Search Results - "Bassani, JWM"

Functional antagonism of [beta]-adrenoceptor subtypes in the catecholamine-induced automatism in rat myocardium by Boer, DC, Bassani, JWM, Bassani, RA

“…BACKGROUND AND PURPOSE Myocardial automatism and arrhythmias may ensue during strong sympathetic stimulation. We sought to investigate the relevant types of…”
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The role of extracellular potassium dynamics in the different stages of ictal bursting and spreading depression: A computational study by Florence, Gerson, Dahlem, Markus A., Almeida, Antônio-Carlos G., Bassani, José W.M., Kurths, Jürgen

“…Experimental evidences point out the participation of nonsynaptic mechanisms (e.g., fluctuations in extracellular ions) in epileptiform bursting and spreading…”
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Lethal Effect of Electric Fields on Isolated Ventricular Myocytes by de Oliveira, Pedro Xavier, Bassani, Rosana Almada, Bassani, JosÉ Wilson MagalhÃes

“…Defibrillator-type shocks may cause electric and contractile dysfunction. In this study, we determined the relationship between probability of lethal injury…”
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Functional antagonism of β‐adrenoceptor subtypes in the catecholamine‐induced automatism in rat myocardium by Boer, DC, Bassani, JWM, Bassani, RA

“…BACKGROUND AND PURPOSE Myocardial automatism and arrhythmias may ensue during strong sympathetic stimulation. We sought to investigate the relevant types of…”
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Relaxation in rabbit and rat cardiac cells: species-dependent differences in cellular mechanisms by Bassani, J W, Bassani, R A, Bers, D M

“…The roles of the sarcoplasmic reticulum (SR) Ca(2+)-ATPase and Na(+)-Ca2+ exchange in Ca2+ removal from cytosol were compared in isolated rabbit and rat…”
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Fractional SR Ca release is regulated by trigger Ca and SR Ca content in cardiac myocytes by Bassani, J W, Yuan, W, Bers, D M

“…The release of sarcoplasmic reticulum (SR) Ca in cardiac muscle during excitation-contraction coupling is known to be graded by the amount of activating Ca…”
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Enhanced calcium mobilization in rat ventricular myocytes during the onset of pressure overload-induced hypertrophy by Carvalho, Beatriz M R, Bassani, Rosana A, Franchini, Kleber G, Bassani, José W M

“…Early cardiovascular changes evoked by pressure overload (PO) may reveal adaptive strategies that allow immediate survival to the increased hemodynamic load…”
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The negative inotropic action of canrenone is mediated by L‐type calcium current blockade and reduced intracellular calcium transients by Costa, AR, Torres, LB, Medei, E, Ricardo, RA, França, JP, Smaili, S, Nascimento, JHM, Oshiro, MEM, Bassani, JWM, Ferreira, AT, Tucci, PJF

“…Background and purpose:  Adding spironolactone to standard therapy in heart failure reduces morbidity and mortality, but the underlying mechanisms are not…”
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SERCA upregulation: Breaking the positive feedback in heart failure? by Bassani, José W.M., Bassani, Rosana A.

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Intrinsic cytosolic calcium buffering properties of single rat cardiac myocytes by Berlin, J.R., Bassani, J.W., Bers, D.M.

“…Intracellular passive Ca2+, buffering was measured in voltage-clamped rat ventricular myocytes. Cells were loaded with indo-1 (K+ salt) to an estimated…”
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Temperature and relative contributions of Ca transport systems in cardiac myocyte relaxation by Puglisi, J L, Bassani, R A, Bassani, J W, Amin, J N, Bers, D M

“…The relative contributions of the different Ca transport systems involved in cardiac relaxation were evaluated at 25 and 35 degrees C in isolated rabbit,…”
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Cholinergic–adrenergic antagonism in the induction of tachyarrhythmia by electrical stimulation in isolated rat atria by Zafalon, Nivaldo, Bassani, José W.M, Bassani, Rosana A

“…Atrial tachyarrhythmias (AT) are the most common cardiac rhythm disturbance. In the present study, we analyzed the cholinergic–adrenergic interaction in the in…”
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Functional imaging of the retinal layers by laser scattering: an approach for the study of Leão's spreading depression in intact tissue by Duarte, M.A, Almeida, A.C.G, Infantosi, A.F.C, Bassani, J.W.M

“…This paper presents a novel optical approach for the study of spreading depression in isolated retina. The method makes it possible to register the laser light…”
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Cardiac myocyte volume, Ca2+ fluxes, and sarcoplasmic reticulum loading in pressure-overload hypertrophy by Delbridge, L M, Satoh, H, Yuan, W, Bassani, J W, Qi, M, Ginsburg, K S, Samarel, A M, Bers, D M

“…Alterations in cellular Ca2+ transport and excitation-contraction coupling may contribute to dysfunction in cardiac hypertrophy. Left ventricular myocytes were…”
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Inhibition of the sarcoplasmic reticulum Ca2+ pump with thapsigargin to estimate the contribution of Na+-Ca2+ exchange to ventricular myocyte relaxation by Bassani, R A, Bassani, J W M

“…Relaxation in the mammalian ventricle is initiated by Ca2+ removal from the cytosol, which is performed by three main transport systems: sarcoplasmic reticulum…”
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Rest-dependence of Twitch Amplitude and Sarcoplasmic Reticulum Calcium Content in the Developing Rat Myocardium by Ferraz, Sandro A., Bassani, José W.M., Bassani, Rosana A.

“…Post-rest contractile response was studied in isolated ventricular muscle from rats aged 1 to 90 days. Amplitude of rapid cooling contractures (RCC) was taken…”
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Relaxation in ferret ventricular myocytes: role of the sarcolemmal Ca ATPase by Bassani, R A, Bassani, J W, Bers, D M

“…In ferret ventricular myocytes the rate of intracellular Ca concentration [Ca]i decline and relaxation is remarkably fast (compared with rabbit and rat) under…”
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Electric field stimulation of cardiac myocytes during postnatal development by Gomes, P.A.P., Bassani, R.A., Bassani, J.W.M.

“…Studies on cardiac cell response to electric field stimulation are important for understanding basic phenomena underlying cardiac defibrillation. In this work,…”
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Steady-state twitch Ca2+ fluxes and cytosolic Ca2+ buffering in rabbit ventricular myocytes by Delbridge, L M, Bassani, J W, Bers, D M

“…Intracellular Ca2+ ([Ca2+]i) transients and transsarcolemmal Ca2+ currents were measured in indo 1-loaded isolated rabbit ventricular myocytes during whole…”
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Twitch-dependent SR Ca accumulation and release in rabbit ventricular myocytes by Bassani, J W, Bassani, R A, Bers, D M

“…Using caffeine-induced contractures (Ccaf) and thapsigargin (TG), we estimated the fraction of sarcoplasmic reticulum (SR) Ca released at one twitch and also…”
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