Therapeutic Inhibition of Acid-Sensing Ion Channel 1a Recovers Heart Function After Ischemia-Reperfusion Injury.


Journal

Circulation
ISSN: 1524-4539
Titre abrégé: Circulation
Pays: United States
ID NLM: 0147763

Informations de publication

Date de publication:
21 09 2021
Historique:
pubmed: 16 7 2021
medline: 29 12 2021
entrez: 15 7 2021
Statut: ppublish

Résumé

Ischemia-reperfusion injury (IRI) is one of the major risk factors implicated in morbidity and mortality associated with cardiovascular disease. During cardiac ischemia, the buildup of acidic metabolites results in decreased intracellular and extracellular pH, which can reach as low as 6.0 to 6.5. The resulting tissue acidosis exacerbates ischemic injury and significantly affects cardiac function. We used genetic and pharmacologic methods to investigate the role of acid-sensing ion channel 1a (ASIC1a) in cardiac IRI at the cellular and whole-organ level. Human induced pluripotent stem cell-derived cardiomyocytes as well as ex vivo and in vivo models of IRI were used to test the efficacy of ASIC1a inhibitors as pre- and postconditioning therapeutic agents. Analysis of human complex trait genetics indicates that variants in the Our data provide compelling evidence for a novel pharmacologic strategy involving ASIC1a blockade as a cardioprotective therapy to improve the viability of hearts subjected to IRI.

Sections du résumé

BACKGROUND
Ischemia-reperfusion injury (IRI) is one of the major risk factors implicated in morbidity and mortality associated with cardiovascular disease. During cardiac ischemia, the buildup of acidic metabolites results in decreased intracellular and extracellular pH, which can reach as low as 6.0 to 6.5. The resulting tissue acidosis exacerbates ischemic injury and significantly affects cardiac function.
METHODS
We used genetic and pharmacologic methods to investigate the role of acid-sensing ion channel 1a (ASIC1a) in cardiac IRI at the cellular and whole-organ level. Human induced pluripotent stem cell-derived cardiomyocytes as well as ex vivo and in vivo models of IRI were used to test the efficacy of ASIC1a inhibitors as pre- and postconditioning therapeutic agents.
RESULTS
Analysis of human complex trait genetics indicates that variants in the
CONCLUSIONS
Our data provide compelling evidence for a novel pharmacologic strategy involving ASIC1a blockade as a cardioprotective therapy to improve the viability of hearts subjected to IRI.

Identifiants

pubmed: 34264749
doi: 10.1161/CIRCULATIONAHA.121.054360
doi:

Substances chimiques

ASIC1 protein, human 0
Acid Sensing Ion Channels 0
Spider Venoms 0

Types de publication

Journal Article Research Support, Non-U.S. Gov't

Langues

eng

Sous-ensembles de citation

IM

Pagination

947-960

Commentaires et corrections

Type : ErratumIn

Auteurs

Meredith A Redd (MA)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.
Critical Care Research Group, The Prince Charles Hospital and The University of Queensland, Brisbane, Australia (M.A.R., L.E.S.H., J.Y.S., J.F.F.).

Sarah E Scheuer (SE)

Victor Chang Cardiac Research Institute, Sydney, Australia (S.E.S., L.G., M.H., J.E.V., Y.J., P.S.M.).
Cardiopulmonary Transplant Unit (S.E.S., Y.J., P.S.M.), St Vincent's Hospital, Sydney, Australia.
Faculty of Medicine, University of New South Wales, Sydney, Australia (S.E.S., M.H., J.E.V., Y.J., P.S.M.).

Natalie J Saez (NJ)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.
Australian Research Council Centre of Excellence for Innovations in Peptide and Protein Science (N.J.S., G.F.K.), The University of Queensland, St Lucia, Australia.

Yusuke Yoshikawa (Y)

School of Biomedical Sciences (Y.Y., M.E.R., W.G.T.), The University of Queensland, St Lucia, Australia.

Han Sheng Chiu (HS)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.

Ling Gao (L)

Victor Chang Cardiac Research Institute, Sydney, Australia (S.E.S., L.G., M.H., J.E.V., Y.J., P.S.M.).

Mark Hicks (M)

Victor Chang Cardiac Research Institute, Sydney, Australia (S.E.S., L.G., M.H., J.E.V., Y.J., P.S.M.).
Department of Pharmacology (M.H.), St Vincent's Hospital, Sydney, Australia.
Faculty of Medicine, University of New South Wales, Sydney, Australia (S.E.S., M.H., J.E.V., Y.J., P.S.M.).

Jeanette E Villanueva (JE)

Victor Chang Cardiac Research Institute, Sydney, Australia (S.E.S., L.G., M.H., J.E.V., Y.J., P.S.M.).
Faculty of Medicine, University of New South Wales, Sydney, Australia (S.E.S., M.H., J.E.V., Y.J., P.S.M.).

Yashutosh Joshi (Y)

Victor Chang Cardiac Research Institute, Sydney, Australia (S.E.S., L.G., M.H., J.E.V., Y.J., P.S.M.).
Cardiopulmonary Transplant Unit (S.E.S., Y.J., P.S.M.), St Vincent's Hospital, Sydney, Australia.
Faculty of Medicine, University of New South Wales, Sydney, Australia (S.E.S., M.H., J.E.V., Y.J., P.S.M.).

Chun Yuen Chow (CY)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.

Gabriel Cuellar-Partida (G)

The University of Queensland Diamantina Institute, Faculty of Medicine and Translational Research Institute, Woolloongabba, Australia (G.C.-P.).

Jason N Peart (JN)

School of Medical Science, Griffith University, Southport, Australia (J.N.P.).

Louise E See Hoe (LE)

Critical Care Research Group, The Prince Charles Hospital and The University of Queensland, Brisbane, Australia (M.A.R., L.E.S.H., J.Y.S., J.F.F.).
Faculty of Medicine, The University of Queensland, Brisbane, Australia (L.E.S.H., J.Y.S., J.F.F.).

Xiaoli Chen (X)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.

Yuliangzi Sun (Y)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.

Jacky Y Suen (JY)

Critical Care Research Group, The Prince Charles Hospital and The University of Queensland, Brisbane, Australia (M.A.R., L.E.S.H., J.Y.S., J.F.F.).
Faculty of Medicine, The University of Queensland, Brisbane, Australia (L.E.S.H., J.Y.S., J.F.F.).

Robert J Hatch (RJ)

Florey Institute of Neuroscience and Mental Health, The University of Melbourne, Parkville, Australia (R.J.H., B.R., S.M., S.P.).

Ben Rollo (B)

Florey Institute of Neuroscience and Mental Health, The University of Melbourne, Parkville, Australia (R.J.H., B.R., S.M., S.P.).

Di Xia (D)

Genome Innovation Hub (D.X.), The University of Queensland, St Lucia, Australia.

Mubarak A H Alzubaidi (MAH)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.

Snezana Maljevic (S)

Florey Institute of Neuroscience and Mental Health, The University of Melbourne, Parkville, Australia (R.J.H., B.R., S.M., S.P.).

Gregory A Quaife-Ryan (GA)

QIMR Berghofer Medical Research Institute, Brisbane, Australia (G.A.Q.-R., J.E.H.).

James E Hudson (JE)

QIMR Berghofer Medical Research Institute, Brisbane, Australia (G.A.Q.-R., J.E.H.).

Enzo R Porrello (ER)

Murdoch Children's Research Institute, The Royal Children's Hospital, Melbourne, Australia (E.R.P.).
Department of Anatomy and Physiology, School of Biomedical Sciences, The University of Melbourne, Parkville, Australia (E.R.P.).

Melanie Y White (MY)

School of Medical Sciences, School of Life and Environmental Sciences, and Charles Perkins Centre, The University of Sydney, Sydney, Australia (M.Y.W., S.J.C.).

Stuart J Cordwell (SJ)

School of Medical Sciences, School of Life and Environmental Sciences, and Charles Perkins Centre, The University of Sydney, Sydney, Australia (M.Y.W., S.J.C.).

John F Fraser (JF)

Critical Care Research Group, The Prince Charles Hospital and The University of Queensland, Brisbane, Australia (M.A.R., L.E.S.H., J.Y.S., J.F.F.).
Faculty of Medicine, The University of Queensland, Brisbane, Australia (L.E.S.H., J.Y.S., J.F.F.).

Steven Petrou (S)

Florey Institute of Neuroscience and Mental Health, The University of Melbourne, Parkville, Australia (R.J.H., B.R., S.M., S.P.).

Melissa E Reichelt (ME)

School of Biomedical Sciences (Y.Y., M.E.R., W.G.T.), The University of Queensland, St Lucia, Australia.

Walter G Thomas (WG)

School of Biomedical Sciences (Y.Y., M.E.R., W.G.T.), The University of Queensland, St Lucia, Australia.

Glenn F King (GF)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.
Australian Research Council Centre of Excellence for Innovations in Peptide and Protein Science (N.J.S., G.F.K.), The University of Queensland, St Lucia, Australia.

Peter S Macdonald (PS)

Victor Chang Cardiac Research Institute, Sydney, Australia (S.E.S., L.G., M.H., J.E.V., Y.J., P.S.M.).
Cardiopulmonary Transplant Unit (S.E.S., Y.J., P.S.M.), St Vincent's Hospital, Sydney, Australia.
Faculty of Medicine, University of New South Wales, Sydney, Australia (S.E.S., M.H., J.E.V., Y.J., P.S.M.).

Nathan J Palpant (NJ)

Institute for Molecular Bioscience (M.A.R., N.J.S., H.S.C., C.Y.C., X.C., Y.S., M.A.H.A., G.F.K., N.J.P.), The University of Queensland, St Lucia, Australia.

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