Effects of a new selective beta1-adrenoceptor agonist on amylase secretion from the rat parotid gland.

abstract：:1. The central and regional cardiovascular responses to intravenous (0.3, 1.0, 3.0 and 10.0 micrograms kg-1 min-1) and intracoronary (0.3, 0.9, 3.0 and 4.5 micrograms kg-1 min-1) infusions of elgodipine, a phenyldihydropyridine, and its solvent were studied in anaesthetized pigs. 2. Elgodipine (i.v.) caused dose-depen...

journal_title：British journal of pharmacology

authors： Sassen LM,Soei LK,Koning MM,Verdouw PD

更新日期：1990-02-01 00:00:00

abstract：:1. The present experiments were designed to investigate the role of local angiotensin II receptors in the myointimal proliferative response of the vascular wall after endothelial removal, by use of a novel, nonpeptide, angiotensin II receptor antagonist, losartan. 2. When administered 1 week before endothelial removal...

journal_title：British journal of pharmacology

authors： Azuma H,Niimi Y,Hamasaki H

更新日期：1992-07-01 00:00:00

abstract：:1. Dose-dependent vasodilator responses to dopamine, isoprenaline, noradrenaline, 3-isobutyl-1-methylxanthine (IBMX) and sodium nitroprusside were obtained in isolated perfused mesentery preparations, taken from reserpine-treated rats of different ages. The preparations were pretreated with phenoxybenzamine (1 microM)...

journal_title：British journal of pharmacology

authors： Wanstall JC,O'Donnell SR

更新日期：1989-09-01 00:00:00

abstract：:1. The dihydropyridine calcium channel activator, Bay K 8644, is believed to increase mean arterial blood pressure in several animal models, as a result of direct activation of vascular smooth muscle cells by increasing calcium influx through the voltage-dependent calcium channels. The purpose of the current study was...

journal_title：British journal of pharmacology

authors： Moreland S,Ushay MP,Kimball SD,Powell JR,Moreland RS

更新日期：1988-04-01 00:00:00

abstract：:1. Previous patch clamp studies of oesophageal circular muscle cells showed that nitric oxide (NO) modulated the opening of Ca2(+)-activated K+ channels involved in mediating the inhibitory junction potentials (i.j.ps). This study clarified the role of Ca2+ release from the superficial sarcoplasmic reticulum (SR) in t...

journal_title：British journal of pharmacology

authors： Cayabyab FS,Daniel EE

更新日期：1996-08-01 00:00:00

abstract：:1. Human big-endothelin-1 (big-ET-1) and endothelin-1 (ET-1) are equipotent as pressor agents and produce a significant change in mean arterial blood pressure (MAP) in anaesthetized guinea-pigs (2 nmol kg-1: peak delta MAP: 23 +/- 6 mmHg and 26 +/- 5 mmHg, respectively). 2. Unlike big-ET-1, big-endothelin-3 (big-ET-3)...

journal_title：British journal of pharmacology

authors： D'Orléans-Juste P,Télémaque S,Claing A

更新日期：1991-10-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Increases in intracellular cyclic AMP (cAMP) augment the release/secretion of glucagon-like peptide-1 (GLP-1). As cAMP is hydrolysed by cAMP phosphodiesterases (PDEs), we determined the role of PDEs and particularly PDE4 in regulating GLP-1 release. EXPERIMENTAL APPROACH:GLP-1 release, PDE expre...

journal_title：British journal of pharmacology

authors： Ong WK,Gribble FM,Reimann F,Lynch MJ,Houslay MD,Baillie GS,Furman BL,Pyne NJ

更新日期：2009-06-01 00:00:00

abstract：:The effects of the opioid receptor agonist RX783006 and of the opioid receptor partial agonist (+)-meptazinol have been examined on electrically induced twitch responses of the guinea-pig isolated ileum and of the mouse isolated vas deferens. Log10 concentration-tissue state curves were determined for (+)-meptazinol a...

journal_title：British journal of pharmacology

authors： Goodall J,Hughes IE,Mackay D

更新日期：1986-07-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Stress is believed to be associated with the development of neuropsychiatric disorders, including Alzheimer's disease (AD). We have studied mechanisms implicated in vulnerability to stress and the relationship with changes in AD-related markers. EXPERIMENTAL APPROACH:Anhedonia induced by a chron...

journal_title：British journal of pharmacology

authors： Briones A,Gagno S,Martisova E,Dobarro M,Aisa B,Solas M,Tordera R,Ramírez M

更新日期：2012-02-01 00:00:00

abstract：:1. The effects of paracetamol and lysine acetylsalicylate (L-AS) on high-threshold mechanonociceptors have been investigated by recording neural activity from the inflamed ankle joint in anaesthetized rats with mild adjuvant-induced monoarthritis. 2. Paracetamol (50 mg kg-1, i.v.) and L-AS (100 mg kg-1, i.v., equivale...

journal_title：British journal of pharmacology

authors： McQueen DS,Iggo A,Birrell GJ,Grubb BD

更新日期：1991-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The psychostimulant cocaine induces complex molecular, cellular and behavioural responses as a consequence of inhibiting presynaptic dopamine, noradrenaline and 5-HT transporters. To elucidate 5-HT transporter (SERT)-specific contributions to cocaine action, we evaluated cocaine effects in the SE...

journal_title：British journal of pharmacology

authors： Simmler LD,Anacker AMJ,Levin MH,Vaswani NM,Gresch PJ,Nackenoff AG,Anastasio NC,Stutz SJ,Cunningham KA,Wang J,Zhang B,Henry LK,Stewart A,Veenstra-VanderWeele J,Blakely RD

更新日期：2017-08-01 00:00:00

abstract：:1. The actions of etorphine, morphine and diprenorphine were investigated on neurones of the cerebral cortex and spinal cord of rats anaesthetized with pentobarbitone.2. In the cerebral cortex, intravenous etorphine increased the latency of the primary evoked response to a peripheral nerve stimulus and suppressed the ...

journal_title：British journal of pharmacology

authors： Biscoe TJ,Duggan AW,Lodge D

更新日期：1972-10-01 00:00:00

abstract：:1. Piperazinylindoles (DPI 201-106, BDF 8784), drugs known to act on voltage-dependent Na(+)-channels, bind with very high affinity to a Ca2(+)-channel-associated phenylalkylamine receptor in Drosophila melanogaster head membranes. These compounds and (+)-tetrandrine, a naturally occurring Ca2(+)-antagonist, were the ...

journal_title：British journal of pharmacology

authors： Glossmann H,Zech C,Striessnig J,Staudinger R,Hall L,Greenberg R,Armah BI

更新日期：1991-02-01 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：:1. Nitric oxide (NO)-mediated neurotransmission is impaired in anococcygeus muscle from 8-week streptozotocin-induced diabetic rats. This study investigated the effects of insulin treatment, and the duration of diabetes on this impairment. In addition, the effect of in vitro exposure to elevated glucose has been inves...

journal_title：British journal of pharmacology

authors： Way KJ,Reid JJ

更新日期：1995-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The presence of the histamine H₄ receptor (H₄R) was previously reported in benign and malignant lesions and cell lines derived from the human mammary gland. The aim of this work was to evaluate the effects of H₄R ligands on the survival, tumour growth rate and metastatic capacity of breast cancer...

journal_title：British journal of pharmacology

authors： Martinel Lamas DJ,Croci M,Carabajal E,Crescenti EJ,Sambuco L,Massari NA,Bergoc RM,Rivera ES,Medina VA

更新日期：2013-09-01 00:00:00

abstract：:A method is described for the determination of halothane-induced sleeping time in the rat. 2 The sleeping time exhibited a diurnal variation which was due, at least in part, to a change in the sensitivity of the central nervous system (CNS) to the anaesthetic. 3 Tolerance to halothane did not develop in rats repeatedl...

journal_title：British journal of pharmacology

authors： Turnbull MJ,Watkins JW

更新日期：1976-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Although trace amines (TAs) are historically considered 'false neurotransmitters' on the basis of their ability to induce catecholamine release, there is evidence that they directly affect neuronal activity via TA receptors, ligand-gated receptor channels and/or sigma receptors. Here, we have inv...

journal_title：British journal of pharmacology

authors： Ledonne A,Federici M,Giustizieri M,Pessia M,Imbrici P,Millan MJ,Bernardi G,Mercuri NB

更新日期：2010-07-01 00:00:00

abstract：:1. The effects of 3 competitive N-methyl-D-aspartate (NMDA) receptor antagonists, LY274614, LY233536 and LY235723, on the micturition reflex and external urethral sphincter EMG activity, were examined either under isovolumetric conditions or during continuous filling cystometry in urethane-anaesthetized (1.2 g kg-1, s...

journal_title：British journal of pharmacology

authors： Yoshiyama M,Roppolo JR,Thor KB,de Groat WC

更新日期：1993-09-01 00:00:00

abstract：:The modulatory effects of protein kinase C (PKC) on the activation of cytosolic phospholipase A2 (cPLA2) and adenylyl cyclase (AC) have recently been described. Since the signalling cascades associated with these events play critical roles in various functions of macrophages, we set out to investigate the crosstalk be...

journal_title：British journal of pharmacology

authors： Lin WW,Chen BC

更新日期：1998-12-01 00:00:00

abstract：:Recent genome-wide analyses of rare and common sequence variations have brought greater clarity to the genetic architecture of pulmonary arterial hypertension and implicated novel genes in disease development. Transcriptional signatures have been reported in whole lung tissue, pulmonary vascular cells and peripheral c...

journal_title：British journal of pharmacology

authors： Harbaum L,Rhodes CJ,Otero-Núñez P,Wharton J,Wilkins MR

更新日期：2021-01-01 00:00:00

abstract：:1. Temperature, oxygen consumption, electromyographic activity, plasma non-esterified fatty acids and blood sugar were estimated in conscious unrestrained young chickens under conditions of thermoneutrality (31 degrees C) and below thermoneutrality (16 degrees C). In some chickens carotid arterial pressure was also re...

journal_title：British journal of pharmacology

authors： Allen DJ,Garg KN,Marley E

更新日期：1970-04-01 00:00:00

abstract：:1. Muscularis mucosae of the distal oesophagus of the opossum contracts in response to substance P and to a variety of tachykinins. To delineate the nature of the receptors present in this tissue, we evaluated contractile responses to substance P, neurokinin A, neurokinin B, eledoisin and analogues believed to be high...

journal_title：British journal of pharmacology

authors： Daniel EE,Cipris S,Manaka Y,Bowker P,Regoli D

更新日期：1989-08-01 00:00:00

abstract：:1 The ventricular fibrillation threshold (VFT) was measured in the isolated heart of the rabbit perfused via the aorta with McEwen's solution at 37 degrees C by applying a single 10 ms pulse of current during the vulnerable period of late systole. The arrhythmia induced was either fibrillation or a rapid tachycardia. ...

journal_title：British journal of pharmacology

authors： Murnaghan MF

更新日期：1975-01-01 00:00:00

abstract：:The Concise Guide to PHARMACOLOGY 2015/16 provides concise overviews of the key properties of over 1750 human drug targets with their pharmacology, plus links to an open access knowledgebase of drug targets and their ligands (www.guidetopharmacology.org), which provides more detailed views of target and ligand propert...

journal_title：British journal of pharmacology

authors： Alexander SP,Peters JA,Kelly E,Marrion N,Benson HE,Faccenda E,Pawson AJ,Sharman JL,Southan C,Davies JA,CGTP Collaborators.

更新日期：2015-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Mitochondrial aldehyde dehydrogenase (ALDH-2) has been shown to provide a pathway for bioactivation of organic nitrates and to be prone to desensitization in response to highly potent, but not to less potent, nitrates. We therefore sought to support the hypothesis that bioactivation by ALDH-2 cri...

journal_title：British journal of pharmacology

authors： Wenzel P,Hink U,Oelze M,Seeling A,Isse T,Bruns K,Steinhoff L,Brandt M,Kleschyov AL,Schulz E,Lange K,Weiner H,Lehmann J,Lackner KJ,Kawamoto T,Münzel T,Daiber A

更新日期：2007-02-01 00:00:00

abstract：:1. Cold storage (2 degrees C) treatment progressively reduced noradrenaline uptake by the taenia caecum of the guinea-pig. After 15 days of cold treatment, [(3)H]-noradrenaline uptake by tissue was reduced to about 10% of control. On the other hand, prolonged cold storage failed to decrease [(3)H]-adenosine uptake by ...

journal_title：British journal of pharmacology

authors： Kuchii M,Miyahara JT,Shibata S

更新日期：1973-12-01 00:00:00

abstract：:1. A grease-gap technique has been used to measure d.c. potentials, in response to the application of excitatory amino acids and electrical stimulation of the Schaffer collateral-commissural pathway, in the CA1 region of rat hippocampal slices. The actions of L-glutamate (L-Glu) have been quantified and compared to th...

journal_title：British journal of pharmacology

authors： Frenguelli BG,Blake JF,Brown MW,Collingridge GL

更新日期：1991-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Cannabidiol (CBD) has emerged as an interesting compound with therapeutic potential in several CNS disorders. However, whether it can modulate synaptic activity in the CNS remains unclear. Here, we have investigated whether CBD modulates synaptic transmission in rat hippocampal cultures and acute...

journal_title：British journal of pharmacology

authors： Ledgerwood CJ,Greenwood SM,Brett RR,Pratt JA,Bushell TJ

更新日期：2011-01-01 00:00:00

abstract：:BACKGROUND AND PURPOSE Selective hyperpolarization activated, cyclic nucleotide-gated channel (HCN) blockers represent an important therapeutic goal due to the wide distribution and multiple functions of these proteins, representing the molecular correlate of f- and h-current (I(f) or I(h) ). Recently, new compounds ...

journal_title：British journal of pharmacology

authors： Del Lungo M,Melchiorre M,Guandalini L,Sartiani L,Mugelli A,Koncz I,Szel T,Varro A,Romanelli MN,Cerbai E

更新日期：2012-05-01 00:00:00