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Cardiac stress test induced by dobutamine and monitored by cardiac catheterization in mice
(MYJoVE Corporation, 2013)
Dobutamine is a β-adrenergic agonist with an affinity higher for receptor expressed in the heart (β1) than for receptors expressed in the arteries (β2). When systemically administered, it increases cardiac demand. Thus, ...
O estresse crônico e a via de sinalização adrenérgica no desenvolvimento da lesão periapical
(Universidade Estadual Paulista (Unesp), 2017-12-01)
Os objetivos deste estudo são: 1) Esclarecer a possível associação entre o estresse crônico e a estimulação do Sistema Nervoso Simpático (SNS) e investigar sua interferência no desenvolvimento e progressão da lesão periapical; ...
Combined analysis of cross-reacting antibodies anti-β1AR and anti-B13 in advanced stages of Chagas heart disease
(Wiley Blackwell Publishing, Inc, 2016-12)
Objective: Autoantibodies cross-reacting with the β1 adrenergic receptor (anti-β1AR and anti-p2β) and cardiac myosin antigens (anti-B13) have been related to the pathogenesis of chronic Chagas heart disease (CCHD). Studies ...
Ischemic postconditioning reduces infarct size through the α1-Adrenergic receptor pathway
(Lippincott Williams, 2014-06)
The α1-adrenergic receptors (α1-ARs) are involved in preconditioning. Given that certain intracellular pathways seem to be shared by preconditioning and postconditioning, it is possible that postconditioning could also be ...
Role of Beta-adrenergic Receptors and Sirtuin Signaling in the Heart During Aging, Heart Failure, and Adaptation to Stress
(Universidade Federal de Minas GeraisBrasilMEDICINA - FACULDADE DE MEDICINAUFMG, 2017)
No coração, os efeitos das catecolaminas ocorrem pela ativação de receptores beta-adrenérgicos (β-ARs), principalmente os subtipos beta 1 (β1-AR) e beta 2 (β2-AR), ambos acoplados à proteína Gs que ativa o via de sinalização ...
Pharmacological evidence for β2-adrenoceptor in right atria from stressed female rats
(1999-12-01)
The purpose of the present study was to demonstrate a physiological response to TA2005, a potent β2-adrenoceptor (β2-AR) selective agonist, in right atria isolated from stressed female rats under the influence of the estrous ...
Pharmacological evidence for β2-adrenoceptor in right atria from stressed female rats
(1999-12-01)
The purpose of the present study was to demonstrate a physiological response to TA2005, a potent β2-adrenoceptor (β2-AR) selective agonist, in right atria isolated from stressed female rats under the influence of the estrous ...
Desempenho e qualidade da carcaça e do filé de Tilápias (Oreochromis niloticus) alimentadas com dietas contendo ractopamina
(UNIVERSIDADE FEDERAL DE LAVRASDMV - Programa de Pós-graduaçãoUFLABRASIL, 2013)
A comunicação entre a inervação simpática e os receptores β-adrenérgicos contribui para a hipertrofia cardíaca pós-natal
(Universidade Federal de Minas GeraisBrasilICB - DEPARTAMENTO DE FISIOLOGIA E BIOFÍSICAPrograma de Pós-Graduação em Ciências Biológicas - Fisiologia e FarmacologiaUFMG, 2022-03-08)
Cardiac maturation can be understood as a set of changes in gene expression, metabolic profile and in the structure of the fetal cardiomyocyte (CM), until this cell reaches an adult phenotype. The maturation process is ...
Cambios en los receptores [beta]-adrenérgicos cardíacos en la progenie de ratas madres estresadas durante la gestación
(Universidad de ChileCyberDocs, 2011)
El estrés es la forma que posee el organismo para afrontar una situación agobiante y/o amenazadora. Frente a una situación de estrés, el organismo responde activando el Sistema Nervioso Simpático, lo que produce un aumento ...