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Genes, neurons and codes: remarks on biological communication
1Récepteurs et Cognition, Institut Pasteur, 25 rue du Docteur Roux, F-75724 Paris Cedex 15, France. mkersz@pasteur.fr
Summary
Cellular communication uses simple signals and cellular memory to select predetermined states, influencing development and the central nervous system (CNS). This memory mechanism unifies genetic determination, plasticity, and learning.
Area of Science:
- Information theory applied to biological communication.
- Cellular and neural communication mechanisms.
Background:
- Intercellular communication relies on simple signals to select cellular states.
- Cellular memory, residing in DNA and organelles, stabilizes these states.
- This memory unifies genetic determination, plasticity, and learning.
Purpose of the Study:
- Critically examine information-theoretic ideas in biological communication.
- Investigate cellular memory's role in development and CNS function.
- Propose mechanisms for dynamic routing in the CNS.
Main Methods:
- Information-theoretic analysis of biological communication.
- Examination of cellular memory components (DNA, organelles, anatomy, neurochemistry).
- Theoretical exploration of collective oscillatory modes for CNS routing.
Main Results:
- Intercellular communication primarily uses simple signals for state selection.
- Cellular memory is a key factor in biological communication and plasticity.
- CNS communication involves static (anatomy, neurochemistry) and dynamic (oscillatory modes) factors.
Conclusions:
- Cellular memory is fundamental to biological communication, plasticity, and learning.
- Dynamic routing in the CNS may involve collective oscillatory modes.
- Information-theoretic principles offer insights into complex biological systems.