Search Results - "Beny, J L"

Bidirectional electrical communication between smooth muscle and endothelial cells in the pig coronary artery by Bény, J L, Pacicca, C

“…Using strips of the left descending branch of the pig coronary artery in vitro, we show that smooth muscle cells are hyperpolarized by isoproterenol, a…”
Get full text

Charybdotoxin‐sensitive small conductance KCa channel activated by bradykinin and substance P in endothelial cells by Sollini, M, Frieden, M, Bény, J‐L

“…In cultured porcine coronary artery endothelial cells, we have recently shown that substance P and bradykinin stimulated different types of Ca2+‐dependent K+…”
Get full text

Intracellular recording and dye transfer in arterioles during blood flow control by Segal, S S, Bény, J L

“…We tested for dye coupling between arteriolar smooth muscle cells (SMC) and endothelial cells (EC) and investigated the correspondence of vasomotor activity…”
Get full text

Epoxyeicosatrienoic acids activate a high‐conductance, Ca2+‐dependent K+ channel on pig coronary artery endothelial cells by Baron, A., Frieden, M., Bény, J.‐L.

“…1 Epoxyeicosatrienoic acids (EETs) have been described as endothelium‐derived hyper‐polarizing factors (EDHFs), based on their stimulatory effects on smooth…”
Get full text

Endothelial and smooth muscle cells hyperpolarized by bradykinin are not dye coupled by Bény, J L

“…The membrane potential of endothelial and neighboring (0.1 mm) smooth muscle cells of pig coronary arteries were simultaneously recorded with two…”
Get full text

Effect of 5‐hydroxytryptamine on the membrane potential of endothelial and smooth muscle cells in the pig coronary artery by Frieden, M., Beny, J.‐L.

“…1 Many endothelium‐dependent vasodilators hyperpolarize the endothelial cells in blood vessels. It is not known whether these hyperpolarizations are linked to…”
Get full text

Purinergic activation of a leak potassium current in freshly dissociated myocytes from mouse thoracic aorta by Hayoz, S, Bychkov, R, Serir, K, Docquier, M, Bény, J.-L

“…Exogenous ATP elicits a delayed calcium-independent K⁺ current on freshly isolated mouse thoracic aorta myocytes. We investigated the receptor, the…”
Get full text

An Electron-Microscopic Study of Smooth Muscle Cell Dye Coupling in the Pig Coronary Arteries: Role of Gap Junctions by Bény, Jean-Louis, Connat, Jean-Louis

“…Arterial smooth muscles behave like a syncytium, since they are electrically coupled. It is generally assumed that electrical coupling and dye coupling are…”
Get full text

Hydrogen peroxide: an endogenous smooth muscle cell hyperpolarizing factor by Bény, J L, von der Weid, P Y

“…Hydrogen peroxide can be released by different cells such as the nerves, the endothelial or phagocytotic white blood cells which can all interact with vascular…”
Get more information

Effect of nitro-L-arginine on endothelium-dependent hyperpolarizations and relaxations of pig coronary arteries by Pacicca, C, von der Weid, P Y, Beny, J L

“…1. Endothelium-dependent relaxation is caused by an endothelium-derived relaxing factor (EDRF) identified as nitric oxide (NO). Our objective was to test…”
Get full text

Charybdotoxin‐sensitive small conductance K Ca channel activated by bradykinin and substance P in endothelial cells by Sollini, M, Frieden, M, Bény, J‐L

“…In cultured porcine coronary artery endothelial cells, we have recently shown that substance P and bradykinin stimulated different types of Ca 2+ ‐dependent K…”
Get full text

Relaxation by bradykinin in porcine ciliary artery. Role of nitric oxide and K(+)-channels by Zhu, P, Beny, JL, Flammer, J, Luscher, TF, Haefliger, IO

“…To assess the effects of K(+)-channel blockers on bradykinin-induced relaxations in porcine ciliary artery. Vascular isometric forces were measured with a…”
Get full text

The role of the sodium-calcium exchanger for calcium extrusion in coronary arteries by Budel, Stéphane, Beny, Jean-Louis

“…Calcium ionophores, such as the A23187, cause endothelium-dependent relaxation of arterial strips with intact endothelium, whereas the effect of the ionophore…”
Get full text

Perinatal hypoxia triggers alterations in K+ channels of adult pulmonary artery smooth muscle cells by Marino, M, Bény, J L, Peyter, A C, Bychkov, R, Diaceri, G, Tolsa, J F

“…Adverse events during the perinatal period, like hypoxia, have been associated with adult diseases. In pulmonary vessels, K(+) channels play an important role…”
Get more information

Endothelium-Independent Relaxation and Hyperpolarization to C-Type Natriuretic Peptide in Porcine Coronary Arteries by Barton, Matthias, Bény, Jean-Louis, d'Uscio, Livius V, Wyss, Tobias, Noll, Georg, Lüscher, Thomas F

“…Endothelial cells produce C-type natriuretic peptide (CNP), which has been proposed as an endothelium-derived hyperpolarizing factor. In porcine coronary…”
Get full text

Effect of Ca2+ ionophores on membrane potential of pig coronary artery endothelial cells by von der Weid, P Y, Bény, J L

“…Ca2+ ionophores (A23187 and ionomycin) were used to determine whether an increase in cytosolic Ca2+ plays a direct role in pig coronary endothelial cell…”
Get full text

Stretch-elicited calcium responses in the intact mouse thoracic aorta by Fanchaouy, M, Bychkov, R, Meister, J.J, Beny, J.L

“…Abstract Stretch-elicited intracellular calcium ([Ca2+ ]i ) changes in individual smooth muscle cells in a ring of aorta were measured simultaneously with the…”
Get full text

Endothelial Dysfunction in Murine Model of Systemic Sclerosis: Tight-skin Mice 1 by Marie, I., Bény, J.L.

“…We conducted this study to analyze endothelial cell function within intact thoracic aorta of the systemic sclerosis murine model, the heterozygous tight-skin…”
Get full text

Effect of mechanical stimulation, substance P and vasoactive intestinal polypeptide on the electrical and mechanical activities of circular smooth muscles from pig coronary arteries contracted with acetylcholine: role of endothelium by Beny, J L, Brunet, P C, Huggel, H

“…Mechanical stimulation, substance P and vasoactive intestinal polypeptide (VIP) were found to relax the transversal strip of anterior descending branches of…”
Get more information

A vascular smooth muscles nitric oxide relaxation by a mechanism distinct of calcium changes by Chabaud, F, Danna, M, Bény, J L

“…Prostaglandin F2 alpha contracts coronary arteries smooth muscles under conditions of extra cellular and intracellular calcium depletion. In these conditions,…”
Get more information