Suppression of corticospinal excitability by sleep spindles without increase in GABAergic inhibition
Friederike Breuer, Sianna Groesser, Katrin Himmerich, Katrin Knietsch, Umair Hassan, Saman Seifpour, Anastasiia Grigoreva, Ulf Ziemann, Til Ole Bergmann
The paper investigates how sleep spindles affect corticospinal excitability and GABAergic inhibition during NREM sleep using TMS and EEG, finding no significant phase-dependent modulation of SICI.
bioRxiv · Sep 8, 2026 · PreprintNeuroscience