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Hunting down trigger for Parkinson's: Failing dopamine pump damages brain cells

The function of an intracellular dopamine pump in Parkinson?s patients has been compared to a healthy test group in a new study. Researchers found out that this pump is less effective at pumping out dopamine and storing it in the brain cells of Parkinson's sufferers. If dopamine is not stored correctly, however, it can cause self-destruction of the affected nerve cells.
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