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TL;DR: A 2026 study in Biological Psychiatry: Global Open Science found that trauma-exposed adolescents, especially those with higher posttraumatic stress symptoms, showed disrupted parent-cued fear extinction across skin-conductance, behavioral-learning, and…
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TL;DR: A 2026 mouse preprint in bioRxiv found that psilocybin reduced firing in somatostatin (SST) interneurons, inhibitory cortical cells that gate dendritic input, while increasing parvalbumin (PV) interneuron firing in the medial frontal cortex. Key Finding…
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How Astrocytes Help the Amygdala Store Fear Memories TL;DR: Amygdala astrocytes were not passive support cells: their calcium signals tracked learned fear states and were required for neuronal fear-memory representations in mice. Key Findings In vivo BLA imagi…
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