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1 el function with permeability to K+ > Na+ >> tetraethylammonium.
2 expressing cells is insensitive to 25 mmol/L tetraethylammonium.
3 illations, as they are completely blocked by tetraethylammonium.
4 enaline, 50 microM 2-chloroadenosine or 5 mM tetraethylammonium.
5 s partially sensitive to 4-aminopyridine and tetraethylammonium.
6 in, 3,4-diaminopyridine, 4-aminopyridine and tetraethylammonium.
7 ter tension when K+ channels were blocked by tetraethylammonium.
8 sulfonate and alter reversible inhibition by tetraethylammonium.
9 sensitive to the potassium channel inhibitor tetraethylammonium.
10 ficantly lower than a LOD of less lipophilic tetraethylammonium.
11 ions but did not affect plateaus unmasked by tetraethylammonium.
12 otic frequency evoked by bath application of tetraethylammonium (1-10 mM) was significantly enhanced
15 ntrast, the non-specific K+ channel blockers tetraethylammonium (10 mM) and 4-aminopyridine (10 mM) m
20 To assess Oct1 function, the model substrate tetraethylammonium ([(14)C]TEA) was administered intrave
21 ptake of the quaternary organic cation [14C]-tetraethylammonium ([14C]-TEA), with a Km of 38 micromol
22 ne (15% inhibition) and insensitive to 10 mM tetraethylammonium, 2 mM Ca2+, 1 mM Cd2+ and 50 microM L
23 was inhibited by 4-aminopyridine (10 mM) and tetraethylammonium (4-25 mM), but insensitive to charybd
24 f the potassium delayed rectifier current by tetraethylammonium (5 mM) or the hyperpolarization-activ
25 t density and currents that are inhibited by tetraethylammonium (5 mmol/L) or charybdotoxin (100 nmol
27 h variants abolished OCT1-mediated uptake of tetraethylammonium, a typical OCT1 substrate, and were n
28 imulated by flufenamic acid and inhibited by tetraethylammonium; a voltage-gated inward Na+ current;
30 e widely used Kv channel blockers, including tetraethylammonium, alpha-dendrotoxin, phrixotoxin-2, an
35 the rate of transport of the fixed cations, tetraethylammonium and 1-methyl-4-phenylpyridinium, i.e.
36 d-spectrum of K+ channel blockers, including tetraethylammonium and 4-aminopyridine, and insensitive
39 nels were Ca2+-dependent and were blocked by tetraethylammonium and charybdotoxin in normal and infla
41 f this particular mutation on the binding of tetraethylammonium and hydroxylamine, support the hypoth
44 ubthreshold voltages was unaffected by 10 mM tetraethylammonium and likely represents I(A), because i
45 retic uptake of K+ and other cations such as tetraethylammonium and lysine by rat liver mitochondria
46 and Cs+, but the organic monovalent cations tetraethylammonium and N-methyl-D-glucamine are much les
47 oth small monovalent organic cations such as tetraethylammonium and N1-methylnicotinamide and bulkier
49 omponent of K+ current sensitive to quinine, tetraethylammonium, and 4-aminopyridine, with IC50 value
50 lso increased fluorescence, whereas choline, tetraethylammonium, and N-methyl-D-glucamine did not.
52 large pore as inferred from permeability to tetraethylammonium (approximately 8.5 angstroms diameter
53 ntally with a calcium selective membrane and tetraethylammonium as a model interfering agent, and the
54 halide ions in an aqueous sample containing tetraethylammonium benzoate, (b) capture of the released
56 oncentration of permeant ions, we argue that tetraethylammonium blocks by occluding the external end
58 ative measurements of atenolol, tioconazole, tetraethylammonium bromide, and tetrabutylammonium iodid
60 to alpha-dendrotoxin, paxilline, apamin, and tetraethylammonium but sensitive to 4-aminopyridine and
61 e insensitive to 20 microM verapamil or 1 mM tetraethylammonium, but inhibited by 0.5 mM Ba(2+) or 0.
62 rganic anions, but not by the organic cation tetraethylammonium, by the multidrug resistance ATPase i
63 d in a near-homogeneous system that utilizes tetraethylammonium carbonate as base, 8-hydroxyquinoline
65 these states may be controlled by using the tetraethylammonium cation (TEA(+)) and/or iodide anion (
69 ofilium and 4-aminopyridine and partially by tetraethylammonium, charybdotoxin, dendrotoxin, and kali
70 e inhibition was not blocked by low doses of tetraethylammonium chloride (1 mM), barium, or glibencla
71 acellular electrodes in solutions containing tetraethylammonium chloride (10 mM) and BaCl2, (1 mM).
72 mide (10 microM), 4-aminopyridine (3 mM) and tetraethylammonium chloride (10 mM) did not affect L-lac
73 ith 4-aminopyridine (5 mM) but unaffected by tetraethylammonium chloride (20 mM) or blockers of Na(+)
74 ly blocked by 4-aminopyridine (4 mM) but not tetraethylammonium chloride (30 mM) and did not show ina
75 ing various concentrations of the ionic salt tetraethylammonium chloride (TEA(+)Cl(-)) or the zwitter
76 ns could be induced easily by Bay K8644 plus tetraethylammonium chloride (TEA) or [TEA]o after Cs+ re
79 lamp in the presence of 15 mM CsCl and 15 mM tetraethylammonium chloride (TEA-Cl) to eliminate K+ cha
80 waves and phasic contractions stimulated by tetraethylammonium chloride (TEA; 10 mM), but did not si
81 were separated in 100% methanol with 12.5 mM tetraethylammonium chloride added as a charge carrier.
82 outward and inward components, prevented by tetraethylammonium chloride and tetrodotoxin, respective
83 not affected at 10(-2) M; on the other hand, tetraethylammonium chloride failed to inhibit either che
84 f MIN6 cells with glucose in the presence of tetraethylammonium chloride generated concomitant Ca2+ a
85 ibition of K+ channels with charybdotoxin or tetraethylammonium chloride produced a modest transient
86 The effects of lidocaine were not blocked by tetraethylammonium chloride, 4-aminopyridine, glibenclam
87 ed potassium channels (blocked by 250 microM tetraethylammonium chloride, 70 nM charybdotoxin, or 100
88 and econazole, and the K+ channel blockers, tetraethylammonium chloride, apamin, and charybdotoxin,
90 application of potassium channel antagonist tetraethylammonium chloride, iberiotoxin, or 4-aminopyri
91 annels were already blocked by submillimolar tetraethylammonium chloride, indicating that Cav2.1 (Q-t
92 arbor depended upon voltage-gated sodium and tetraethylammonium chloride-sensitive potassium channels
94 e channel blockers glyburide, gadolinium, or tetraethylammonium-Cl did not alter hypotonic-induced sw
97 of CMECs was blocked to a similar extent by tetraethylammonium, currents in the stretched endothelia
98 by MPP+ (1-methyl-4-phenylpyridinium), TEA (tetraethylammonium), decynium-22, carnitine, PHA (p-amin
99 ium to the inactivated channel, although the tetraethylammonium does not interact directly with the K
102 hat which determines sensitivity to external tetraethylammonium for voltage-gated potassium channels
106 nents were both blocked potently by external tetraethylammonium (half-block by 150 microm) and 4-amin
107 IK2 were sensitive to high concentrations of tetraethylammonium (half-maximal block at approximately
108 spinal fluid (ACSF), 5 mM Cs+ in ACSF, 20 mM tetraethylammonium in ACSF, or 1 mM 4-aminopyridine in A
109 l and attenuated by glibenclamide as well as tetraethylammonium, in agreement with established respon
110 heir ability to transport the organic cation tetraethylammonium indicating that their effect on carni
111 minopyridine, Ca2+ (10(-8) to 10(-6) M), and tetraethylammonium (internal or external) were without e
116 ly with KCNQ5 by patch clamp analysis of the tetraethylammonium ion sensitivity of the resulting curr
117 ansport down its diffusion gradient, whereas tetraethylammonium ion substitution for K+ did not affec
124 er currents by using the BK channel blockers tetraethylammonium ions (TEA(+); 1 mM) or iberiotoxin (2
125 e silent arteries by charybdotoxin (CTX) and tetraethylammonium ions (TEA) induced dose-dependent dep
127 ation was perturbed by application of either tetraethylammonium ions or the Shaker (Sh)B peptide to t
134 urrent that is blocked by externally applied tetraethylammonium (Kd = 30 +/- 7 mM), charybdotoxin (Kd
136 ost of the Cl- with largely impermeant ions (tetraethylammonium, N-methyl-D-glucamine and methanesulp
137 s (Ik) were small and were inhibited by 1 mM tetraethylammonium or 100 nM charybdotoxin (CTX; a speci
141 iation (LTP) induced either chemically (with tetraethylammonium), or by high-frequency (200-Hz) elect
142 y extracellular tetrodotoxin, nimodipine, or tetraethylammonium, or by intracellular dialysis with 4-
143 on exchange with either tetramethylammonium, tetraethylammonium, or tetrabutylammonium cations to yie
144 nsensitivity to all other inhibitors tested (tetraethylammonium, quinine, Cs(+), tetrodotoxin, verapa
147 xceeding 10(14) M(-1) have been measured for tetraethylammonium salts in chloroform by employing a va
148 sted for binding to seven monovalent anions (tetraethylammonium salts, wet chloroform as solvent).
149 components of the whole-cell current were a tetraethylammonium-sensitive (IC50 = 9 mM), iberiotoxin-
150 hat CrMP decreases the open probability of a tetraethylammonium-sensitive (TEA-sensitive) 105 pS K ch
151 eous vasodilatation is mediated, in part, by tetraethylammonium-sensitive calcium-dependent potassium
152 units underlie the more slowly inactivating, tetraethylammonium-sensitive component of I(K, slow).
153 s absent (n=6), the density of the 20-mmol/L tetraethylammonium-sensitive component of I(K,slow) was
158 In somatic membrane patches, we observed tetraethylammonium-sensitive K(DR) currents that activat
160 In many nigral neurons, I(CAN) is masked by tetraethylammonium-sensitive potassium conductances, but
162 ) differed from ventricular muscle in having tetraethylammonium sensitivity and slower recovery.
163 as DPP6 knockdown reduced, I(to) density and tetraethylammonium sensitivity in canine PF but not in v
164 on and inactivation parameters, and external tetraethylammonium sensitivity were all similar to those
165 annels endows SK channels with an equivalent tetraethylammonium sensitivity, indicating that the oute
167 hift in the concentration-response curve for tetraethylammonium; similar results were evident with ib
168 vated potassium channels by charybdotoxin or tetraethylammonium slowed the repolarizing phase of the
169 rmation of the occluded, economical template tetraethylammonium (TEA(+) ) has been systematically exa
170 lipid bilayers reduced the effectiveness of tetraethylammonium (TEA(+)) as a blocker of K(+) translo
171 tigate the kinetics of the rapid transfer of tetraethylammonium (TEA(+)) at the 1,2-dichloroethane/wa
173 en Li(+) was the countercation compared with tetraethylammonium (TEA(+)), due to the coordination of
174 TP), LTP induced by the K(+) channel blocker tetraethylammonium (TEA) (TEA-LTP), and mossy fiber (MF)
176 epolarizations, and could be blocked by both tetraethylammonium (TEA) and 4-aminopyridine (4-AP).
177 sion with the potassium channel antagonists, tetraethylammonium (TEA) and 4-aminopyridine (4-AP).
178 f delayed rectifier K+ currents inhibited by tetraethylammonium (TEA) and 4-aminopyridine, with simil
180 in the presence of the external pore blocker tetraethylammonium (TEA) and depended on a residue requi
182 ult-type nicotinic acetylcholine receptor by tetraethylammonium (TEA) and related quaternary ammonium
183 sistent with this possibility, extracellular tetraethylammonium (TEA) and tetramethylammonium applica
184 ely 11 msec) current insensitive to block by tetraethylammonium (TEA) and variably blocked by 4-amino
187 ice, the addition of apamin with glucose and tetraethylammonium (TEA) caused a similar elevation in [
188 ained outward current that can be blocked by tetraethylammonium (TEA) characteristic of a delayed rec
189 Here we show that the nonmercurial compound, tetraethylammonium (TEA) chloride, reduces the water per
190 The K+ channel inhibitors Ba2+, Cs+, and tetraethylammonium (TEA) had distinct effects on differe
192 ions of 4-AP (1 mM) in combination with 5 mM tetraethylammonium (TEA) induce spontaneous synchronized
193 veratridine or blockage of K+ channels with tetraethylammonium (TEA) inhibit oligodendrocyte progeni
195 Changes in the chemical structure of the tetraethylammonium (TEA) ion reduce binding affinity at
201 -40 mV was slowly activating, long-lasting, tetraethylammonium (TEA) sensitive and showed little ste
202 GluR agonists and the K+ channel blocker tetraethylammonium (TEA) strongly inhibited delayed rect
205 tive muscarinic potassium channels (KACh) by tetraethylammonium (TEA) was studied at 35 degrees C in
207 imilar selectivity for some substrates (e.g. tetraethylammonium (TEA)), they have distinct selectivit
208 MLA, applied topically to skin surface), (2) tetraethylammonium (TEA), (3) EMLA + TEA (Combo), and (4
209 ), a non-specific NOS inhibitor; (iii) 50 mm tetraethylammonium (TEA), a non-specific KCa channel blo
213 , the nonselective potassium channel blocker tetraethylammonium (TEA), and the selective adenosine tr
215 K+ channel blockers, apamin, d-tubocurarine, tetraethylammonium (TEA), or intracellular Cs+ decreased
216 t using various chloride salts, specifically tetraethylammonium (TEA), tetrapropylammonium (TPA), tet
217 ified in blLPM vesicles, including thiamine, tetraethylammonium (TEA), tri-n-butyl-methylammonium (TB
219 ective effects of 4-aminopyridine (4-AP) and tetraethylammonium (TEA), which block the potassium chan
220 ult rat hippocampal slices with BDNF or with tetraethylammonium (TEA), which induces a chemical form
222 ter exocytosis, because it was observed that tetraethylammonium (TEA)-induced inhibition of the delay
223 PMA had no significant effect on the 1 mM tetraethylammonium (TEA)-insensitive outward current or
224 Z: type 1 cells, with 4-aminopyridine (4-AP)/tetraethylammonium (TEA)-sensitive and CdCl(2)-sensitive
225 ow that repolarization is composed of a fast tetraethylammonium (TEA)-sensitive component, determinin
227 al excitability through inhibition of highly tetraethylammonium (TEA)-sensitive ion channels that con
228 the inward current by approximately 50%, and tetraethylammonium (TEA+) and choline were relatively im
231 channel, unlike native Shaker, to close with tetraethylammonium (TEA+) or the long-chain TEA-derivati
235 ng the application of the K+ channel blocker tetraethylammonium (TEA, 10 mM), implicating the involve
239 d by Ba2+ (1 mM), 4-aminopyridine (1 mM) and tetraethylammonium (TEA; 20 mM), with an IC50 for TEA of
242 om) and high concentrations of extracellular tetraethylammonium (TEA; IC(50) = 11.8 mM), but no speci
245 riant with changes in [Cl(-)], [Na(+)], and [tetraethylammonium] ([TEA(+)]), but dependent on [H(+)].
246 We found that dimethylamine, triethylamine, tetraethylammonium, tetrabutylammonium, tetrapropylammon
247 bstrate (l-carnitine) and the organic cation tetraethylammonium, three variants showed functional dif
248 potentiated by the binding of extracellular tetraethylammonium to the inactivated channel, although
251 on followed by Western blotting) and reduced tetraethylammonium transport by OCT2 expressed in Chines
253 Na(+) (approximately 1.25), insensitivity to tetraethylammonium, voltage independence, and partial se
254 rved in the presence of Bay K 8644, NMDA, or tetraethylammonium were abolished in low-sodium buffer a
256 eation of AgAQP1 is inhibited by HgCl(2) and tetraethylammonium, with Tyr185 conferring tetraethylamm
257 thiolate complexes (Et4N)Ni(X-pyS)3 (Et4N = tetraethylammonium; X = 5-H (1a), 5-Cl (1b), 5-CF3 (1c),
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