A new study of chickens overturns the popular assumption that evolution is only visible over long time scales. By studying individual chickens that were part of a long-term pedigree, the scientists led by Professor Greger ...
Evolution
Oct 27, 2015
102
2433
The extraordinary level of conservation of the tulip tree (Liriodendron tulipifera) mitochondrial genome has redefined our interpretation of evolution of the angiosperms (flowering plants), finds research in biomed Central's ...
Biotechnology
Apr 14, 2013
1
0
In a landmark study, University of Otago researchers have achieved the feat of sequencing complete mitochondrial genomes for members of what was likely to be one of the first groups of Polynesians to settle New Zealand and ...
Biotechnology
Oct 22, 2012
0
1
The ancestor of all hammerhead sharks probably appeared abruptly in Earth's oceans about 20 million years ago and was as big as some contemporary hammerheads, according to a new study led by the University of Colorado at ...
Evolution
May 18, 2010
0
0
A typical human cell contains hundreds of mitochondria—energy-producing organelles—that continually fuse and divide. Relatively little is known, however, about why mitochondria undergo this behavior.
Cell & Microbiology
Apr 15, 2010
0
0
Researchers at the University of Leeds have devised a more accurate method of dating ancient human migration - even when no corroborating archaeological evidence exists.
Cell & Microbiology
Jun 4, 2009
0
0
Studying the role of mitochondria—the specialized structures within cells responsible for energy production—in metabolic diseases has been difficult because of a lack of animal models with the necessary mitochondrial ...
Cell & Microbiology
Aug 25, 2022
0
4
Mutations in genes encoding mitochondrial aminoacyl-tRNA synthetases are linked to diverse diseases. However, the precise mechanisms by which these mutations affect mitochondrial function and disease development are not fully ...
Molecular & Computational biology
Jan 3, 2022
0
11
Researchers at the University of Helsinki uncovered the mechanisms for a novel cellular stress response arising from the toxicity of newly synthesized proteins. Activation of the stress response is at the epicentre of the ...
Cell & Microbiology
Feb 22, 2019
0
2
You probably know about the 23 pairs of chromosomes safely stowed in your cells' nuclei. That's where the vast majority of your genes can be found. But there are 37 special genes—a very tiny fraction of the human genome—located ...
Cell & Microbiology
Mar 22, 2018
0
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