Activation of the cannabinoid type 2 (CB2) receptor improves cardiac contractile performance in fish, Brycon amazonicus

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Autor(es): dc.contributorUniversidade Federal de São Carlos (UFSCar)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorGonçalves, Yan Costa-
Autor(es): dc.creatorde Francisco Campos, Karina Carla-
Autor(es): dc.creatorda Silva Vasconcelos, Eliton-
Autor(es): dc.creatorD'Almeida Eça, Beatriz Micucci-
Autor(es): dc.creatorRantin, Francisco Tadeu-
Autor(es): dc.creatorKalinin, Ana Lúcia-
Autor(es): dc.creatorMonteiro, Diana Amaral-
Data de aceite: dc.date.accessioned2025-08-21T20:42:20Z-
Data de disponibilização: dc.date.available2025-08-21T20:42:20Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2024-03-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.cbpc.2023.109822-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/305715-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/305715-
Descrição: dc.descriptionIn addition to their well-known classical effects, cannabinoid CB1 and CB2 receptors have also been involvement in both deleterious and protective actions on the heart under various pathological conditions. While the potential therapeutic applications of the endocannabinoid system in the context of cardiovascular function are indeed a viable prospect, significant debate exists within the literature regarding whether CB1, CB2, or a combination of both receptors exert a favorable influence on cardiac function. Hence, the aim of this study was to investigate the effects of CB1 + CB2 or CB2 agonists on cardiac excitation-contraction (E-C) coupling, utilizing fish (Brycon amazonicus) as an experimental model. The CB2 agonist elicited marked positive inotropic and lusitropic responses in isolated ventricular myocardium, induced cyclic adenosine 3′,5′-monophosphate (cAMP) production, and upregulated critical Ca2+ handling proteins, such as sarco/endoplasmic reticulum Ca2+-ATPase (SERCA) and Na+/Ca2+ exchanger (NCX). Our current study demonstrated, for the first time, that CB2 receptor activation-induced effects improved the efficiency of Ca2+ cycling, excitation-contraction coupling (E-C coupling), and cardiac performance in under physiological conditions. Hence, CB2 receptors could be considered a potential therapeutic target for modulating cardiac contractile dysfunctions.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionDepartment of Physiological Sciences Federal University of São Carlos (UFSCar), São Paulo-
Descrição: dc.descriptionJoint Graduate Program in Physiological Sciences Federal University of São Carlos (UFSCar)/São Paulo State University (UNESP), São Paulo-
Descrição: dc.descriptionJoint Graduate Program in Physiological Sciences Federal University of São Carlos (UFSCar)/São Paulo State University (UNESP), São Paulo-
Descrição: dc.descriptionFAPESP: 2020/13382-2-
Descrição: dc.descriptionCNPq: 301809/2022-4-
Descrição: dc.descriptionCNPq: 404688/2018-7-
Idioma: dc.languageen-
Relação: dc.relationComparative Biochemistry and Physiology Part - C: Toxicology and Pharmacology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectcAMP-
Palavras-chave: dc.subjectCannabinoid receptor agonists-
Palavras-chave: dc.subjectCardiac function-
Palavras-chave: dc.subjectNCX-
Palavras-chave: dc.subjectSERCA-
Título: dc.titleActivation of the cannabinoid type 2 (CB2) receptor improves cardiac contractile performance in fish, Brycon amazonicus-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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