News tagged with molecular changes
Competing pathways affect early differentiation of higher brain structures
Sand-dwelling and rock-dwelling cichlids living in East Africa's Lake Malawi share a nearly identical genome, but have very different personalities. The territorial rock-dwellers live in communities where ...
Neuroscience
Apr 26, 2013 |
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Previously unknown cell interaction is key in immune system attacks
Most of the time, the immune system is the body's protector, warding off invading viruses and bacteria before they can lead to infection and disease. But in autoimmune diseases, the immune system does an about face, turning ...
Medical research
Oct 02, 2011 |
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Genetic predictors of postpartum depression uncovered
Johns Hopkins researchers say they have discovered specific chemical alterations in two genes that, when present during pregnancy, reliably predict whether a woman will develop postpartum depression.
Psychology & Psychiatry
May 21, 2013 |
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Brain region may hold key to aging
While the search continues for the Fountain of Youth, researchers may have found the body's "fountain of aging": the brain region known as the hypothalamus. For the first time, scientists at Albert Einstein ...
Neuroscience
May 01, 2013 |
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Epigenetic changes shed light on biological mechanism of autism
Scientists from King's College London have identified patterns of epigenetic changes involved in autism spectrum disorder (ASD) by studying genetically identical twins who differ in autism traits. The study, published in ...
Autism spectrum disorders
Apr 23, 2013 |
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Autism linked to increased genetic change in regions of genome instability
(Medical Xpress)—Children with autism have increased levels of genetic change in regions of the genome prone to DNA rearrangements, so called "hotspots," according to a research discovery to be published ...
Autism spectrum disorders
Apr 03, 2013 |
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Scientists identify brain's 'molecular memory switch'
Scientists have identified a key molecule responsible for triggering the chemical processes in our brain linked to our formation of memories. The findings, published in the journal Frontiers in Neural Circuits, reveal ...
Neuroscience
Mar 28, 2013 |
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Colon cancer exhibits a corresponding epigenetic pattern in mice and humans
Tumourigenesis is driven by genetic alterations and by changes in the epigenome, for instance by the addition of methyl groups to cytosine bases in the DNA. A deeper understanding of the interaction between ...
Genetics
Feb 07, 2013 |
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Translation error tracked in the brain of dementia patients
In certain dementias silent areas of the genetic code are translated into highly unusual proteins by mistake. An international team of scientists including researchers from the German Center for Neurodegenerative ...
Neuroscience
Feb 07, 2013 |
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Study points to possible cause of, and treatment for, non-familial Parkinson's
Columbia University Medical Center (CUMC) researchers have identified a protein trafficking defect within brain cells that may underlie common non-familial forms of Parkinson's disease. The defect is at a point of convergence ...
Parkinson's & Movement disorders
Feb 06, 2013 |
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Scientists find regulator linking exercise to bigger, stronger muscles
Scientists at Dana-Farber Cancer Institute have isolated a previously unknown protein in muscles that spurs their growth and increased power following resistance exercise. They suggest that artificially raising the protein's ...
Medical research
Dec 06, 2012 |
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Discovery of molecular pathway of Alzheimer's disease reveals new drug targets
The discovery of the molecular pathway that drives the changes seen in the brains of Alzheimer's patients is reported today, revealing new targets for drug discovery that could be exploited to combat the disease. The study ...
Alzheimer's disease & dementia
Nov 20, 2012 |
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Rare genetic disorder points to molecules that may play role in schizophrenia
Scientists studying a rare genetic disorder have identified a molecular pathway that may play a role in schizophrenia, according to new research in the October 10 issue of The Journal of Neuroscience. The findings may on ...
Genetics
Oct 09, 2012 |
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BPA's real threat may be after it has metabolized
Bisphenol A or BPA is a synthetic chemical widely used in the making of plastic products ranging from bottles and food can linings to toys and water supply lines. When these plastics degrade, BPA is released ...
Health
Oct 04, 2012 |
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Tension on gut muscles induces cell invasion in zebrafish intestine, mimicking cancer metastasis
The stiffness of breast tissue is increasingly recognized as an important factor explaining the onset of breast cancer. Stiffening induces molecular changes that promote cancerous behavior in cells. Bioengineering ...
Cancer
Sep 07, 2012 |
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