Intranasal therapy reverses brain aging and memory decline in mice

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Source: Earth.com
Intranasal therapy reverses brain aging and memory decline in mice
Photo: Earth.com
TL;DR

A mouse study shows a simple intranasal spray delivering stem-cell–derived particles with microRNAs reduces brain inflammation, restores mitochondrial energy, and improves memory, suggesting a noninvasive approach to slowing or reversing age-related brain decline—pending human testing.

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