What question did this study set out to answer?

This research aims to determine whether early selective mild hypothermia can enhance mitochondrial transfer from astrocytes to neurons during ischemic stroke.

February 2, 2026Stroke

Abstract A058: Selective mild hypothermia enhances astrocyte-to-neuron mitochondrial transfer via cAMP signaling in ischemic stroke

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Authors

XCXi ChenZhejiang International Studies University DWDi WuCapital Medical University XJXunming JiCapital Medical University

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Implication

Investigating selective mild hypothermia's effect on mitochondrial transfer in ischemic stroke, suggesting a new therapeutic strategy.

Key Points

This research aims to determine whether early selective mild hypothermia can enhance mitochondrial transfer from astrocytes to neurons during ischemic stroke.
Applied selective brain cooling 30 minutes after induced stroke in adult mice.
Fluorescently labeled astrocytic mitochondria to track intercellular transfer during cooling.
Conducted single-cell RNA sequencing on ischemic brain tissue.
Manipulated cAMP signaling with pharmacological agents.
Mild hypothermia reduced infarct volume significantly and improved neurological function.
Enhanced mitochondrial transfer from astrocytes to neurons observed in the peri-infarct cortex.
Single-cell analysis indicated increased cAMP-related pathways in astrocytes after hypothermia exposure.
Activating cAMP signaling replicated the neuroprotective effects of hypothermia, while inhibiting cAMP attenuated the benefits.

Cite This Study

Chen et al. (2026) studied this question.

synapsesocial.com/papers/6980fbf6c1c9540dea80dcf2 https://doi.org/10.1161/str.57.suppl_1.a058

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Abstract A058: Selective mild hypothermia enhances astrocyte-to-neuron mitochondrial transfer via cAMP signaling in ischemic stroke

Discussion

Member takes

Implication

Key Points

Cite This Study

Abstract A058: Selective mild hypothermia enhances astrocyte-to-neuron mitochondrial transfer via cAMP signaling in ischemic stroke

Discussion

Member takes

Implication

Key Points

Cite This Study

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