Voltage-dependent K+ channels
Regulation of Murine Myometrial Contraction by Ginger Extract Via Activation of Voltage Dependent Ca2+ Channels
... shown in Figure 3B & 3D, the relaxing effect of ginger extract was studied in the presence of TEA, nerve blocker cocktail. In addition, involvement of nitric oxide (NO) in the action of antinocipective activity by ...
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Voltage dependent and Ca2(+) activated ion channels in human neutrophils
... membrane voltage and transmembrane ion fluxes in human neutrophils, we studied plasma membrane currents using the whole-cell patch-clamp ...a voltage-dependent K+ current, (b) a ...
9
Symposium: “Voltage-Dependent Proton Channels Come of Age” at the Biophysical
... 55. Capasso, M., M.K. Bhamrah, T. Henley, R.S. Boyd, C. Langlais, K. Cain, D. Dinsdale, K. Pulford, M. Khan, B. Musset, V.V. Cherny, D. Morgan, R.D. Gascoyne, E. Vigorito, T.E. DeCoursey, I.C.M. MacLennan, ...
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Voltage dependent calcium channels: Subcellular subunit localisation and targeting
... Although MDCK cells provide a good model for protein targeting they may have some differences from neurones. For instance, expression of different cytoskeletal or synaptic proteins with which the VDCC complex might ...
215
Modulation of pulmonary vasomotor tone in the fetus and neonate
... ATP- dependent (K ATP ), and several voltage-dependent (K V ) potassium channels have been identified on both pulmonary endothelial and vascular smooth muscle ...potassium ...
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The Voltage Sensor in Voltage-Dependent Ion Channels
... of K ions across the axon membrane. Their voltage-clamp studies revealed that the ion flow through these two spe- cialized pathways occurs with distinctive kinetics and that the conductance of these ...
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Activation of Ca2+ dependent K+ channels in human B lymphocytes by anti immunoglobulin
... Ca2+-dependent K+ channels can be activated by crosslinking of surface ...with voltage-sensitive Ca2+ channels, Na+ can permeate through these ligand-gated Ca2+ ...
7
Characterization of voltage and Ca(2+) activated K+ channels in squid olfactory receptor neurons
... range from −60 mV to +60 mV (Fig. 3B). The block by 4-AP was not strongly dependent on voltage or current direction. We also found that 5 mmol l −1 4-AP was not completely selective for the inactivating ...
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Observability-Enhanced PMU Placement Considering Conventional Measurements and Contingencies
... its voltage or current ...is dependent on PMU main ...its voltage phasor from the observed terminal voltage and known branch flows and parameters ...
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Ion Channels in Peripheral Blood Mononuclear Cells – Effect of Culture and Ascorbic Acid.
... Vitamin C is known to have effects on the function of immune cells such as lymphocytes, monocytes and neutrophils. The mechanism of action of the vitamin is not very clear in these cell types. One of the ways in which ...
126
The Eag potassium channel as a new prognostic marker in ovarian cancer
... Eag channels are expressed on the surface of the cell membrane are attractive targets for novel treatments in management of ovarian ...HERG channels as targets may not have a therapeutic role in ovarian ...
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Correction of conductance measurements in non-space-clamped structures: 1. Voltage-gated K+ channels
... Here we present analytical, numerical, and experimental evidence, demonstrating that in general membrane conduc- tances can be calculated from clamp-current recordings of nonregenerative conductances in a nonisopotential ...
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Pharmacological and biophysical characteristics of voltage-dependent calcium channels in rat cerebellar granule neurones
... calcium channels in cerebellar granule ...L-type channels, one displaying sporadic short openings with a low open channel probability which are prolonged in the presence of DHP agonist, have an inactivating ...
229
Voltage-Gated Proton Channels
... proton channels and CGD was a study showing that stimulation of CGD neutrophils with PMA failed to activate Zn 2+ sensitive H + efflux through proton channels ...proton channels were defective, which ...
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K+ CHANNEL PERMEATION AND BLOCK IN THE MIDGUT EPITHELIUM OF THE TOBACCO HORNWORM MANDUCA SEXTA
... measurements, voltage pulses of 400 ms duration with alternating polarity and increasing magnitude were applied to the otherwise short- circuited ...a voltage pulse have been described for the intact ...
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Voltage coupling of primary H+ V ATPases to secondary Na+ or K+ dependent transporters
... pump (Cioffi and Wolfersberger, 1983; Harvey et al., 1983), they were frustrated because two days work yielded sufficient enzyme for only two or three activity assays. The impasse was broken when Helmut Wieczorek ...
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Mitochondria structure and position in the local control of calcium signals in smooth muscle cells
... While, in smooth muscle, Ca2+ influx via voltage-dependent Ca2+ channels appears not to be tightly controlled at a local level by mitochondria Figure 9.2 [44,45], nonetheless, the sites [r] ...
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Ca Induced K+ Outward Current in Paramecium Tetraurelia
... Our method of isolating the Ca-induced K-current uses the outward current of pwAtfx, as a baseline, by assuming that the leakage conductance and the voltage dependent K-conductance in th[r] ...
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Enhancing stability in bipolar disorder
... ma protein binding Block of the voltage-dependent sodium channels with stabiliza- tion of neuronal membranes and consequent release of neuronal glutamate.. Weight gain, increased live[r] ...
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Action Potentials in Rhodnius Oocytes: Repolarization is Sensitive to Potassium Channel Blockers
... These increases in overshoot and duration of APs in barium salines suggest that barium might not only permeate through calcium channels, but might also block a voltage-dependent potassiu[r] ...
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