Feedforward and feedback interactions between visual cortical areas use different population activity patterns

João D. Semedo; Anna I. Jasper; Amin Zandvakili; Aravind Krishna; Amir Aschner; Christian K. Machens; Adam Kohn; Byron M. Yu

doi:10.1038/s41467-022-28552-w

Nature Communications (Mar 2022)

Feedforward and feedback interactions between visual cortical areas use different population activity patterns

João D. Semedo,
Anna I. Jasper,
Amin Zandvakili,
Aravind Krishna,
Amir Aschner,
Christian K. Machens,
Adam Kohn,
Byron M. Yu

Affiliations

João D. Semedo: Electrical and Computer Engineering Department, Carnegie Mellon University
Anna I. Jasper: Dominick Purpura Department of Neuroscience, Albert Einstein College of Medicine
Amin Zandvakili: Dominick Purpura Department of Neuroscience, Albert Einstein College of Medicine
Aravind Krishna: Dominick Purpura Department of Neuroscience, Albert Einstein College of Medicine
Amir Aschner: Dominick Purpura Department of Neuroscience, Albert Einstein College of Medicine
Christian K. Machens: Champalimaud Research, Champalimaud Foundation
Adam Kohn: Dominick Purpura Department of Neuroscience, Albert Einstein College of Medicine
Byron M. Yu: Electrical and Computer Engineering Department, Carnegie Mellon University

DOI: https://doi.org/10.1038/s41467-022-28552-w
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 14

Abstract

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How cortical areas interact via feedforward and feedback signaling remains unclear. Here, the authors recorded from V1 and V2/V4 in macaque visual cortex and found that feedforward and feedback interactions vary with stimulus drive and involve different neuronal population activity patterns.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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