Calcium currents
Guanine nucleotides modulate calcium currents in a marine Paramecium
... The calcium currents of freshwater Paramecium do not increase when the extracellular calcium concentration is elevated above 1mmol l 21 in intact cells (Satow and Kung, 1979) or after the channels ...
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Original Article 5-Hydroxytryptamine inhibits neuronal high-voltage-activated calcium currents in the preoptic anterior hypothalamus via 5-hydroxytryptamine 1A and 7 receptors
... voltage-gated calcium currents in the PO/AH slice with the whole-cell patch clamp ...(HVA) calcium currents in PO/AH neurons in a concentration-dependent manner, but it did not affect ...
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Calcium currents from jellyfish striated muscle cells: preservation of phenotype, characterisation of currents and channel localisation
... Our data suggest that heat treatment ‘locks’ the cytoskeleton, thereby ‘fixing’ cell morphology after dissociation. Heat treatment has been used previously during dissociation of tissues from other marine hydrozoan ...
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Potassium and Calcium Currents in Dissociated Muscle Fibres of the Mollusc Philine Aperta
... The three potassium currents were derived by simple manipulation of digitized current records of the total outward current I t , the cadmium-resistant current Icd> t n e early transient [r] ...
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Calcium currents in isolated human detrusor smooth muscle cells
... inward calcium current (Montgomery and Fry, 1992) alterations to this current could be expected to produce profound effects on detrusor ...and calcium channels in other tissues then there would exist the ...
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An investigation into G protein modulation of high voltage activated calcium currents in acutely replated cultured sensory neurones of the rat
... (A.C.Dolphin, personal communication). The initial portion of the test step is more sensitive to baclofen application than the sustained component. Similarly the application of a prepulse and the partial relief of ...
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Presynaptic calcium currents and facilitation of serotonin release at synapses between cultured leech neurones
... C In lOmmoir 1 Sr2"1", release was comparable to that in Ca2+ upper trace, P cell synaptic potential; lower traces Retzius cell current and voltage.. Inset: inward Sr2"1" current evoked [r] ...
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Calcium ion currents mediating oocyte maturation events
... external calcium in the induction of GVBD in the ...external calcium requirement through volt- age-gated channels was confirmed in this species and extended to the other molluscs that are also fertilized at ...
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Modification of Nifedipine Inhibitory Effect on Calcium Spike and L-Type Calcium Current by Ethanol in F1 Neuron of Helix aspersa
... dihydropyridine calcium antagonist has been used to purify and characterize selectively the long-lasting (L-type) calcium channels [1, ...L-type calcium channels but had no effect on T channels ...
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Calcium channels in cat dorsal root ganglion neurones
... by was prevent to necessary was Hyperpolarization constant electrode voltage the before injection current If calcium currents were hyperpolarized was cell the recorded being and the volt[r] ...
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CALCIUM CHANNEL CURRENTS IN CULTURED PARS INTERCEREBRALIS NEUROSECRETORY CELLS OF ADULT LOCUSTA MIGRATORIA
... on calcium channels and it has been shown to block L-type channels in GH3 pituitary cells (King et ...reduce calcium currents in nerve terminals (Wiegand et ...all calcium currents in ...
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Opiate mediated inhibition of calcium signaling is decreased in dorsal root ganglion neurons from the diabetic BB/W rat
... of calcium channels was al- tered in diabetes, we used the opiate receptor agonist Dyn ...voltage-activated calcium chan- nels on DRGs via coupling to PTX-sensitive inhibitory (G o -type) G proteins ...
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Mitigation of Magnetic Field under Egyptian 500kV Overhead Transmission Line
... the currents in the subconductors of each phase bundle, the currents in the ground wires, the currents in the mitigation loop, and also the earth return currents; in the calculation of the ...
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Focused ultrasound activates voltage-gated calcium channels through depolarizing TRPC1 sodium currents in kidney and skeletal muscle
... COX2 expression in kidney (Figure 4A) and muscle (Figure 4B) was measured at 6 hours post-pFUS in wild-type (WT) or TRPC1-ko mice that were treated with pFUS alone (4MPa) or in combi[r] ...
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Antiestrogen- and tamoxifen-induced effects on calcium-activated chloride currents in epithelial cells carrying the ∆F508-CFTR point mutation
... pH 7.25 to which gramicidin was added just before the ex- periment. The electrical stimulation protocol consisted of square voltages from − 80 to + 80 mV, with 20 mV steps and a duration of 800 msec. Cell medium was ...
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A Simple Pattern Recognition Approach for Monitoring Incipient Stator Faults in Salient-Pole Synchronous Generators
... order to understand the evolution of those electrical quantities, hence evaluating the fault magnitude and its possible detection using those referentials. Analyzing the αβ stator currents without and with stator ...
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Induced Currents in Pipelines
... The electric and magnetic fields observed at the Earth’s surface depend on magnetospheric-ionospheric cur- rents and on currents induced in the Earth. Recent developments in the use of the Complex Image Method ...
5
atm circulation, heat budget, hurricanes ppt (1)
... ✓ Uneven solar heating causes convection currents to form in the atmosphere.. The direction of air flow in these currents is influenced by the rotation of Earth...[r] ...
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Extreme geomagnetically induced currents
... induced currents (GICs), based on the empirically extreme values and theoretical upper limits of the solar wind parameters and of d B /d t , the time derivative of magnetic field variations at ...
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Measurement of currents in the open sea
... Motions at surface wave frequencies are recorded bycurrent meters a deployed within the near surface depth range in which the wave orbital velocities are significant, b on moorings with [r] ...
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