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Updated: Feb 24, 2026
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Design, Surface Treatment, Cellular Plating, and Culturing of Modular Neuronal Networks Composed of Functionally Inter-connected Circuits
Published on: April 15, 2015
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Cognition, but not affect, rests upon a segregated intrinsic network architecture
Achille Gillig1, Gaël Jobard1, Sandrine Cremona1
1GIN, IMN-UMR5293, Université de Bordeaux, CEA, CNRS, Bordeaux, France.
Biorxiv : the Preprint Server for Biology
|February 23, 2026
Summary
Cognition relies on a segregated brain network architecture for specialized functions. Affective processes, however, may utilize more distributed brain network mechanisms for their maintenance.
Area of Science:
- Neuroscience
- Cognitive Science
- Psychology
Background:
- Resting-state networks (RSNs) are crucial for offline cognitive support.
- Network segregation and integration are vital for specialized and flexible behavior.
- Limited research links intrinsic RSN organization to individual behavioral differences.
Purpose of the Study:
- Investigate the association between intrinsic RSN organization and behavioral maintenance.
- Explore how network segregation and integration relate to cognitive and affective traits.
Main Methods:
- Utilized resting-state functional magnetic resonance imaging (fMRI) data from the Human Connectome Project.
- Performed functional connectivity prediction of behavior across cognition, emotion, and personality.
- Employed GINNA, a 33-RSN atlas, to assess network segregation and integration.
Main Results:
- Behavioral connectivity organized into three latent dimensions: Cognition, Positive Affect, and Negative Affect.
- Cognition, but not Affect, was linked to global network segregation and reduced integration.
- Cognition involved segregation of higher-level RSNs and integration of lower-level visual networks.
Conclusions:
- Cognition is supported by a segregated intrinsic brain architecture, facilitating modular specialization.
- Affective processes appear to rely on distributed mechanisms across intrinsic brain networks.
- Findings reinforce the role of segregated brain architecture in supporting cognitive functions.
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