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1 BK antagonists normalized neuronal excitability in both
2 BK channels are tetrameric.
3 BK inhibition by PAX is best characterized by the idea t
4 BK polyomavirus (BKPyV) is a small DNA virus that establ
5 BK polyomavirus (BKPyV) is a ubiquitous human pathogen,
6 BK polyomavirus (BKPyV) is associated with symptomatic h
7 BK polyomavirus (BKPyV)-associated cancer after transpla
8 BK polyomavirus (PyV) is a major source of kidney failur
9 BK polyomavirus-associated nephropathy (BKPyVAN) constit
10 BK seems to permit the protective effects triggered by c
11 BK viruria was observed in 15.4% (6/39) of living donors
12 BK virus (BKV) is a significant cause of nephropathy in
13 BK virus (BKV)-associated nephropathy is the second lead
14 BK virus controllers, defined as those with episodes of
15 BK/BK mice live longer than WT littermates, and have hei
16 BK/Kv were mostly closed at rest in normoxia.
17 00 cells/mm (pOR = 6.29[3.56, 11.13], I 0%), BK-related diseases (pOR = 2.59[1.22, 5.49], I 0%), HLA
18 calcium-activated potassium channel (KCa1.1; BK, Slo1, MaxiK, KCNMA1) is the predominant potassium ch
19 oligomers migration (for caprolactam n = 3: BK = 0.050 +/- 0.004 mg/Kg; AOX = 0.019 +/- 0.001 mg/Kg)
20 titial fibrosis and tubular atrophy (14.4%); BK virus nephropathy (BKVAN) 9.9%; and acute tubular nec
21 In this exploratory study, we evaluated 45 BK patients and 20 healthy controls by optical coherence
22 eatment of the patient with chlorzoxazone, a BK/SK channel activator, partially improved motor functi
23 MetMb(AOX) = 25.9 +/- 0.8%), CIE L*a*b* (a*(BK) = 15.0 +/- 0.4 and a*(AOX) = 16.6 +/- 0.3) and TBARS
25 on reduced the function of calcium-activated BK potassium channels, whose activation depends on their
27 anded DNA (dsDNA) viruses (adenovirus [ADV], BK virus [BKV], cytomegalovirus [CMV], Epstein-Barr viru
28 the S-acylated S0-S1 domain conserved in all BK channels that controls membrane trafficking and is de
29 ght the importance of not only CFTR but also BK channel function in maintaining ASL homeostasis and e
35 mavirus (HPV), Epstein-Barr virus (EBV), and BK Virus (BKV), suggesting the involvement of these viru
36 difference in BCVA outcome between FECD and BK eyes (P = .170), or between phakic and pseudophakic F
40 ECD were observed between eyes with FECD and BK, but ECD was significantly lower in eyes with previou
41 cases of DSAEK (423) or PK (405) for FED and BK from the Singapore Cornea Transplant Registry perform
42 enteric viruses [human adenoviruses, JC and BK polyomaviruses, Aichi virus 1 (AiV-1), enteroviruses,
43 n human brain, 2) coexpression of LINGO1 and BK channels resulted in rapidly inactivating BK currents
44 ntains functional coupling between RyR2s and BK channels and is critically important for cerebral art
49 On the other hand, activating TRPML1 and BK channels enhanced cellular degradation of exogenous T
50 The functional expression of both VGCCs and BK channels, as well as their localization with respect
52 ipheral B cell subsets and revealed the anti-BK virus antibody repertoire as clonally complex with re
55 the Ca(2+)-activated K(+) channels, known as BK and SK channels, the physiological importance of Ca(2
56 In certain ligand-gated channels, such as BK channels and MthK, a Ca(2+)-activated K(+) channel fr
59 iant culture system, we show that autologous BK virus-specific T cell lines can be reliably generated
60 lasma membrane BK(Ca) channel with auxiliary BK-beta1-4 subunits profoundly affects the regulatory me
62 way and oral application in the bloodstream: BK dysfunction recovered acutely and over time (the latt
63 as prostaglandin E(2) (PGE(2)), bradykinin (BK), and nerve growth factor (NGF) as well as multiple k
65 channels (VGCCs) and negatively regulated by BK potassium channels activated by Ca(2+) influx through
67 e conductance Ca(2+)-activated K(+) channel (BK) current is prominent, and in mammalian inner hair ce
68 al CaV-like channel and a potassium channel, BK (Slo1), whereas the second module relies on pHi-depen
69 ctance calcium-activated potassium channels (BK) are composed of pore-forming BKalpha and auxiliary b
74 ge-gated K(+) channels of large conductance (BK channels) are expressed in a diverse variety of both
76 regulatory subunits, beta and gamma, define BK channels that span a diverse range of functional prop
77 the expression of VGCCs and Ca(2+)-dependent BK K(+) channels coupled to ACh release at the MOC-OHC s
79 say based on CRISPR-Cas13 accurately detects BK polyomavirus DNA and cytomegalovirus DNA from patient
80 K viruric donors were more likely to develop BK viruria (66.6% vs 7.8%; P < .001) and viremia (66.6%
81 ters were higher in recipients who developed BK viremia, pretransplant donor, recipient, and combined
84 Donor BK viruria is associated with early BK viruria and viremia in kidney transplant recipients.
85 We identified the Caenorhabditis elegans BK channel SLO-1 as a molecular target of the Mel recept
86 ibition of S-acylation attenuated endogenous BK channel currents independently of changes in cell sur
88 f RCK activation by Ca(2+) in the eukaryotic BK and bacterial MthK K(+) channels are well understood.
94 s undergoing immunosuppression reduction for BK viremia had 10-year outcomes similar to those without
95 alizing serostatus had the greatest risk for BK viremia (odds ratio, 4.9; 95% confidence interval, 1.
98 n and turnover of large T (LT) proteins from BK, JC, Merkel cell, HPyV7 and trichodysplasia spinulosa
99 ual role: they both support release and fuel BK channels, suggesting that at immature stages presynap
100 ese studies indicate that a loss-of-function BK channel mutation causes ataxia and acts by reducing m
102 a calcium-activated potassium conductance, G(BK) , and a low-voltage-activating delayed rectifier, G(
103 e calcium-activated potassium conductance, G(BK) , that can be blocked by agents that disrupt calcium
105 expansion offers the possibility to generate BK-specific T cell lines for adoptive immunotherapy.
111 To determine the linker's role in human BK activation, we designed a series of linker sequence s
112 s expression system, Mel activates the human BK channel (hSlo1) in a membrane-delimited manner in the
113 nables quantal transmission also activates I(BK) , an effect that can be blocked internally by BAPTA,
115 cally target BKPyV-infected cells.IMPORTANCE BK polyomavirus (BKPyV) is an emerging pathogen that rea
116 sponses in a sophisticated manner.IMPORTANCE BK polyomavirus can cause serious problems in immune-sup
118 90 mV, to account for the profound change in BK activation range caused by removal of LRRC52, we sugg
121 voltage-dependent gating and pore opening in BK channels is modulated to a great extent by the intera
125 BK channels resulted in rapidly inactivating BK currents, and 3) LINGO1 reduced the membrane surface
127 nt ex vivo studies implicated that increased BK activity favors the survival of the myocardium at isc
129 ownregulates CFTR activity but also inhibits BK channel function, thereby causing ASL depletion.
130 o not support the view that hypoxia inhibits BK/Kv to initiate or maintain the hypoxic response.
132 molecular events downstream of cGMP involve BK channels present in cardiomyocytes or in other cardia
135 nductance voltage and Ca(2+)-activated K(+) (BK) channel have a key role in the ethanol effect on GPe
137 of large conductance Ca(2+)-activated K(+) (BK) channels also result in tremor and motor disorders.
138 nductance Ca(2+) and voltage-activated K(+) (BK) channels control membrane excitability in many cell
139 mal large-conductance Ca(2+)-activated K(+) (BK) channels, a critical negative feedback mechanism tha
141 Ca(2+)-activated and voltage-dependent K(+) (BK) channels, critical for mucociliary function in the a
142 hat of large conductance, Ca(2+)-gated K(+) (BK) channels despite the lack of sequence similarity.
143 uctance, calcium- and voltage-activated K(+)(BK) channel consists of the pore-forming alpha subunits
144 -conductance Ca2+- and voltage-activated K+ (BK) potassium channel alpha-subunit, and pathogenic gain
149 VAN (defined as sustained [>3 wk] high-level BK viremia >10 copies/mL) within 5 years posttransplant
150 nsidered in SOT recipients with lymphopenia, BK-related infections and rituximab exposure in addition
151 4 and a*(AOX) = 16.6 +/- 0.3) and TBARS (MDA(BK) = 0.0060 +/- 0.0003 ug/g and MDA(AOX) = 0.0044 +/- 0
152 ugh direct interaction, how ethanol-mediated BK channel activation causes behavioral intoxication is
155 roperties similar to that of plasma membrane BK(Ca) when associated with BK-beta1 (left-shifted volta
156 V, n = 7) resembling that of plasma membrane BK(Ca) when associated with its regulatory BK-beta1 subu
158 ered in IHCs from Lrrc26 knockout (KO) mice, BK current activation was shifted more than +200 mV in I
160 ver, functional association of mitochondrial BK (mitoBK(Ca) ) with regulatory subunits is unknown.
161 , functional modulation of the mitochondrial BK(Ca) channel (mitoBK(Ca) ) by BK-beta subunits is not
164 kl/kl mice was rescued in the double-mutant BK/BK;kl/kl mice exhibiting lower plasma Pi, improved we
166 (AAV) viral transfection in mice, the mutant BK(G354S) channel, but not the BK(WT) channel, caused pr
172 ppeared to be mediated through activation of BK channels, because the effects of ML-SA1 on Tat-mediat
173 components essential both for activation of BK currents at negative membrane potentials and for appr
174 udy supports a scheme in which activation of BK/Kv strongly limits the magnitude of hypoxia-induced [
175 effect on GPe neurons, as the application of BK channel inhibitors blocked the ethanol-induced firing
176 Our study thus indicates that the control of BK channel trafficking is a critical regulatory mechanis
177 T-cell epitopes that influence the course of BK polyomavirus (BKPyV) infection after kidney transplan
179 -recipient serostatus and the development of BK viremia, specific risk factors for BKV-related compli
181 -beta pre-treatment amplified the effects of BK on RhoA translocation and MYPT1/MLC20 phosphorylation
182 osphorylation, but suppressed the effects of BK on RhoA-GTP content, SrcFK auto-phosphorylation and c
183 ntrollers, defined as those with episodes of BK viremia of 3 months or less, had an 11-fold increase
186 (Ca) was accompanied by a high expression of BK(Ca) transcript in the BK-beta1 KO, suggesting a lower
187 mV at 12 um matrix Ca(2+) ) Co-expression of BK(Ca) with the BK-beta1 subunit in HeLa cells doubled t
193 erassay variability in the quantification of BK virus (BKV) DNA precludes establishing broadly applic
195 esults suggest that LINGO1 is a regulator of BK channels, which causes a "functional knockdown" of th
198 luated in samples representing a spectrum of BK infection (n = 25), followed by a multicenter validat
199 duration by changing alternative splicing of BK channels; this requires nuclear export of the splicin
200 ization of BKDEC (i.e. the splice variant of BK(Ca) that specifically targets mitochondria) into mito
202 de that functional effects of S-acylation on BK channels depend on the presence of beta1-subunits.
204 ifying endolysosomes by activating TRPML1 or BK channels may provide therapeutic benefit against late
206 Three recipients developed polyomavirus (BK) viremia near or >10,000 copies/ml that resolved afte
207 Nile virus, as well the human polyomaviruses BK/JC/MCV, human adenoviruses, and human papillomaviruse
208 onse between Gram-negative and Gram-positive BK and to determine the diagnostic value of corneal thic
210 big conductance Ca(2+)-activated potassium (BK) channel in regulating endolysosome pH, as well as Ta
211 rge-conductance calcium-activated potassium (BK) channels and Kv3.3 voltage-gated potassium channels
212 ce calcium- and voltage-activated potassium (BK) channels are potently modified by their functional c
213 arge conductance Ca(2+)-activated potassium (BK) channels are S-acylated at two sites that impart dis
214 ce voltage- and calcium-activated potassium (BK) channels inhibiting channel activity independently o
221 The effect of polyomavirus reactivation (BK viremia or JC viruria) on antibodies to kidney-specif
222 With current immunosuppressive regimens, BK polyomavirus-associated nephropathy (BKPyVAN) is stil
224 at mitoBK(Ca) associates with its regulatory BK-beta1 subunit in cardiac mitochondria, ensuring prope
227 n's antiinflammatory effectiveness to rescue BK activity and thus mucociliary function was tested in
230 sion of LRRC52 with BK alpha subunits shifts BK current gating about -90 mV, to account for the profo
232 e is established using gap junctions and SLO BK potassium channels to repress a calcium-activated pro
233 he maintenance of AWC asymmetry, couples SLO BK potassium channels to transactivation of sox-2 expres
234 chanistic insight into how NSY-7 couples SLO BK potassium channels to transactivation of sox-2 expres
235 experiments showed that loss of Ca(2+) spark-BK channel signaling in Mcoln1 (-/-) mice rendered both
237 tion, surface trafficking of beta1 subunits, BK channel and transient BK current activation, and vaso
238 s expressing both alpha- and beta1-subunits, BK channel alpha-subunits were endogenously S-acylated.
245 exploratory subgroup analysis revealed that BK-induced coronary artery vasorelaxation was greater (P
249 C. elegans, loss of function in SLO-1, the BK channel ortholog, confers profound ethanol resistance
250 p.(Asn449fs) and p.(Ile663Val) abolished the BK current, whereas p.(Cys413Tyr) and p.(Pro805Leu) redu
251 st that Mel promotes sleep by activating the BK channel through a specific Mel receptor and Gbetalamb
252 ge-activated potassium channel, known as the BK channel, is one of the central proteins that mediate
253 Ca) channel is functionally modulated by the BK-beta1 subunit; proper targeting and activation of mit
254 VP1, an effective marker for diagnosing the BK virus, was amplified on an on-chip device in less tha
255 specific causes for first graft failure, the BK group had better graft survival than patients who had
257 es, we identified a peptide derived from the BK polyomavirus (BKV) minor structural proteins VP2/3 th
259 nome-size primary transcripts.IMPORTANCE The BK polyomavirus (BKPyV) miRNA plays an important role in
262 high expression of BK(Ca) transcript in the BK-beta1 KO, suggesting a lower abundance of mitoBK(Ca)
264 e, the mutant BK(G354S) channel, but not the BK(WT) channel, caused progressive impairment of several
265 ne KCNMA1, encoding the alpha-subunit of the BK channel have emerged as responsible for a variety of
266 eins, of the intracellular S0-S1 loop of the BK channel pore-forming alpha-subunit controls functiona
267 he channel through the central cavity of the BK channel, and that only a single PAX molecule can inte
269 ge and Ca(2+)-activated K(+) channels of the BK type are stimulated by cGMP/cGMP-dependent protein ki
270 p.(Cys413Tyr) and p.(Pro805Leu) reduced the BK current amplitude and shifted the activation curves t
271 Pi, autophagy, and alphaKlotho, we used the BK/BK mouse (homozygous for mutant Becn1(F121A) ) with i
273 analysis of the interaction of PAX with the BK channel pore gate domain guided by recently available
274 tential sites of interaction of PAX with the BK channel, we undertook a computational analysis of the
275 ix Ca(2+) ) Co-expression of BK(Ca) with the BK-beta1 subunit in HeLa cells doubled the density of BK
276 alling pathways such as K(+) release through BK channels, and the production and release of arachidon
279 latory gamma subunits, LRRC26 and LRRC52, to BK channel function and localization in mouse IHCs.
280 lization of calcium channels with respect to BK channels and presynaptic release components significa
282 ope of the ESPVR and dp/dtmax in response to BK, indicating a poor contractile response to CSAR activ
283 our hypothesis, vasorelaxation responses to BK and sodium nitroprusside were similar before and 219+
284 imal endothelium-dependent vasorelaxation to BK (bradykinin; 10(-)(6)-10(-)(10) M) was blunted (P<0.0
285 of beta1 subunits, BK channel and transient BK current activation, and vasodilation did not involve
286 1 inhibited single BK channels and transient BK currents in myocytes and stimulated vasoconstriction
288 After kidney transplantation, uncontrolled BK polyomavirus (BKPyV) replication causes kidney graft
289 ntrols and viremic KTR were stimulated using BK virus peptide libraries loaded or not on monocytes-de
292 cortical/medullary collecting duct, whereas BK channel abundance increased in principal cells of the
293 ient serology status was not associated with BK viremia (P = .31, P = .75, and P = .51, respectively)
294 plasma membrane BK(Ca) when associated with BK-beta1 (left-shifted voltage dependence of activation,
295 tion of plasma membrane BK(Ca) channels with BK-beta subunits shapes their biophysical properties and
297 how that 1) LINGO1 coimmunoprecipitated with BK channels in human brain, 2) coexpression of LINGO1 an
298 ingle-chain variable fragment complexed with BK virus-like particles revealed the quaternary nature o
300 hat heterologous coexpression of LRRC52 with BK alpha subunits shifts BK current gating about -90 mV,