Repetitive mild TBI causes pTau aggregation in nigra without altering preexisting fibril induced Parkinson’s-like pathology burden

Vedad Delic, Joshua H. Karp, Maynard Guzman, Gabriel R. Arismendi, Katherine J. Stalnaker, Julia A. Burton, Kathleen E. Murray, Joshua P. Stamos, Kevin D. Beck, Arpine Sokratian, Andrew B. West & Bruce A. Citron
Abstract Population studies have shown that traumatic brain injury (TBI) is associated with an increased risk for Parkinson’s disease (PD) and among U.S. Veterans with a history of TBI this risk is 56% higher. The most common type of TBI is mild (mTBI) and often occurs repeatedly among athletes, military personnel, and victims of domestic violence. PD is classically characterized by deficits in fine motor movement control resulting from progressive neurodegeneration of dopaminergic neurons in...
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