News tagged with shock genes
Weightlessness weighs heavy on genes -- a fly's perspective
On Earth all biology is subjected to gravity. Some biological systems require gravity for correct orientation (geotropism: plants grow up, roots grow down). In the absence of gravity even human biology is affected: astronauts ...
Jan 31, 2012 |
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How protein networks stabilize muscle fibers: Same mechanism as for DNA
The same mechanism that stabilises the DNA in the cell nucleus is also important for the structure and function of vertebrate muscle cells. This has been established by RUB-researchers led by Prof. Dr. Wolfgang Linke (Institute ...
Jan 23, 2012 |
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Study uncovers how DNA unfolds for transcription
(PhysOrg.com) -- The human genome contains some 3 billion base pairs that are tightly compacted into the nucleus of each cell. If a DNA strand were the thickness of a human hair, the entire human genome would ...
Jan 17, 2012 |
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Mechanism for stress-induced epigenetic inheritance uncovered in new study
Researchers at RIKEN have uncovered a mechanism by which the effects of stress in the fly species Drosophila are inherited epigenetically over many generations through changes to the structure of chromatin, ...
Jun 23, 2011 |
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Team isolates nerve cells involved in storing long term memory and gene proteins associated with them
(Medical Xpress) -- A research team in Taiwan has succeeded in isolating two nerve cells in fruit fly brains that are believed to be the major players in allowing for the formation of long term memories. Furthermore, ...
Medicine & Health / Neuroscience
Feb 10, 2012 |
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Researchers pinpoint genetic connection to traumatic experience
Rutgers scientists have uncovered genetic clues as to why some mice no longer in danger are still fearful while others are resilient to traumatic experiences – knowledge that could help those suffering with crippling ...
Feb 01, 2012 |
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Tiny amounts of alcohol dramatically extend a worm's life, but why?
(PhysOrg.com) -- Minuscule amounts of ethanol, the type of alcohol found in alcoholic beverages, can more than double the life span of a tiny worm known as Caenorhabditis elegans, which is used frequently ...
Jan 20, 2012 |
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Good parents are predictable -- at least when it comes to corn
In order to breed new varieties of corn with a higher yield faster than ever before, researchers at the University of Hohenheim in Stuttgart, Germany, and other institutions are relying on a trick: early selection of the ...
Jan 15, 2012 |
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Newly identified type of immune cell may be important protector against sepsis
Investigators in the Massachusetts General Hospital (MGH) Center for Systems Biology have discovered a previously unknown type of immune cell, a B cell that can produce the important growth factor GM-CSF, ...
Jan 12, 2012 |
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Neuroscientists identify a master controller of memory
When you experience a new event, your brain encodes a memory of it by altering the connections between neurons. This requires turning on many genes in those neurons. Now, MIT neuroscientists have identified ...
Medicine & Health / Neuroscience
Dec 22, 2011 |
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Parkinson's & dance: An unusual partnership unites
(AP) -- The two things that have brought Michael and Roslyn Lieb closer together couldn't be more different: Parkinson's disease and dance, one slowly taking away, the other giving back in ways they never ...
Dec 07, 2011 |
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Century-old brains may hold future of treatment for mentally ill, pathologist says
Visitors to the Indiana Medical History Museum in Indianapolis may find the 19th-century brains on display a strange reminder of the building's past as an insane asylum, but a recent breakthrough using these ...
Dec 06, 2011 |
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Tumor-targeting compound points the way to new personalized cancer treatments
One major obstacle in the fight against cancer is that anticancer drugs often affect normal cells in addition to tumor cells, resulting in significant side effects. Yet research into development of less harmful treatments ...
Dec 01, 2011 |
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Testing antioxidant drugs is transparent
A study using genetically modified zebrafish to visualize early events involved in development of human atherosclerosis describes an efficient model – one that the researchers say offers many applications ...
Nov 21, 2011 |
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