In the quest to understand how the brain turns sensory input into behavior, Harvard scientists have crossed a major threshold. Using precisely-targeted lasers, researchers have been able to take over an animal's brain, instruct ...
Sep 24, 2012
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How can a cancer come back after it's apparently been eradicated? Three new studies from American, Belgian, British and Dutch researchers are bolstering a long-debated idea: that tumors contain their own pool of stem cells ...
Aug 1, 2012
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Scientists from the Institute of Molecular and Cell Biology (IMCB) have discovered a new signalling pathway that controls both obesity and atherosclerosis. The team demonstrated, for the first time, that mice deficient in ...
Jul 3, 2012
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Cellular mechanisms that enable healthy growth can spiral out of control and give rise to cancer. For this reason, signal transduction pathways that underlie cell growth are tightly regulated, with multiple checkpoints and ...
Jun 20, 2012
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Ask the average person the street how the brain develops, and they'll likely tell you that the brain's wiring is built as newborns first begin to experience the world. With more experience, those connections are strengthened, ...
Jun 6, 2012
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A genetically-modified version of the rabies virus is helping scientists at Harvard to trace neural pathways in the brain, a research effort that could one day lead to treatments for Parkinson's disease and addiction.
Jun 6, 2012
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University of Guelph researchers have found the location and effect of abnormal heart proteins that can cause cardiac failure, a discovery that points to potential new ways to treat the most costly health problem in the world.
May 8, 2012
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As they work together to form body parts, cells in developing organisms communicate like workers at a construction site. The discovery of a new signaling molecule in flies by Brown University biologists not only helps explain ...
Apr 2, 2012
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The heart relies heavily on oxidation of fatty acids for energy production. However, excess storage of fatty acids as triglycerides, within heart muscle cells, frequently observed in patients with obesity and diabetes, is ...
Feb 15, 2012
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Excessive levels of certain saturated fatty acids cause mitochondria to fragment, leading to insulin resistance in skeletal muscle, a precursor of type 2 diabetes, according to a paper in the January issue of the journal ...
Jan 20, 2012
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