven family composition. That is because their children are reproductively more successful concludes NWO researcher Reinder ...

Biology / Plants & Animals

created Dec 19, 2011 | popularity 4 / 5 (1) | comments 1

Tiny protein helps bacteria 'talk' and triggers defensive response in plants

Scientists have discovered a new signal that helps invading bacteria communicate but also helps targeted rice plants coordinate defensive attacks on the disease-causing invaders, a finding that could lead to new methods of ...

Biology / Cell & Microbiology

created Dec 12, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Mutants with heterozygote disadvantage can prevent spread of transgenic animals

Genetically modified animals are designed to contain the spread of pathogens. One prerequisite for the release of such organisms into the environment is that the new gene variant does not spread uncontrollably, ...

Biology / Biotechnology

created Nov 21, 2011 | popularity not rated yet | comments 0 | with audio podcast

Wandering females give stags the slip

The fierce battles of rutting stags may be the most famous symbols of males competing over females in the animal kingdom. But it turns out the stags don't have things all their own way.

Biology / Plants & Animals

created Oct 19, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Researchers identify potential molecular target to prevent growth of cancer cells

Researchers have shown for the first time that the protein fortilin promotes growth of cancer cells by binding to and rendering inert protein p53, a known tumor suppressor. This finding by researchers at the University of ...

Chemistry / Biochemistry

created Sep 16, 2011 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Gene migration helps predict movement of disease

Until recently, migration patterns, such as those adopted by birds all across the Amazonian rainforest, have not been thought to play an important role in the spreading of beneficial genes through a population.

Physics / General Physics

created Jul 13, 2011 | popularity not rated yet | comments 0 | with audio podcast