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1 PH) was induced using a thromboxane agonist (U46619).
2 dent of contractile stimulus (oxytocin, KCl, U46619).
3 enosine 5'-diphosphate, A23187, thrombin, or U46619).
4 n response to the thromboxane A(2) analogue (U46619).
5 ocytes contract in response to hypoxia or to U46619.
6 shed HPV without attenuating the response to U46619.
7 onary arteries stimulated with either KCl or U46619.
8 aggregation induced by thromboxane mimetic, U46619.
9 either high [K+] or the thromboxane analogue U46619.
10 tion in response to receptor activation with U46619.
11 e intact coronary artery responses to 5-HT + U46619.
12 ivating factor, or the thromboxane A2 analog U46619.
13 endence, reaching a plateau at around 100 nM U46619.
14 ating the responses of MC to the TX analogue U46619.
15 uM ADP and 10 muM of the thromboxane analog, U46619.
16 ctivating peptide, low doses of thrombin, or U46619.
17 ly Galpha(12/13)-mediated thromboxane analog U46619.
18 in the absence and presence of the agonist, U46619.
19 tructure in the TP than that of the agonist, U46619.
20 ed in vitro in response to acetylcholine and U46619.
21 considerably better than that of the unbound U46619.
22 by collagen and the thromboxane A(2) analog U46619.
23 termine the contacts between the peptide and U46619.
24 he absence of substrate analogues U44069 and U46619.
25 interact with the enzyme substrate analogue, U46619.
26 serotonin, but not to potassium chloride or U46619.
27 an intact artery after a single addition of U46619.
29 porcine lungs after the thromboxane analogue U46619 (10 pmol.L-1.min-1) increased the mean PVRI from
30 coronary arteries to cumulative addition of U46619 (10(-10) to 10(-5) mol/L), a thromboxane mimetic,
31 coronary arterial rings preconstricted with U46619, 14,15-EET, 11,12-EET, 8,9-EET, and 5,6-EET induc
32 and L-nitroarginine and preconstricted with U46619, 14,15-EEZE (3 micromol/L) inhibited bradykinin (
36 zation from -90 to +60 mV in the presence of U46619, a stable analog of prostaglandin H(2) Half-maxim
37 n of 100 nmol/L, whereas the effect of TXA2 (U46619, a stable TXA2 mimetic) on inducing proliferation
41 6) M) to rings preconstricted by 10(-6) M of U46619, a thromboxane receptor agonist, either in the pr
44 eta1 gene ablation reduced the EC(50) of the U46619 agonist in mediating aortic contraction from 18 +
46 , 11-epoxymethanoprosta-5Z,13E-dienoic acid (U46619), also causes platelet aggregation by concomitant
49 metry, we also demonstrate direct binding of U46619 and cysteinyl leukotrienes C(4), D(4) and E(4) to
50 ut mice had similar contractile responses to U46619 and hypoxia and similar dilation responses to ace
51 ause prostaglandin F receptor activated with U46619 and prostaglandin E(2) receptor subtype 3 activat
53 cked by a thromboxane receptor (TP) agonist (U46619) and blocked by a TP antagonist (SQ29548), indica
54 arachidonic acid, thromboxane A(2) mimetics (U46619), and very low doses of thrombin and convulxin.
55 ere exposed to pairwise combinations of ADP, U46619, and convulxin to activate the P2Y(1)/P2Y(12), TP
56 otensin II and the thromboxane A(2) mimetic, U46619, and had no significant action on phenylephrine-i
57 phenylephrine, angiotensin II, endothelin-1, U46619, and K(+)-induced membrane depolarization in the
58 s to endothelin-1 (ET-1), thromboxane analog U46619, and norepinephrine were mediated by ET(A), throm
59 hrine, Thrombin receptor activating-peptide, U46619, and ristocetin in samples from (1) healthy volun
60 mbinant PDI and higher inhibitory effects on U46619- and/or collagen-induced platelet aggregation tha
61 osphate (ADP)-, 2-methylthioADP (2-MeSADP)-, U46619-, and low-dose thrombin-mediated platelet aggrega
62 tivity to combined stimulation with 5-HT and U46619, as determined by the amplitude and especially th
63 1, H2C, and H20 of U46619 were observed upon U46619 binding to the engineered PGIS in a concentration
66 TP activation by the thromboxane A(2) analog U46619 caused inhibition of MaxiKalpha macroscopic condu
67 ypoxic alkalotic lungs, and both hypoxia and U46619 caused significant vasoconstriction in normoxic a
69 ion, where the triangle shape of the unbound U46619 changed to a more compact conformation with an ov
70 PRP) treated with the thromboxane A2 mimetic U46619, collagen and thrombin in presence/absence of var
71 hibited the maximal contractile responses to U46619 compared with arteries from untreated castrated a
72 o norepinephrine and the thromboxane mimetic U46619 compared with young offspring of high-fat-fed nor
73 % and 52 +/- 4% relaxation, respectively, of U46619-contracted rings, whereas 8,9-EET and 5,6-EET did
75 cells expressing the variant D304N TxA(2)R, U46619 did not increase cytosolic free Ca(2+) concentrat
77 IC) injections of serotonin, thromboxane A2 (U46619), endothelin 1 or angiotensin II in concentration
79 PKC and PKD, whereas the thromboxane mimetic U46619 gives rise to transient activation of PKC and PKD
80 s of six agonists (ADP, convulxin, thrombin, U46619, iloprost and GSNO used at 0.1, 1, and 10xEC50; 1
82 the absence of the vessel constricting agent U46619 in acute slices, SMCs and EPs revealed only spars
83 ed increase of cAMP (which is antagonized by U46619 in an ADP-dependent manner) was restored by RPAI-
84 nstriction caused by the thromboxane mimetic U46619 in mesenteric resistance arteries of wild-type an
85 ilatation in arteries constricted with 1 mum U46619 in the presence of 140 mum suramin and 1 mum praz
86 ive responses to the combination of 5-HT and U46619 in untreated VMC were significantly and dose-depe
88 -9 alpha,11 alpha-methanoepoxy PGF(2 alpha) (U46619)] in CHO cells transfected with the human TP-P an
91 B (75+/-6%, P<.05 versus control, percent of U46619 induced precontraction) and profoundly hypothermi
92 , and Thr(855) in rat caudal artery, whereas U46619 induced Thr(697) and Thr(855) phosphorylation and
96 neumoniae induced decreases in both KCl- and u46619-induced contractile responses at both time points
98 h the TxA2 agonist U46619 reduced subsequent U46619-induced increases in inositol trisphosphate gener
99 y actions of NO and cGMP at, or proximal to, U46619-induced increases in TGF beta in the suppression
103 h each protein independently, and diminishes U46619-induced MaxiK channel trans-inhibition as well as
104 ng TP role (with antagonist SQ29,548) in the U46619-induced MaxiK inhibition in human coronaries.
106 change; (ii) ADP restored the inhibition of U46619-induced platelet aggregation by RPAI-1, (iii) PGE
107 functional studies, isoproterenol inhibited U46619-induced platelet aggregation in a concentration-d
111 boys with hypospadias demonstrated increased U46619-induced vasoconstriction (P = 0.009) and reduced
112 ein kinase C inhibitor, completely inhibited U46619-induced, but not ADP- or thrombin-induced, platel
113 novel finding that the stable TXA2 analogue, U46619, induces two waves of platelet secretion, each of
115 he responses of six afferents to 5 microg of U46619 injected into the left atrium and attenuated the
116 2.5, 5 and 10 microg of the TxA(2) mimetic, U46619, injected into the left atrium (LA), stimulated s
117 tonin and the stable thromboxane A2 mimetic, U46619, injected through an IC catheter, synergistically
119 mbin and the thromboxane A2 receptor agonist U46619 lead to phosphorylation of Galpha12 and Galpha13.
120 Contractile responses to high molar KCl and u46619 levels and relaxation responses to bradykinin and
121 In addition, AR-C66096 drastically inhibited U46619-mediated platelet aggregation, which was further
122 d consistently to repeated administration of U46619 (n = 6) and to recurrent myocardial ischaemia (n
123 of MaxiK current by thromboxane A2 mimetic, U46619, occurs even when G-protein activity is suppresse
124 ne blue potentiated contractile responses to U46619 of arteries from animals receiving 0.25 and 0.5 m
126 blood exposed to arachidonic acid, collagen, U46619 or protease activated receptor 4 activating pepti
128 tured VSMCs to either TPr agonists, IBOP and U46619, or exogenous hydrogen peroxide (H2O2) caused tim
130 rence in the contraction by the TXA2 agonist U46619, or TP receptor expression in arteries from diffe
131 s analogues did not inhibit ADP-, collagen-, U46619-, or SFLLRN-induced platelet activation or the ab
132 oconstriction to the thromboxane A2 mimetic, U46619 (P < 0.05) and sensitivity to potassium (P < 0.01
133 vasoconstrictor responses to norepinephrine, U46619, PGF2alpha, vasopressin, BAY K8644; biphasic resp
135 -6 position is closer to the C-9 position of U46619 provided the first experimental data for understa
138 e shift of the FP(o) versus voltage curve by U46619 relative to the control was less prominent when b
139 a to six different agonists (ADP, convulxin, U46619, SFLLRN, AYPGKF and PGE(2)) at three concentratio
141 it was found that the TXA2 receptor agonist U46619 stimulated [35S]guanosine 5'-O-(3-thiotriphosphat
144 -stimulated and thromboxane receptor agonist U46619-stimulated platelet aggregation in a concentratio
145 olished HPV without affecting contraction to U46619, suggesting that ROS act as second messengers.
146 Interestingly, upon addition of the agonist, U46619, the Galphaq-Ct peptide's binding affinity for th
148 ing of a substrate (prostaglandin H2) mimic (U46619) to the engineered prostacyclin (PGI2) synthase (
150 e aortic endothelial cells to either IBOP or U46619, two structurally related thromboxane A(2) mimeti
152 he conformational changes of the peptide and U46619 using the comparison of the cross-peaks between t
153 ood vessel contractility, as the response to U46619 was attenuated in isolated perfused hind limbs fr
154 between the constrained F/G loop peptide and U46619 was confirmed by the observation of the conformat
156 response was abolished while the response to U46619 was maintained in mutant (rho(0)) PA myocytes lac
162 al change and 3D structure of the PGIS-bound U46619 were further demonstrated by 2D 1H NMR experiment
164 l shifts of protons at C-11, H2C, and H20 of U46619 were observed upon U46619 binding to the engineer
165 loop segment in the presence and absence of U46619 were obtained, and these data were used to predic
166 thromboxane A(2) receptor (TxA(2)R) agonist U46619 were reduced in P1 compared with controls, wherea
169 duced by the thromboxane A2 receptor agonist U46619, which suggest a NO-independent vasodilatador eff
170 d responses of several structural analogs of U46619 with modifications to a similar extent all around
171 the cross-peaks between the NOESY spectra of U46619 with the peptide, without the peptide, and the pe
172 egation formation and secretion triggered by U46619, without affecting Ca(2+) increase and shape chan