Specific neural correlates change when conscious awareness alters during sleep onset and dreaming
Current neuroscience research supports the claim that specific neural correlates and network dynamics change when conscious awareness shifts during sleep onset and dreaming.
The retrieved papers consistently report that electrophysiological and neuroimaging markers—such as EEG features, thalamocortical connectivity, and multisensory integration indices—change measurably when consciousness is altered during sleep onset and dreaming states.
Wong W, Herzog R, Andrade KC, Andrillon T, de Araujo DB, Arnulf I, Ataei S, Avvenuti G, Baird B, Bellesi M, Bergamo D, Bernardi G, Blagrove M, Decat N, Demirel Ç, Dresler M, Eichenlaub JB, Elce V, Gais S, De Gennaro L, Gott J, Hiramatsu C, Juel BE, Konkoly KR, Kumral D, Lacaux C, LaRocque JJ, Lenggenhager B, Mallett R, Mota-Rolim SA, Motomura Y, Nilsen AS, Noreika V, Oudiette D, Palhano-Fontes F, Palmieri J, Paller KA, Perogamvros L, Revonsuo A, van Rijn E, Scarpelli S, Schönauer M, Schoch SF, Siclari F, Sikka P, Storm JF, Takeichi H, Valli K, Wamsley EJ, Windt JM, Zhang J, Zhao J, Tsuchiya N. A dream EEG and mentation database.. 2025. https://doi.org/10.1038/s41467-025-61945-1
Demonstrates that objective features extracted from sleep EEG recordings can predict conscious dream experiences in both REM and NREM sleep.
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Bertoni T, Ricci G, Jöhr J, Donno B, Cataldi J, Fellrath J, Stephan A, Foglia C, Lecci S, Dauvin F, Lopes Da Silva M, Galigani M, Pozeg P, Dunet V, De Lucia M, Noel JP, Magosso E, Diserens K, Siclari F, Serino A. Multisensory integration in peripersonal space indexes consciousness states in sleep and disorders of consciousness.. 2026. https://doi.org/10.1016/j.xcrm.2026.102705
Finds that specific neurophysiological markers, such as a multisensory peripersonal space index, are present during wakefulness and dreaming but absent in dreamless sleep.
Lu F, Wang J, Qin X, Chen X, Liu T, Li X, Guo X, Lan Y, Liang Z. Differential engagement of thalamic nuclei orchestrates consciousness states across anesthesia, sleep, and disorders of consciousness.. 2025. https://doi.org/10.1038/s42003-025-09205-2
Shows that transitions across sleep stages and alterations in conscious states involve distinct alterations in thalamocortical connectivity and local neural fluctuations.
Rui Dai, Hyunwoo Jang, Anthony G. Hudetz, Zirui Huang, George A. Mashour. Neural Correlates of Psychedelic, Sleep, and Sedated States Support Global Theories of Consciousness. 2024. https://doi.org/10.1101/2024.10.23.619731
Examines how brain-wide functional connectivity and neural synchrony shift across various conscious states, including sleep, supporting the neural basis of global consciousness theories.
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