News tagged with expression
Acute stress leaves epigenetic marks on the hippocampus
Medicine & Health / Psychology & Psychiatry
Nov 24, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- Scientists are learning that the dynamic regulation of genes -- as much as the genes themselves -- shapes the fate of organisms. Now the discovery of a new epigenetic mechanism regulating genes in the brain ...
Systems biology approach provides insulin resistance insights
Nov 23, 2009 |
5 / 5 (1) |
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Researchers from the University of California, San Diego recently offered the sharpest-yet picture of how core biochemical pathways in skeletal muscle cells and fat cells are altered in people who suffer from ...
High unexpressed anger in MS patients linked to nervous system damage, not disease severity
Medicine & Health / Neuroscience
Nov 24, 2009 |
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People with Multiple Sclerosis (MS) feel more than twice as much withheld anger as the general population and this could have an adverse effect on their relationships and health, according to a study published in the December ...
Why can't chimps speak? Study links evolution of single gene to human capacity for language
Nov 11, 2009 |
3.9 / 5 (15) |
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(PhysOrg.com) -- If humans are genetically related to chimps, why did our brains develop the innate ability for language and speech while theirs did not?
Predicting the fate of underground carbon
Nov 23, 2009 |
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A team of researchers at the Massachusetts Institute of Technology has developed a new modeling methodology for determining the capacity and assessing the risks of leakage of potential underground carbon-dioxide reservoirs.
Unraveling the mechanisms behind organ regeneration in zebrafish
Nov 02, 2009 |
5 / 5 (5) |
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The search for the holy grail of regenerative medicine -- the ability to "grow back" a perfect body part when one is lost to injury or disease -- has been under way for years, yet the steps involved in this ...
Study reveals why certain drug combinations backfire
Nov 13, 2009 |
4.5 / 5 (4) |
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Combination drug therapy has become a staple for treating many infections. For instance, doctors treat extensively drug resistant forms of tuberculosis with one drug that breaks down the pathogen's protective barriers and ...
Scientists Use Inkjet Printer to Manipulate Genes in New Ways
Oct 05, 2009 |
4.8 / 5 (17) |
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(PhysOrg.com) -- With recent advances in biochemistry, researchers can control the circuitry in a developing cell, thereby influencing cells to develop into specific phenotypes. Taking a step forward in this ...
What drives our genes? Researchers map the first complete human epigenome
Oct 14, 2009 |
4.8 / 5 (14) |
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Although the human genome sequence faithfully lists (almost) every single DNA base of the roughly 3 billion bases that make up a human genome, it doesn't tell biologists much about how its function is regulated. Now, researchers ...
Researchers discover RNA repair system in bacteria
Oct 12, 2009 |
4.7 / 5 (6) |
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In new papers appearing this month in Science and the Proceedings of the National Academy of Sciences, University of Illinois biochemistry professor Raven H. Huang and his colleagues describe the first RNA repair system to be ...
Brain responds to human voice in one fifth of a second
Medicine & Health / Psychology & Psychiatry
Oct 28, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Psychology researchers have found the sound of the human voice can be recognised by the brain in less than one fifth of a second.
Research May Help Plants, Humans Survive Stress, Disease
Oct 27, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- New technology to analyze gene expression at the level of different cell types offers new insights in the ways that plants and animals react to the environment and how they change when they ...
The protein Srebp2 drives cholesterol formation in prion-infected neuronal cells
Nov 18, 2009 |
4 / 5 (1) |
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Prions are causing fatal and infectious diseases of the nervous system, such as the mad cow disease (BSE), scrapie in sheep or Creutzfeldt-Jakob disease in humans. Scientists of Helmholtz Zentrum München and Technische Universität ...
FDA approved leukemia drugs shows promise in ovarian cancer cells
Nov 10, 2009 |
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The drug Sprycel, approved for use by the U.S. Food and Drug Administration in patients with chronic myeloid leukemia, significantly inhibited the growth and invasiveness of ovarian cancer cells and also promoted their death, ...
Sex-based prenatal brain differences found
Medicine & Health / Psychology & Psychiatry
Oct 23, 2009 |
4.5 / 5 (4) |
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Prenatal sex-based biological differences extend to genetic expression in cerebral cortices. The differences in question are probably associated with later divergences in how our brains develop. This is shown by a new study ...
