News tagged with molecular clock


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Search results for molecular clock


Johns Hopkins scientists discover a controller of brain circuitry

Scientists discover a controller of brain circuitry

Medicine & Health / Neuroscience

created Dec 28, 2009 | popularity 4.9 / 5 (15) | comments 2

By combining a research technique that dates back 136 years with modern molecular genetics, a Johns Hopkins neuroscientist has been able to see how a mammal's brain shrewdly revisits and reuses the same molecular ...


Researchers Create New Way To Locate Big Genetic Variants

Biology / Biotechnology

created Dec 28, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Yale University researchers, analyzing hundreds of billions of bits of genetic information, have collated and standardized 2,000 signposts that mark the boundaries of large blocks of human genomic variants.


Simplest bacteria unravelled at the cellular level

Biology / Cell & Microbiology

created Dec 28, 2009 | popularity 4.8 / 5 (4) | comments 0

Even the simplest cell appears to be far more complex than researchers had imagined. In a series of three articles in the journal Science, researchers including Vera van Noort at the European Molecular Biology Laboratory (EMBL) ...


Schizophrenia mouse model should improve understanding and treatment of the disorder

Schizophrenia mouse model should improve understanding and treatment of the disorder

Medicine & Health / Research

created Dec 28, 2009 | popularity 4 / 5 (4) | comments 1

Scientists have created what appears to be a schizophrenic mouse by reducing the inhibition of brain cells involved in complex reasoning and decisions about appropriate social behavior.


Molecular chaperone keeps bacterial proteins from slow-dancing to destruction

Biology / Cell & Microbiology

created Dec 28, 2009 | popularity 4 / 5 (1) | comments 0

Just like teenagers at a prom, proteins are tended by chaperones whose job it is to prevent unwanted interactions among immature clients. And at the molecular level, just as at the high school gym level, it's a job that usually ...


Critical protein helps mend damaged DNA

Medicine & Health / Cancer

created Dec 24, 2009 | popularity 4.3 / 5 (4) | comments 0

In order to preserve our DNA, cells have developed an intricate system for monitoring and repairing DNA damage. Yet precisely how the initial damage signal is converted into a repair response remains unclear. Researchers ...


Scientists identify protein that keeps stem cells poised for action

Biology / Cell & Microbiology

created Dec 24, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Like a child awaiting the arrival of Christmas, embryonic stem cells exist in a state of permanent anticipation. They must balance the ability to quickly become more specialized cell types with the cellular ...


Molecular anchor links the 2 inheritable diseases Fanconi anemia and Bloom's syndrome

Medicine & Health / Genetics

created Dec 24, 2009 | popularity not rated yet | comments 0

A new study establishes a molecular link that bridges two rare inherited disorders and explains why these diseases result in genetic instability. The research, published by Cell Press in the December 24th issue of the journal ...


Scientists show that plants have measure of the shortest day

Biology / Plants & Animals

created Dec 23, 2009 | popularity 5 / 5 (2) | comments 1

(PhysOrg.com) -- It is not only people who feel the effects of short winter days - new research by the University of Edinburgh and the University of Warwick has shed light on how plants calculate their own winter solstice. ...


Genomic differences identified in common skin diseases

Medicine & Health / Research

created Dec 23, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- If you have dry skin, wet it, if wet skin, dry it. This has been a general rule of dermatology for centuries, but scientists are working to develop more precise treatments for the dozen-plus inflammatory ...



List of search results for molecular clock