Cyclical variations in the size of brain wave rhythms may participate in the encoding of information by the brain, according to a new study led by Colin Molter of the Neuroinformatics Japan Center, RIKEN Brain Science Institute.
Feb 8, 2013
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Research has shown that mutations in the psen1 gene are common in the familial forms of Alzheimer's disease, and the Presenilin-1 protein that the gene encodes is known to be involved in the cleavage of the amyloid precursor ...
Feb 5, 2013
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Biologists at Tufts University School of Arts and Sciences have discovered a bioelectric signal that can identify cells that are likely to develop into tumors. The researchers also found that they could lower the incidence ...
Feb 1, 2013
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The p53 tumor suppressor protein manages DNA repair mechanisms in response to genetic damage and kills off precancerous cells before they multiply. The loss of p53 due to mutation greatly increases risk of tumorigenesis. ...
Jan 16, 2013
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Stem cells can be grown on biocompatible scaffolds to form complex tissues such as bone, cartilage, and muscle for repair and regeneration of damaged or diseased tissue. However, to function properly, the cells must often ...
Jan 10, 2013
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(Medical Xpress)—Researchers have found the first proof that a chemical in the brain called glutamate is linked to suicidal behavior, offering new hope for efforts to prevent people from taking their own lives.
Dec 14, 2012
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A new study published in Biological Psychiatry suggests that autism is associated with reductions in the level of cellular adhesion molecules in the blood, where they play a role in immune function.
Dec 11, 2012
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When researchers at the University of Pennsylvania messed with the internal clocks of mouse fat cells, a surprising thing happened. The mice got fat.
Dec 4, 2012
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Stanford University School of Medicine scientists have demonstrated, in a study conducted jointly with researchers at Yale University, that induced-pluripotent stem cells—the embryonic-stem-cell lookalikes whose discovery ...
Nov 18, 2012
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(Medical Xpress)—Researchers and patients look forward to the day when stem cells might be used to replace dying brain cells in Alzheimer's disease and other neurodegenerative conditions. Scientists are currently able to ...
Nov 15, 2012
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