New light shed on traumatic brain injuries

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Apr. 15, 2013 — Even a mild injury to the brain can have long lasting consequences, including increased risk of cognitive impairment later in life. While it is not yet known how brain injury increases risk for dementia, there are indications that chronic, long-lasting, inflammation in the brain may be important. A new paper by researchers at the University of Kentucky Sanders-Brown Center on Aging (SBCoA), appearing in the Journal of Neuroscience, offers the latest information concerning a "switch" that turns "on" and "off" inflammation in the brain after trauma.

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A team of researchers led by Linda Van Eldik, director of SBCoA, used a mouse model to study the role of p38a MAPK in trauma-induced injury responses in the microglia resident immune cell of the brain.

"The p38
 
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