Human consciousness is supported by dynamic complex patterns of brain signal coordination
Inserm · University of Liège · +20 more institutions
Abstract
Adopting the framework of brain dynamics as a cornerstone of human consciousness, we determined whether dynamic signal coordination provides specific and generalizable patterns pertaining to conscious and unconscious states after brain damage. A dynamic pattern of coordinated and anticoordinated functional magnetic resonance imaging signals characterized healthy individuals and minimally conscious patients. The brains of unresponsive patients showed primarily a pattern of low interareal phase coherence mainly mediated by structural connectivity, and had smaller chances to transition between patterns. The complex pattern was further corroborated in patients with covert cognition, who could perform neuroimaging…
Citation impact
- FWCI
- 33.26
- Percentile
- 100%
- References
- 50
Authors
15- ADAthéna DemertziCorresponding
Inserm, University of Liège, Institut du Cerveau
- ETEnzo TagliazucchiCorresponding
Universidad de Buenos Aires, Institut du Cerveau
- SDStanislas Dehaene
Université Paris-Sud, Inserm, Collège de France, Commissariat à l'Énergie Atomique et aux Énergies Alternatives, Université Paris-Saclay, CEA Paris-Saclay, Cognitive Neuroimaging Lab
- GDGustavo Deco
Institució Catalana de Recerca i Estudis Avançats, Universitat Pompeu Fabra
- PBPablo Barttfeld
Consejo Nacional de Investigaciones Científicas y Técnicas
Topics & keywords
- Consciousness
- Unconscious mind
- Neuroscience
- Cognitive science
- SIGNAL (programming language)
- Brain activity and meditation
- Human brain
- Computer science