A new study out today in the journal Science turns two decades of understanding about how brain cells communicate on its head. The study demonstrates that the tripartite synapse – a model long accepted by the scientific ...
Jan 10, 2013
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Researchers at Johns Hopkins Medicine in November surgically implanted a pacemaker-like device into the brain of a patient in the early stages of Alzheimer's disease, the first such operation in the United States. The device, ...
Dec 5, 2012
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(Medical Xpress)—A thin, flexible electrode developed at the University of Michigan is 10 times smaller than the nearest competition and could make long-term measurements of neural activity practical at last.
Nov 11, 2012
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An experimental device converted energy from a beating heart to provide enough electricity to power a pacemaker, in a study presented at the American Heart Association's Scientific Sessions 2012.
Nov 4, 2012
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(Medical Xpress)—The cellular cause of birth defects like cleft palates, missing teeth and problems with fingers and toes has been a tricky puzzle for scientists.
Sep 11, 2012
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Working with mice, Johns Hopkins researchers say they have figured out how stem cells found in a part of the brain responsible for learning, memory and mood regulation decide to remain dormant or create new brain cells. Apparently, ...
Aug 6, 2012
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(Medical Xpress) -- Johns Hopkins researchers say they have discovered that the central nervous system's oligodendroglia cells, long believed to simply insulate nerves as they "fire" signals, are unexpectedly also vital to ...
Jul 11, 2012
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Taser shots to the chest are no more dangerous than those delivered to other body locations, according to a new study by one of the country's leading experts on the devices.
Jun 28, 2012
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The police use of stun guns increases the risk of injuries for those on the receiving end, but tends to increase officer safety, according to the most comprehensive study of such devices to date.
May 29, 2012
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