Researchers found that stressed mice develop large groups of neurons that treat neutral stimuli as threats, leading to excessive fear in safe situations.
Proposals for NIH reform suggest halving its institutes and staff, but the outcome remains uncertain as advisory meetings are underway to consider these changes.
Human dopamine neurons show greater expression of genes for antioxidants than those in primates, possibly protecting against oxidative stress linked to dopamine production.
This research hints at potential protective mechanisms that may be absent in neurodegenerative diseases like Parkinson's, paving the way for new investigative directions.
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