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In mice, 4-AcO-DMT reduced freezing triggered by a visual threat by activating prelimbic cortex CaMKIIα neurons through 5-HT2A receptors.

2026-09-09 • Blossom Pulse

Article summary

4-AcO-DMT reduced looming-induced freezing in a visual-threat model in mice, independently of visual function and β-arrestin 2 signalling. The anti-fear response involved a prelimbic cortex CaMKIIα to mediodorsal thalamus CaMKIIα circuit.

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