Effects of some drugs on the responses of the rat isolated, innervated urinary bladder to indirect electrical stimulation.

abstract：:Proteinase-activated receptor-2 (PAR-2) is expressed throughout the gastrointestinal tract including the pancreas, and may be involved in digestive functions. The aim of our study was to evaluate a potential role for PAR-2 in regulating salivary and pancreatic exocrine secretion in vivo. PAR-2-activating peptides (PAR...

journal_title：British journal of pharmacology

authors： Kawabata A,Nishikawa H,Kuroda R,Kawai K,Hollenberg MD

更新日期：2000-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Kyotorphin (KTP; L-Tyr-L-Arg), an endogenous neuropeptide, is potently analgesic when delivered directly to the central nervous system. Its weak analgesic effects after systemic administration have been explained by inability to cross the blood-brain barrier (BBB) and detract from the possible cl...

journal_title：British journal of pharmacology

authors： Ribeiro MM,Pinto A,Pinto M,Heras M,Martins I,Correia A,Bardaji E,Tavares I,Castanho M

更新日期：2011-07-01 00:00:00

abstract：:We studied the effects of endothelium-derived relaxing factor (EDRF), bovine retractor penis muscle inhibitory factor and sodium nitroprusside, three stimulants of guanylate cyclase, on the in vitro aggregation of washed human platelets. Platelet aggregation induced either by collagen or by the thromboxane A2 analogue...

journal_title：British journal of pharmacology

authors： Furlong B,Henderson AH,Lewis MJ,Smith JA

更新日期：1987-04-01 00:00:00

abstract：:1. The effect of synthetic tachykinin selective receptor agonists was studied on the growth of cultured human skin fibroblasts (HF). 2. Human fibroblasts were grown in serum-free conditions in the presence of natural tachykinins (substance P and neurokinin A) and of three synthetic agonists, [beta-Ala4, Sar9, Met(O2)1...

journal_title：British journal of pharmacology

authors： Ziche M,Morbidelli L,Pacini M,Dolara P,Maggi CA

更新日期：1990-05-01 00:00:00

abstract：:1. The effect of trimebutine on the voltage-dependent inward Ca2+ current was investigated by the whole-cell voltage-clamp technique in single smooth muscle cells from rabbit ileum. 2. Trimebutine (3-100 microM) reduced the Ca2+ current in a concentration-dependent manner. The inhibitory effect on the Ca2+ current was...

journal_title：British journal of pharmacology

authors： Nagasaki M,Komori S,Ohashi H

更新日期：1993-09-01 00:00:00

abstract：:1 The effects of pretreatment with aspirin, and of prostacyclin (PGI(2)) infusions, on responses to myocardial ischaemia and infarction produced by ligation of a coronary artery were investigated in conscious rats.2 Surgical preparation, under halothane anaesthesia, consisted of implanting exteriorized aortic and jugu...

journal_title：British journal of pharmacology

authors： Johnston KM,MacLeod BA,Walker MJ

更新日期：1983-01-01 00:00:00

abstract：:1. Effects of phorbol esters on the cytosolic Ca2+ level ([Ca2+]i) and muscle tension in the intestinal smooth muscle of guinea-pig taenia caeci were examined. 2. 12-Deoxyphorbol 13-isobutyrate (DPB, 1 microM) did not change the [Ca2+]i and tension in resting muscle. 3. In high K(+)-stimulated muscle, 1 microM DPB tra...

journal_title：British journal of pharmacology

authors： Mitsui M,Karaki H

更新日期：1993-05-01 00:00:00

abstract：:1. An antisense approach to block nitric oxide (NO) synthesis was developed, complementing the widely used chemical inhibitors and overcoming problems associated with their use in studying the roles of NO. 2. Murine macrophage cell lines (J774.2) were generated expressing a 500 bp sequence from inducible NO synthase (...

journal_title：British journal of pharmacology

authors： Cartwright JE,Johnstone AP,Whitley GS

更新日期：1997-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Treatment with selective oestrogen receptor modulators (SERMs) reduces low-density lipoprotein (LDL) cholesterol levels. We assessed the effect of tamoxifen, raloxifene and toremifene and their combinations with lovastatin on LDL receptor activity in lymphocytes from normolipidaemic and familial ...

journal_title：British journal of pharmacology

authors： Cerrato F,Fernández-Suárez ME,Alonso R,Alonso M,Vázquez C,Pastor O,Mata P,Lasunción MA,Gómez-Coronado D

更新日期：2015-03-01 00:00:00

abstract：:1. Nociceptin/orphanin FQ (N/OFQ) modulates several biological functions by activating a specific G-protein coupled receptor (NOP). Few molecules are available that selectively activate or block the NOP receptor. Here we describe the in vitro and in vivo pharmacological profile of a novel NOP receptor ligand, [Nphe(1)...

journal_title：British journal of pharmacology

authors： Calo G,Rizzi A,Rizzi D,Bigoni R,Guerrini R,Marzola G,Marti M,McDonald J,Morari M,Lambert DG,Salvadori S,Regoli D

更新日期：2002-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Volume-regulated anion channels (VRACs) play an important role in cell-volume regulation. alpha(1)-Adrenoceptor stimulation by phenylephrine (PE) suppressed the hypotonic activation of VRAC current in mouse ventricular cells and regulatory volume decrease (RVD) was also absent in PE-treated cells...

journal_title：British journal of pharmacology

authors： Ichishima K,Yamamoto S,Iwamoto T,Ehara T

更新日期：2010-09-01 00:00:00

abstract：:1. The effect of adenosine triphosphate (ATP) and its stable analogues, alpha, beta-methylene-ATP and beta, gamma-methylene-ATP, on the efferent function of capsaicin-sensitive non-adrenergic, non-cholinergic (NANC) nerves was tested in guinea-pig isolated atria. 2. Transmural nerve stimulation of atria isolated from ...

journal_title：British journal of pharmacology

authors： Rubino A,Amerini S,Ledda F,Mantelli L

更新日期：1992-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Microglial phenotype and phagocytic activity are deregulated in Parkinson's disease (PD). PPARγ agonists are neuroprotective in experimental PD, but their role in regulating microglial phenotype and phagocytosis has been poorly investigated. We addressed it by using the PPARγ agonist MDG548. EXP...

journal_title：British journal of pharmacology

authors： Lecca D,Janda E,Mulas G,Diana A,Martino C,Angius F,Spolitu S,Casu MA,Simbula G,Boi L,Batetta B,Spiga S,Carta AR

更新日期：2018-08-01 00:00:00

abstract：:1. The concentration-response curves for rate of mucus output, labelled-glycoprotein output and smooth muscle contraction in response to methacholine, phenylephrine and salbutamol were determined in the ferret trachea in vitro. 2. The potencies of methacholine and phenylephrine are both in order: smooth muscle contrac...

journal_title：British journal of pharmacology

authors： Kyle H,Widdicombe JG,Wilffert B

更新日期：1988-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Recombinant human erythropoietin (rHuEPO) is currently the mainstay of renal anaemia treatment. Recently, rHuEPO has been shown to provide pleiotrophic tissue protection in various pathological conditions. However, the benefits of rHuEPO beyond anaemia treatment are limited because it increases r...

journal_title：British journal of pharmacology

authors： Chattong S,Tanamai J,Kiatsomchai P,Nakatsu M,Sereemaspun A,Pimpha N,Praditpornsilpa K,Rojanathanes R,Sethpakadee A,Tungsanga K,Eiam-Ong S,Manotham K

更新日期：2013-01-01 00:00:00

abstract：:1. Gastric acid secretory responses to pentagastrin were characterized in the rat isolated gastric mucosa. In particular, the mechanisms underlying fade, declining response upon continued stimulation, and tachyphylaxis, progressively reduced responses upon repeated stimulation, were investigated. 2. Pentagastrin, 10(-...

journal_title：British journal of pharmacology

authors： Hirst BH,Holland J,Parsons ME,Price CA

更新日期：1988-12-01 00:00:00

abstract：:1. alpha 1-Adrenoceptor subtypes in rabbit thoracic aorta have been examined in binding and functional experiments. 2. [3H]-prazosin bound to two distinct populations of alpha 1-adrenoceptors (pKD,high = 9.94, Rhigh = 79.2 fmol mg-1 protein; pKD,low = 8.59, Rlow = 215 fmol mg-1 protein). Pretreatment with chloroethylc...

journal_title：British journal of pharmacology

authors： Oshita M,Kigoshi S,Muramatsu I

更新日期：1993-04-01 00:00:00

abstract：:1. Effects of neuropeptides of the vasopressin family on Cl(-) secretion have not yet been reported in lung. Using the 16HBE14o- bronchial epithelial cell line, we investigated their action on Cl(-) secretion. 2. In symmetrical Cl(-) solutions, basolateral application of arginine vasotocin (AVT), oxytocin or isotocin ...

journal_title：British journal of pharmacology

authors： Bernard K,Bogliolo S,Ehrenfeld J

更新日期：2005-04-01 00:00:00

abstract：:1. We studied the biochemical and contractile responses of isolated human myocardial tissue expressing native receptor variants of the 389G>R beta(1)-adrenoceptor polymorphism. 2. Right atrial appendage was obtained from homozygous RR patients (n=37) and homozygous GG patients (n=17) undergoing elective cardiac surger...

journal_title：British journal of pharmacology

authors： Sandilands AJ,O'Shaughnessy KM,Brown MJ

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Glucocorticoids appear to control Na⁺ absorption in pulmonary epithelial cells via a mechanism dependent upon serum and glucocorticoid-inducible kinase 1 (SGK1), a kinase that allows control over the surface abundance of epithelial Na⁺ channel subunits (α-, β- and γ-ENaC). However, not all data s...

journal_title：British journal of pharmacology

authors： Watt GB,Ismail NA,Caballero AG,Land SC,Wilson SM

更新日期：2012-06-01 00:00:00

abstract：:1. Voltage-operated calcium channel (VOCC) antagonists are effective antihypertensive and antianginal agents but they also depress myocardial contractility. 2. We compared four L-type calcium channel antagonists, felodipine, nifedipine, amlodipine and verapamil and a relatively T-type selective calcium channel antagon...

journal_title：British journal of pharmacology

authors： Sarsero D,Fujiwara T,Molenaar P,Angus JA

更新日期：1998-09-01 00:00:00

abstract：:1. The aim of this study was to characterize the pharmacological profile of the GABA(B1)/GABA(B2) heterodimeric receptor expressed in Chinese hamster ovary (CHO) cells. We have compared receptor binding affinity and functional activity for a series of agonists and antagonists. 2. The chimeric G-protein, G(qi5), was us...

journal_title：British journal of pharmacology

authors： Wood MD,Murkitt KL,Rice SQ,Testa T,Punia PK,Stammers M,Jenkins O,Elshourbagy NA,Shabon U,Taylor SJ,Gager TL,Minton J,Hirst WD,Price GW,Pangalos M

更新日期：2000-11-01 00:00:00

abstract：:1. Taxanes are antineoplastic drugs which have cardiovascular side effects of unknown mechanism. We investigated their influence on blood viscosity and erythrocyte morphology. 2. Whole blood was incubated in vitro with increasing concentrations of Taxol, Taxotere, paclitaxel (0-100 microM) and the vehicles Cremophor-E...

journal_title：British journal of pharmacology

authors： Mark M,Walter R,Meredith DO,Reinhart WH

更新日期：2001-11-01 00:00:00

abstract：:1 Poly (ADP-ribose) synthetase (PARS) is a nuclear enzyme activated by strand breaks in DNA, which are caused by reactive oxygen species (ROS). Here we investigate the effects of the PARS inhibitors 3-aminobenzamide (3-AB), nicotinamide and 1,5-dihydroxyisoquinoline (ISO) on the circulatory failure and the organ injur...

journal_title：British journal of pharmacology

authors： McDonald MC,Filipe HM,Thiemermann C

更新日期：1999-11-01 00:00:00

abstract：:1. The present study was designed to test the hypothesis that beneficial effects of angiotensin converting enzyme (ACE)inhibitors are independent of a fall in blood pressure in rat experimental heart failure following coronary ligation. 2. The animals were assigned randomly to six groups; sham operation, controls subj...

journal_title：British journal of pharmacology

authors： Chiba K,Moriyama S,Ishigai Y,Fukuzawa A,Irie K,Shibano T

更新日期：1994-07-01 00:00:00

abstract：BACKGROUND AND PURPOSE:In humans and non-human primates, the 7TM receptor GPR17 exists in two isoforms differing only by the length of the N-terminus. Of these, only the short isoform has previously been characterized. Hence, we investigated gene expression and ligand-binding profiles of both splice variants and furthe...

journal_title：British journal of pharmacology

authors： Benned-Jensen T,Rosenkilde MM

更新日期：2010-03-01 00:00:00

abstract：:We have examined the effects of antagonists on the isometric contraction of the human saphenous vein produced by 5-hydroxytryptamine (5-HT). The 5-HT2-antagonist ketanserin (1 microM) had little effect on the lower part of the concentration-response curve to 5-HT, but markedly shifted the upper part of the curve. Yohi...

journal_title：British journal of pharmacology

authors： Docherty JR,Hyland L

更新日期：1986-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Extrahepatic vasodilation and increased intrahepatic vascular resistance represent attractive targets for the medical treatment of portal hypertension in liver cirrhosis. In both dysfunctions, dysregulation of the contraction-mediating Rho kinase plays an important role as it contributes to alter...

journal_title：British journal of pharmacology

authors： Hennenberg M,Trebicka J,Stark C,Kohistani AZ,Heller J,Sauerbruch T

更新日期：2009-05-01 00:00:00

abstract：:The effects of N-(cyclopropylmethyl)-19-isopentylnororvinol hydrochloride (M320) on urine excretion by rats were investigated. Further studies, using rabbit isolated vas deferens, investigated its interactions with kappa-opiate receptors. The output of urine for a 2 h period after M320, administered subcutaneously to ...

journal_title：British journal of pharmacology

authors： Abrahams JM,Boura AL,Evans RG,Johnston CI,Olley JE

更新日期：1986-12-01 00:00:00

abstract：:1. The effects of brevetoxin-B, a red tide toxin, on motor nerve terminal activity were assessed on mouse triangularis sterni nerve-muscle preparations. The perineural waveforms were recorded with extracellular electrodes placed in the perineural sheaths of motor nerves. 2. At 0.11 microM, brevetoxin-B increased the c...

journal_title：British journal of pharmacology

authors： Tsai MC,Chen ML

更新日期：1991-05-01 00:00:00