An international research team in including Christian Schlötterer and Alistair McGregor of the Vetmeduni Vienna has discovered a completely new mechanism by which evolution can change the appearance of an ...
Apr 19, 2013
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Circadian rhythms keep time for all living things, from regulating when plants open their flowers to foiling people when they try to beat jet lag. Day-night cycles are controlled through ancient biological ...
Apr 11, 2013
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Normal development and function in multicellular organisms relies on tight control of cell growth, yet surprisingly little is known about how such control is achieved. Although some promoters of growth have ...
Mar 15, 2013
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(Phys.org)—Many questions arise when two identical twins raised in the same home—fed the same, nurtured the same way—follow disparate paths. How can the identical offspring of a single egg turn out ...
Feb 11, 2013
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One of the most critical biological advances in the past decade was the discovery that the introduction of four simple genetic factors can turn a fully mature adult cell back into an embryonic-like state, a process called ...
Feb 08, 2013
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Many different tissues and organs form from pluripotent stem cells during embryonic development. To date it had been known that these processes are controlled by transcription factors for specific tissues. ...
Jan 29, 2013
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Berkeley Lab and UC Berkeley researchers have discovered that the transcription factor protein TFIID coexists in two distinct structural states, a key to genetic expression and TFIID's ability to initiate ...
Jan 17, 2013
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(Phys.org)—Researchers at the Medical University of Vienna have conducted feeding trials with mice to investigate the allergenicity of genetically modified (GM) weevil-resistant peas. Development of the ...
Jan 10, 2013
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In a novel use of gene knockout technology, researchers at the University of California, San Diego School of Medicine tested the same gene inserted into 90 different locations in a yeast chromosome – and ...
Jan 03, 2013
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At crucial points in the metabolism of all organisms, a protein with the unwieldy name of Translation Elongation Factor P (EF-P, for short) takes center stage. What it actually does during protein synthesis has only now been ...
Dec 14, 2012
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(Phys.org)—Tasmanian devils had low immune gene diversity for hundreds, and possibly thousands, of years before the emergence of Devil Facial Tumour Disease, researchers at the University of Sydney and ...
Dec 05, 2012
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Barley breeders may soon develop varieties of barley which are both less sensitive to high concentrations of salt ions in the plant and more resistant to osmotic stress caused by saline soil. Nguyen Viet Long, who hopes to ...
Oct 30, 2012
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(Phys.org)—Researchers have discovered that a genetic difference in a 'switch', which causes over-activity in parts of the brain, may explain why some people could be more susceptible to conditions such ...
Aug 23, 2012
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Research into the genetic factors behind certain disease mechanisms, illness progression and response to new drugs is frequently carried out using tiny multi-cellular animals such as nematodes, fruit flies ...
Aug 19, 2012
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