An Overview of the Cardiorenal Protective Mechanisms of SGLT2 Inhibitors

Sodium-glucose co-transporter 2 (SGLT2) inhibitors block glucose reabsorption in the renal proximal tubule, an insulin-independent mechanism that plays a critical role in glycemic regulation in diabetes. In addition to their glucose-lowering effects, SGLT2 inhibitors prevent both renal damage and th...

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Main Authors: Teresa Salvatore, Raffaele Galiero, Alfredo Caturano, Luca Rinaldi, Anna Di Martino, Gaetana Albanese, Jessica Di Salvo, Raffaella Epifani, Raffaele Marfella, Giovanni Docimo, Miriam Lettieri, Celestino Sardu, Ferdinando Carlo Sasso
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:International Journal of Molecular Sciences
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Online Access:https://www.mdpi.com/1422-0067/23/7/3651
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author Teresa Salvatore
Raffaele Galiero
Alfredo Caturano
Luca Rinaldi
Anna Di Martino
Gaetana Albanese
Jessica Di Salvo
Raffaella Epifani
Raffaele Marfella
Giovanni Docimo
Miriam Lettieri
Celestino Sardu
Ferdinando Carlo Sasso
author_facet Teresa Salvatore
Raffaele Galiero
Alfredo Caturano
Luca Rinaldi
Anna Di Martino
Gaetana Albanese
Jessica Di Salvo
Raffaella Epifani
Raffaele Marfella
Giovanni Docimo
Miriam Lettieri
Celestino Sardu
Ferdinando Carlo Sasso
author_sort Teresa Salvatore
collection DOAJ
description Sodium-glucose co-transporter 2 (SGLT2) inhibitors block glucose reabsorption in the renal proximal tubule, an insulin-independent mechanism that plays a critical role in glycemic regulation in diabetes. In addition to their glucose-lowering effects, SGLT2 inhibitors prevent both renal damage and the onset of chronic kidney disease and cardiovascular events, in particular heart failure with both reduced and preserved ejection fraction. These unexpected benefits prompted changes in treatment guidelines and scientific interest in the underlying mechanisms. Aside from the target effects of SGLT2 inhibition, a wide spectrum of beneficial actions is described for the kidney and the heart, even though the cardiac tissue does not express SGLT2 channels. Correction of cardiorenal risk factors, metabolic adjustments ameliorating myocardial substrate utilization, and optimization of ventricular loading conditions through effects on diuresis, natriuresis, and vascular function appear to be the main underlying mechanisms for the observed cardiorenal protection. Additional clinical advantages associated with using SGLT2 inhibitors are antifibrotic effects due to correction of inflammation and oxidative stress, modulation of mitochondrial function, and autophagy. Much research is required to understand the numerous and complex pathways involved in SGLT2 inhibition. This review summarizes the current known mechanisms of SGLT2-mediated cardiorenal protection.
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spelling doaj.art-4a15bbbe2be14fbf9d4735eb97aac0a72023-11-30T23:20:03ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672022-03-01237365110.3390/ijms23073651An Overview of the Cardiorenal Protective Mechanisms of SGLT2 InhibitorsTeresa Salvatore0Raffaele Galiero1Alfredo Caturano2Luca Rinaldi3Anna Di Martino4Gaetana Albanese5Jessica Di Salvo6Raffaella Epifani7Raffaele Marfella8Giovanni Docimo9Miriam Lettieri10Celestino Sardu11Ferdinando Carlo Sasso12Department of Precision Medicine, University of Campania Luigi Vanvitelli, Via De Crecchio 7, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDivision of Cardiovascular Sciences, Faculty of Biology, Medicine and Health, The University of Manchester, 3.31 Core Technology Facility, 46 Grafton Street, Manchester M13 9NT, UKDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalyDepartment of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, Piazza Luigi Miraglia 2, 80138 Naples, ItalySodium-glucose co-transporter 2 (SGLT2) inhibitors block glucose reabsorption in the renal proximal tubule, an insulin-independent mechanism that plays a critical role in glycemic regulation in diabetes. In addition to their glucose-lowering effects, SGLT2 inhibitors prevent both renal damage and the onset of chronic kidney disease and cardiovascular events, in particular heart failure with both reduced and preserved ejection fraction. These unexpected benefits prompted changes in treatment guidelines and scientific interest in the underlying mechanisms. Aside from the target effects of SGLT2 inhibition, a wide spectrum of beneficial actions is described for the kidney and the heart, even though the cardiac tissue does not express SGLT2 channels. Correction of cardiorenal risk factors, metabolic adjustments ameliorating myocardial substrate utilization, and optimization of ventricular loading conditions through effects on diuresis, natriuresis, and vascular function appear to be the main underlying mechanisms for the observed cardiorenal protection. Additional clinical advantages associated with using SGLT2 inhibitors are antifibrotic effects due to correction of inflammation and oxidative stress, modulation of mitochondrial function, and autophagy. Much research is required to understand the numerous and complex pathways involved in SGLT2 inhibition. This review summarizes the current known mechanisms of SGLT2-mediated cardiorenal protection.https://www.mdpi.com/1422-0067/23/7/3651type 2 diabetes mellitusgliflozinscardiovascular diseasediabetic kidney diseasecardiorenal protectioncardiorenal syndrome
spellingShingle Teresa Salvatore
Raffaele Galiero
Alfredo Caturano
Luca Rinaldi
Anna Di Martino
Gaetana Albanese
Jessica Di Salvo
Raffaella Epifani
Raffaele Marfella
Giovanni Docimo
Miriam Lettieri
Celestino Sardu
Ferdinando Carlo Sasso
An Overview of the Cardiorenal Protective Mechanisms of SGLT2 Inhibitors
International Journal of Molecular Sciences
type 2 diabetes mellitus
gliflozins
cardiovascular disease
diabetic kidney disease
cardiorenal protection
cardiorenal syndrome
title An Overview of the Cardiorenal Protective Mechanisms of SGLT2 Inhibitors
title_full An Overview of the Cardiorenal Protective Mechanisms of SGLT2 Inhibitors
title_fullStr An Overview of the Cardiorenal Protective Mechanisms of SGLT2 Inhibitors
title_full_unstemmed An Overview of the Cardiorenal Protective Mechanisms of SGLT2 Inhibitors
title_short An Overview of the Cardiorenal Protective Mechanisms of SGLT2 Inhibitors
title_sort overview of the cardiorenal protective mechanisms of sglt2 inhibitors
topic type 2 diabetes mellitus
gliflozins
cardiovascular disease
diabetic kidney disease
cardiorenal protection
cardiorenal syndrome
url https://www.mdpi.com/1422-0067/23/7/3651
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