News tagged with genetic mechanism
Researchers find new clues about aging
National Institutes of Health researchers have identified a new pathway that sets the clock for programmed aging in normal cells. The study provides insights about the interaction between a toxic protein called progerin and ...
Medical research
Jun 13, 2011 |
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Strong genetic selection against some psych disorders
(HealthDay)—Different evolutionary mechanisms likely support the persistence of various psychiatric disorders, according to a study published in the January issue of JAMA Psychiatry.
Psychology & Psychiatry
Jan 05, 2013 |
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Mechanisms regulating inflammation associated with type 2 diabetes, cancer identified
A study led by researchers at Boston University School of Medicine (BUSM) has identified epigenetic mechanisms that connect a variety of diseases associated with inflammation. Utilizing molecular analyses of gene expression ...
Immunology
Mar 01, 2013 |
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'Alarm clock' gene explains wake-up function of biological clock
Ever wondered why you wake up in the morning -- even when the alarm clock isn't making jarring noises? Wonder no more. Researchers at the Salk Institute for Biological Studies have identified a new component ...
Genetics
Sep 29, 2011 |
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Alcohol by-product destroys blood stem cells
(Medical Xpress)—Scientists at the Medical Research Council (MRC) Laboratory of Molecular Biology have found that stem cells in the body's 'blood cell factory'—the bone marrow—are extremely sensitive to the main breakdown ...
Medical research
Aug 27, 2012 |
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Scientists identify gene crucial to normal development of lungs and brain
Scientists at the Salk Institute for Biological Studies have identified a gene that tells cells to develop multiple cilia, tiny hair-like structures that move fluids through the lungs and brain. The finding ...
Medical research
Jan 12, 2012 |
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Cystic fibrosis makes airways more acidic, reduces bacterial killing
The human airway is a pretty inhospitable place for microbes. There are numerous immune defense mechanisms poised to kill or remove inhaled bacteria before they can cause problems. But cystic fibrosis (CF) disrupts these ...
Medical research
Jul 04, 2012 |
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Women have stronger immune systems than men and it's all down to a single chromosome
As anyone familiar with the phrase 'man-flu' will know women consider themselves to be the more robust side of the species when it comes to health and illness. Now new research, published in BioEssays, seems to support the id ...
Medical research
Sep 28, 2011 |
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Mutation in gene that's critical for human development linked to arrhythmia
Arrhythmia is a potentially life-threatening problem with the rate or rhythm of the heartbeat, causing it to go too fast, too slow or to beat irregularly. Arrhythmia affects millions of people worldwide.
Genetics
Dec 27, 2011 |
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Genomic study shows colon and rectal tumors constitute a single type of cancer
The pattern of genomic alterations in colon and rectal tissues is the same regardless of anatomic location or origin within the colon or the rectum, leading researchers to conclude that these two cancer types ...
Cancer
Jul 18, 2012 |
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New research sheds light on the molecular mechanisms by which a virus contributes to cancer
Hepatocellular carcinoma (HCC) is the third leading cause of cancer deaths worldwide and is associated with exposure to hepatitis B virus (HBV). Patients carrying the virus have a 100-fold greater risk of ...
Cancer
Aug 29, 2012 |
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Replicating risk genes in bipolar disorder
One of the biggest challenges in psychiatric genetics has been to replicate findings across large studies.
Psychology & Psychiatry
Oct 15, 2012 |
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Of frogs, chickens and people: Highly conserved dual mechanism regulates both brain development, function
Researchers at the University of California, San Diego School of Medicine have uncovered new details of an unusual biological mechanism in the brains of diverse species that not only helps regulate how their ...
Medical research
May 19, 2011 |
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Bursts of brain activity may protect against Alzheimer's disease
Evidence indicates that the accumulation of amyloid-beta proteins, which form the plaques found in the brains of Alzheimer's patients, is critical for the development of Alzheimer's disease, which impacts 5.4 million Americans. ...
Alzheimer's disease & dementia
Apr 18, 2013 |
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New method helps link genomic variation to protein production
Scientists have adopted a novel laboratory approach for determining the effect of genetic variation on the efficiency of the biological process that translates a gene's DNA sequence into a protein, such as hemoglobin, according ...
Genetics
Nov 06, 2012 |
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