Search Results - "Osipenko, ON"

Two-Pore Domain K Channel, TASK-1, in Pulmonary Artery Smooth Muscle Cells by Gurney, A M, Osipenko, O N, MacMillan, D, McFarlane, K M, Tate, R J, Kempsill, F E.J

“…ABSTRACT—Pulmonary vascular tone is strongly influenced by the resting membrane potential of smooth muscle cells, depolarization promoting Ca influx, and…”
Get full text

Regulation of the resting potential of rabbit pulmonary artery myocytes by a low threshold, O 2 ‐sensing potassium current by Osipenko, Oleg N., Mark Evans, A., Gurney, Alison M.

“…The contributions of specific K + currents to the resting membrane potential of rabbit isolated, pulmonary artery myocytes, and their modulation by hypoxia,…”
Get full text

Potential Role for Kv3.1b Channels as Oxygen Sensors by Osipenko, O N, Tate, R J, Gurney, A M

“…ABSTRACTHypoxia inhibits voltage-gated K channels in pulmonary artery smooth muscle (PASM). This is thought to contribute to hypoxic pulmonary vasoconstriction…”
Get full text

Toxic effects of heavy metals on ionic channels by Kiss, T, Osipenko, O N

Get more information

Inward rectification of the large conductance potassium channel in smooth muscle cells from rabbit pulmonary artery by Snetkov, V A, Gurney, A M, Ward, J P, Osipenko, O N

“…Large conductance Ca(2+)-dependent K+ channels were studied in smooth muscle cells enzymatically dissociated from rabbit pulmonary artery. The current-voltage…”
Get more information

Potassium Channels Underlying The Resting Potential Of Pulmonary Artery Smooth Muscle Cells by Gurney, Alison M, Osipenko, Oleg N, MacMillan, Debbi, Kempsill, Fiona EJ

“…SUMMARY 1. The molecular identity of the K channels giving rise to the negative membrane potential of pulmonary artery smooth muscle cells has yet to be…”
Get full text

Properties of a novel K+ current that is active at resting potential in rabbit pulmonary artery smooth muscle cells by Evans, A M, Osipenko, O N, Gurney, A M

“…1. An outward current (IK(N)) was identified in rabbit pulmonary artery myocytes, which persisted after Ca(2+)-activated and ATP-sensitive K+ currents were…”
Get full text

Neurochemical, electrophysiological and immunocytochemical evidence for a noradrenergic link between the sympathetic nervous system and thymocytes by Vizi, E.S., Orsó, E., Osipenko, O.N., Haskó, G., Elenkov, I.J.

“…The object of these experiments was to investigate whether noradrenaline is the signal neurotransmitter between the sympathetic nervous system and rat…”
Get full text

Influence of chronic hypoxia on the contributions of non‐inactivating and delayed rectifier K currents to the resting potential and tone of rat pulmonary artery smooth muscle by Osipenko, O. N., Alexander, D., MacLean, M. R., Gurney, A. M.

“…Exposing rats to chronic hypoxia increased the 4‐aminopyridine (4‐AP) sensitivity of pulmonary arteries. 1 mm 4‐AP caused smooth muscle cell depolarization and…”
Get full text

Resting potentials and potassium currents during development of pulmonary artery smooth muscle cells by Evans, A M, Osipenko, O N, Haworth, S G, Gurney, A M

“…The pulmonary circulation changes rapidly at birth to adapt to extrauterine life. The neonate is at high risk of developing pulmonary hypertension, a common…”
Get full text

Pituitary Adenylyl Cyclase-activating Peptide Activates Multiple Intracellular Signaling Pathways to Regulate Ion Channels in PC12 Cells by Osipenko, Oleg N., Barrie, Anne P., Allen, Janet M., Gurney, Alison M.

“…Pituitary adenylyl cyclase-activating peptide (PACAP) stimulates calcium transients and catecholamine secretion in adrenal chromaffin and PC12 cells. The PACAP…”
Get full text

Activation of calcium current in voltage-clamped rat glomerulosa cells by potassium ions by Várnai, P, Osipenko, O N, Vizi, E S, Spät, A

“…1. We examined Ca2+ influx mechanisms using the whole-cell patch-clamp technique in primary cultures of rat glomerulosa cells. 2. Depolarization of the plasma…”
Get full text

Effects of Cu super(2+), Pb super(2+) and Zn super(2+) on Voltage-Activated Currents in Helix pomatia L. Neurons by Osipenko, ON, Kiss, T, Salanki, J

“…The effects of copper, lead, and zinc cations on the voltage-activated inward and outward currents in Helix pomatia L. neurons were investigated. All three…”
Get full text

Influence of oxytocin on identified neurons of the brain of the snail Helix pomatia L by Osipenko, O N

“…The responses of identified neurons induced by the effect of perfusion with a solution of oxytocin were investigated in this study. Depolarizing,…”
Get full text

Effects of Cu(2+), Pb (2+) and Zn (2+) on voltage-activated currents in Helix pomatia L. Neurons by Osipenko, O N, Kiss, T, Salánki, J

“…Effects of Cu(2+), Pb(2+) and Zn(2+) were studied on voltage-activated Na-, Ca-, and K-currents in snail neurons. It was found that: 1. In normal physiological…”
Get full text

Lead ions close steady-state sodium channels in Helix neurons by Osipenko, O N, Györi, J, Kiss, T

“…Extracellularly applied Pb2+ (1-150 microM) induced an outward current (IPb) in intracellularly perfused snail neurons. The current-voltage relationship of the…”
Get more information

Effects of Cu2+, Pb2+ and Zn2+ on voltage-activated currents in Helix pomatia L. neurons by OSIPENKO, O. N, KISS, T, SALANKI, J

Get full text

Effects of arginine-vasopressin and its derivatives on Helix pomatia cerebral neurons by Osipenko, O. N.

“…Response to application of and superfusion with solutions containing arginine--vasopressin and its derivatives (VPS), was investigated in identified Helix…”
Get full text

The effect of acetylcholine and serotonin on calcium transients and calcium currents in identified Helix pomatia L. neurons by Belan, P V, Kiss, T, Snitsarev, V, Storozhuk, M V, Osipenko, O N

“…The results presented demonstrate that in D neurons of the snail Helix pomatia L., acetylcholine (ACh) (10 divided by 100 microM) and serotonin (5-HT) (0.1…”
Get more information

Effect of Ag super(+) on membrane permeability of perfused Helix pomatia) neurons by Gyori, J, Kiss, T, Shcherbatko, AD, Belan, P V, Tepikin, A V, Osipenko, ON, Salanki, J

“…Isolated, non-identified neurons were voltage clamped using the internal perfusion technique. Ions of Ag super(+) (1-100 mu M) introduced into the bathing…”
Get full text