Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic Targets

The carotid body (CB) is responsible for the peripheral chemoreflex by sensing blood gases and pH. The CB also appears to act as a peripheral sensor of metabolites and hormones, regulating the metabolism. CB malfunction induces aberrant chemosensory responses that culminate in the tonic overactivati...

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Main Authors: Lenise J. Kim, Vsevolod Y. Polotsky
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/21/14/5117
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author Lenise J. Kim
Vsevolod Y. Polotsky
author_facet Lenise J. Kim
Vsevolod Y. Polotsky
author_sort Lenise J. Kim
collection DOAJ
description The carotid body (CB) is responsible for the peripheral chemoreflex by sensing blood gases and pH. The CB also appears to act as a peripheral sensor of metabolites and hormones, regulating the metabolism. CB malfunction induces aberrant chemosensory responses that culminate in the tonic overactivation of the sympathetic nervous system. The sympatho-excitation evoked by CB may contribute to the pathogenesis of metabolic syndrome, inducing systemic hypertension, insulin resistance and sleep-disordered breathing. Several molecular pathways are involved in the modulation of CB activity, and their pharmacological manipulation may lead to overall benefits for cardiometabolic diseases. In this review, we will discuss the role of the CB in the regulation of metabolism and in the pathogenesis of the metabolic dysfunction induced by CB overactivity. We will also explore the potential pharmacological targets in the CB for the treatment of metabolic syndrome.
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spelling doaj.art-2391a4ce495645f09f2fec80b82f0eca2023-11-20T07:18:21ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672020-07-012114511710.3390/ijms21145117Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic TargetsLenise J. Kim0Vsevolod Y. Polotsky1Division of Pulmonary and Critical Care Medicine, Department of Medicine, School of Medicine, Johns Hopkins University, Baltimore, MD 21224, USADivision of Pulmonary and Critical Care Medicine, Department of Medicine, School of Medicine, Johns Hopkins University, Baltimore, MD 21224, USAThe carotid body (CB) is responsible for the peripheral chemoreflex by sensing blood gases and pH. The CB also appears to act as a peripheral sensor of metabolites and hormones, regulating the metabolism. CB malfunction induces aberrant chemosensory responses that culminate in the tonic overactivation of the sympathetic nervous system. The sympatho-excitation evoked by CB may contribute to the pathogenesis of metabolic syndrome, inducing systemic hypertension, insulin resistance and sleep-disordered breathing. Several molecular pathways are involved in the modulation of CB activity, and their pharmacological manipulation may lead to overall benefits for cardiometabolic diseases. In this review, we will discuss the role of the CB in the regulation of metabolism and in the pathogenesis of the metabolic dysfunction induced by CB overactivity. We will also explore the potential pharmacological targets in the CB for the treatment of metabolic syndrome.https://www.mdpi.com/1422-0067/21/14/5117carotid bodymetabolic syndromehypertensionglucose metabolismsleep-disordered breathingobesity
spellingShingle Lenise J. Kim
Vsevolod Y. Polotsky
Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic Targets
International Journal of Molecular Sciences
carotid body
metabolic syndrome
hypertension
glucose metabolism
sleep-disordered breathing
obesity
title Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic Targets
title_full Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic Targets
title_fullStr Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic Targets
title_full_unstemmed Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic Targets
title_short Carotid Body and Metabolic Syndrome: Mechanisms and Potential Therapeutic Targets
title_sort carotid body and metabolic syndrome mechanisms and potential therapeutic targets
topic carotid body
metabolic syndrome
hypertension
glucose metabolism
sleep-disordered breathing
obesity
url https://www.mdpi.com/1422-0067/21/14/5117
work_keys_str_mv AT lenisejkim carotidbodyandmetabolicsyndromemechanismsandpotentialtherapeutictargets
AT vsevolodypolotsky carotidbodyandmetabolicsyndromemechanismsandpotentialtherapeutictargets