The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic Implications

The cardiac autonomic nervous system (CANS) plays a pivotal role in cardiac homeostasis as well as in cardiac pathology. The first level of cardiac autonomic control, the intrinsic cardiac nervous system (ICNS), is located within the epicardial fat pads and is physically organized in ganglionated pl...

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Main Authors: Giuseppe Giannino, Valentina Braia, Carola Griffith Brookles, Federico Giacobbe, Fabrizio D’Ascenzo, Filippo Angelini, Andrea Saglietto, Gaetano Maria De Ferrari, Veronica Dusi
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Biology
Subjects:
Online Access:https://www.mdpi.com/2079-7737/13/2/105
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author Giuseppe Giannino
Valentina Braia
Carola Griffith Brookles
Federico Giacobbe
Fabrizio D’Ascenzo
Filippo Angelini
Andrea Saglietto
Gaetano Maria De Ferrari
Veronica Dusi
author_facet Giuseppe Giannino
Valentina Braia
Carola Griffith Brookles
Federico Giacobbe
Fabrizio D’Ascenzo
Filippo Angelini
Andrea Saglietto
Gaetano Maria De Ferrari
Veronica Dusi
author_sort Giuseppe Giannino
collection DOAJ
description The cardiac autonomic nervous system (CANS) plays a pivotal role in cardiac homeostasis as well as in cardiac pathology. The first level of cardiac autonomic control, the intrinsic cardiac nervous system (ICNS), is located within the epicardial fat pads and is physically organized in ganglionated plexi (GPs). The ICNS system does not only contain parasympathetic cardiac efferent neurons, as long believed, but also afferent neurons and local circuit neurons. Thanks to its high degree of connectivity, combined with neuronal plasticity and memory capacity, the ICNS allows for a beat-to-beat control of all cardiac functions and responses as well as integration with extracardiac and higher centers for longer-term cardiovascular reflexes. The present review provides a detailed overview of the current knowledge of the bidirectional connection between the ICNS and the most studied cardiac pathologies/conditions (myocardial infarction, heart failure, arrhythmias and heart transplant) and the potential therapeutic implications. Indeed, GP modulation with efferent activity inhibition, differently achieved, has been studied for atrial fibrillation and functional bradyarrhythmias, while GP modulation with efferent activity stimulation has been evaluated for myocardial infarction, heart failure and ventricular arrhythmias. Electrical therapy has the unique potential to allow for both kinds of ICNS modulation while preserving the anatomical integrity of the system.
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spelling doaj.art-3d772393a1af48c2826e48b4f9602a872024-02-23T15:08:12ZengMDPI AGBiology2079-77372024-02-0113210510.3390/biology13020105The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic ImplicationsGiuseppe Giannino0Valentina Braia1Carola Griffith Brookles2Federico Giacobbe3Fabrizio D’Ascenzo4Filippo Angelini5Andrea Saglietto6Gaetano Maria De Ferrari7Veronica Dusi8Cardiology, Department of Medical Sciences, University of Turin, 10124 Torino, ItalyCardiology, Department of Medical Sciences, University of Turin, 10124 Torino, ItalyCardiology, Department of Medical Sciences, University of Turin, 10124 Torino, ItalyCardiology, Department of Medical Sciences, University of Turin, 10124 Torino, ItalyCardiology, Department of Medical Sciences, University of Turin, 10124 Torino, ItalyDivision of Cardiology, Cardiovascular and Thoracic Department, ‘Città della Salute e della Scienza’ Hospital, 10126 Torino, ItalyDivision of Cardiology, Cardiovascular and Thoracic Department, ‘Città della Salute e della Scienza’ Hospital, 10126 Torino, ItalyCardiology, Department of Medical Sciences, University of Turin, 10124 Torino, ItalyCardiology, Department of Medical Sciences, University of Turin, 10124 Torino, ItalyThe cardiac autonomic nervous system (CANS) plays a pivotal role in cardiac homeostasis as well as in cardiac pathology. The first level of cardiac autonomic control, the intrinsic cardiac nervous system (ICNS), is located within the epicardial fat pads and is physically organized in ganglionated plexi (GPs). The ICNS system does not only contain parasympathetic cardiac efferent neurons, as long believed, but also afferent neurons and local circuit neurons. Thanks to its high degree of connectivity, combined with neuronal plasticity and memory capacity, the ICNS allows for a beat-to-beat control of all cardiac functions and responses as well as integration with extracardiac and higher centers for longer-term cardiovascular reflexes. The present review provides a detailed overview of the current knowledge of the bidirectional connection between the ICNS and the most studied cardiac pathologies/conditions (myocardial infarction, heart failure, arrhythmias and heart transplant) and the potential therapeutic implications. Indeed, GP modulation with efferent activity inhibition, differently achieved, has been studied for atrial fibrillation and functional bradyarrhythmias, while GP modulation with efferent activity stimulation has been evaluated for myocardial infarction, heart failure and ventricular arrhythmias. Electrical therapy has the unique potential to allow for both kinds of ICNS modulation while preserving the anatomical integrity of the system.https://www.mdpi.com/2079-7737/13/2/105cardiac autonomic nervous systemintrinsic cardiac nervous systemneuromodulationganglionated plexi ablationcardioneuroablation
spellingShingle Giuseppe Giannino
Valentina Braia
Carola Griffith Brookles
Federico Giacobbe
Fabrizio D’Ascenzo
Filippo Angelini
Andrea Saglietto
Gaetano Maria De Ferrari
Veronica Dusi
The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic Implications
Biology
cardiac autonomic nervous system
intrinsic cardiac nervous system
neuromodulation
ganglionated plexi ablation
cardioneuroablation
title The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic Implications
title_full The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic Implications
title_fullStr The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic Implications
title_full_unstemmed The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic Implications
title_short The Intrinsic Cardiac Nervous System: From Pathophysiology to Therapeutic Implications
title_sort intrinsic cardiac nervous system from pathophysiology to therapeutic implications
topic cardiac autonomic nervous system
intrinsic cardiac nervous system
neuromodulation
ganglionated plexi ablation
cardioneuroablation
url https://www.mdpi.com/2079-7737/13/2/105
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