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In a moment of defeat, the brain undergoes a sudden shift. The neuroscientist Misha Ahrens (left) and his student Alex Chen showed that cells called astrocytes help to shift the brain state from hope to hopelessness. www.quantamagazine.org/once-thought...

1/2/26, 4:46 pm5 reposts30 likes

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@bigtentsocialist.bsky.social

1 Feb

Exciting studies. We knew astrocytes had a role in neuromodulation but this is an elegant demonstration. Unlike most neurons astrocytes retain some ability to proliferate in adults which makes them easier to modify.