TECH Signal 233
Drug reverses autism-like brain changes in adult mice within hours
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Although rapamycin is not a viable long-term human treatment due to toxicity and diminishing returns, the study identifies the mTOR pathway as a specific target for future therapeutic development. For developers of neurotechnology or health software, the finding that adult brain networks can rapidly normalize functionally without structural rewiring suggests new possibilities for interventions targeting circuit activity.
Written by elseif from the cluster below · every claim links back to a sourceThe three things worth knowing
Maternal inflammation during pregnancy was found to cause lasting autism-like traits in mouse offspring, including brain overactivity, seizures, and disorganized functional networks.
A single dose of rapamycin improved these functional and behavioral symptoms within roughly two hours, a timeframe too short for physical brain rewiring.
The drug's effects are temporary and repeated dosing loses efficacy, meaning rapamycin itself is not a viable treatment, but the mTOR pathway it suppresses is a newly highlighted target.
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