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In vivo ephaptic coupling allows memory network formation.
Dimitris A Pinotsis1,2, Earl K Miller2
1Department of Psychology, Centre for Mathematical Neuroscience and Psychology, University of London, London EC1V 0HB, United Kingdom.
Cerebral Cortex (New York, N.Y. : 1991)
|July 7, 2023
Summary
Bioelectric fields may organize memory engram complexes across brain areas. This research provides evidence for in vivo ephaptic coupling influencing memory representations.
Area of Science:
- Neuroscience
- Computational Neuroscience
Background:
- Memories are stored across distributed brain regions, forming engram complexes crucial for memory.
- The precise mechanisms coordinating these distributed engrams remain incompletely understood.
Purpose of the Study:
- To investigate the role of bioelectric fields in organizing engram complexes.
- To test the hypothesis that bioelectric fields guide neural activity and link participating brain areas.
Main Methods:
- Utilized the theory of synergetics and machine learning.
- Analyzed data from a spatial delayed saccade task in vivo.
- Examined evidence for ephaptic coupling in memory representations.
Main Results:
- Provided evidence supporting the influence of bioelectric fields on neural activity.
- Demonstrated a potential mechanism for coordinating distributed memory engrams.
- Identified in vivo ephaptic coupling as a factor in memory representations.
Conclusions:
- Bioelectric fields may act as orchestrators of neural activity within engram complexes.
- Ephaptic coupling offers a novel biophysical explanation for the integration of distributed memory traces.
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