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HISTORICAL NEWS & VIEWS: SLEEP

Back to baseline: sleep recalibrates synapses

In 2008, Vyazovskiy et al. published a seminal study demonstrating that sleep induces a widespread downscaling of synapses that counters the synaptic upscaling that occurred during prior wakefulness. The study laid the groundwork for current research into the ‘where’ and ‘when’ of homeostatic neuronal network regulation during sleep.

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Fig. 1: Simplified scheme of homeostatic synaptic downscaling and renormalization during sleep.

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Correspondence to Niels Niethard or Jan Born.

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Niethard, N., Born, J. Back to baseline: sleep recalibrates synapses. Nat Neurosci 22, 149–151 (2019). https://doi.org/10.1038/s41593-018-0327-6

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