GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoids

This mini review investigates the importance of GABAergic interneurons for the network function of human-induced pluripotent stem cells (hiPSC)-derived brain organoids. The presented evidence suggests that the abundance, diversity and three-dimensional cortical organization of GABAergic interneurons...

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Main Authors: Sebastian H. Heesen, Georg Köhr
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-04-01
Series:Frontiers in Cellular Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fncel.2024.1389335/full
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author Sebastian H. Heesen
Georg Köhr
Georg Köhr
author_facet Sebastian H. Heesen
Georg Köhr
Georg Köhr
author_sort Sebastian H. Heesen
collection DOAJ
description This mini review investigates the importance of GABAergic interneurons for the network function of human-induced pluripotent stem cells (hiPSC)-derived brain organoids. The presented evidence suggests that the abundance, diversity and three-dimensional cortical organization of GABAergic interneurons are the primary elements responsible for the creation of synchronous neuronal firing patterns. Without intricate inhibition, coupled oscillatory patterns cannot reach a sufficient complexity to transfer spatiotemporal information constituting physiological network function. Furthermore, human-specific brain network function seems to be mediated by a more complex and interconnected inhibitory structure that remains developmentally flexible for a longer period when compared to rodents. This suggests that several characteristics of human brain networks cannot be captured by rodent models, emphasizing the need for model systems like organoids that adequately mimic physiological human brain function in vitro.
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spelling doaj.art-d79073f5017f49d28c24bc5dd4d180452024-04-11T12:52:11ZengFrontiers Media S.A.Frontiers in Cellular Neuroscience1662-51022024-04-011810.3389/fncel.2024.13893351389335GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoidsSebastian H. Heesen0Georg Köhr1Georg Köhr2Molecular and Behavioural Neurobiology, Department of Psychiatry and Psychotherapy, University Hospital, Ludwig Maximilian University of Munich, Munich, GermanyDepartment of Neurophysiology, Mannheim Center for Translational Neurosciences, Heidelberg University, Mannheim, GermanyPhysiology of Neural Networks, Central Institute of Mental Health, Heidelberg University, Mannheim, GermanyThis mini review investigates the importance of GABAergic interneurons for the network function of human-induced pluripotent stem cells (hiPSC)-derived brain organoids. The presented evidence suggests that the abundance, diversity and three-dimensional cortical organization of GABAergic interneurons are the primary elements responsible for the creation of synchronous neuronal firing patterns. Without intricate inhibition, coupled oscillatory patterns cannot reach a sufficient complexity to transfer spatiotemporal information constituting physiological network function. Furthermore, human-specific brain network function seems to be mediated by a more complex and interconnected inhibitory structure that remains developmentally flexible for a longer period when compared to rodents. This suggests that several characteristics of human brain networks cannot be captured by rodent models, emphasizing the need for model systems like organoids that adequately mimic physiological human brain function in vitro.https://www.frontiersin.org/articles/10.3389/fncel.2024.1389335/fullhuman-specific inhibitionGABAergic interneuronsE-I balancephase-amplitude-couplingfunctional neural networks2D/3D neuronal cell culture
spellingShingle Sebastian H. Heesen
Georg Köhr
Georg Köhr
GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoids
Frontiers in Cellular Neuroscience
human-specific inhibition
GABAergic interneurons
E-I balance
phase-amplitude-coupling
functional neural networks
2D/3D neuronal cell culture
title GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoids
title_full GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoids
title_fullStr GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoids
title_full_unstemmed GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoids
title_short GABAergic interneuron diversity and organization are crucial for the generation of human-specific functional neural networks in cerebral organoids
title_sort gabaergic interneuron diversity and organization are crucial for the generation of human specific functional neural networks in cerebral organoids
topic human-specific inhibition
GABAergic interneurons
E-I balance
phase-amplitude-coupling
functional neural networks
2D/3D neuronal cell culture
url https://www.frontiersin.org/articles/10.3389/fncel.2024.1389335/full
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