Hearing and balance experts at Johns Hopkins report successful testing in animals of an electrical device that partly restores a damaged or impaired sense of balance.
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Researchers from the MassGeneral Institute for Neurodegenerative Disorders (MGH-MIND) have discovered how the death of brain cells caused by a stroke or head injury may cause generation of amyloid-beta protein - the key component of senile plaques seen in the brains of patients with Alzheimer's disease. Their report appears in the June 7 issue of the journal Neuron.
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Exposure to pesticides and traumatic head injury may have a causative role in Parkinson's disease, according to a study published online ahead of print in the journal Occupational and Environmental Medicine.
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An injury to the brain can be devastating. When brain cells die, whether from head trauma, stroke or disease, a substance called glutamate floods the surrounding areas, overloading the cells in its path and setting off a chain reaction that damages whole swathes of tissue.
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