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Brain gene changes in Parkinson's disease linked to pesticide exposure

Researchers have uncovered how exposure to a common environmental pesticide may disrupt brain function in ways that contribute to Parkinson’s disease. Exposing rats to rotenone, a pesticide mostly banned in the U.S. and Canada, but still used in lake management, triggered changes in the activation of certain genes in two key brain regions — the substantia nigra, where changes were linked to immune activation, and the motor cortex, where it cause…
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Parkinson's News Today broke the news in on Wednesday, July 30, 2025.
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