Parallel maturation of the pancreatic secretory response to cholinergic stimulation and the muscarinic receptor population.

abstract：:1. In guinea-pigs previously sensitized with ovalbumin, the intra-plantar administration of the antigen induced dose-dependent and sustained oedema. An intense infiltrate of neutrophils and eosinophils was observed at the peak of the oedema (4 h). 2. Oedema induced by ovalbumin at the doses of 50 or 200 micrograms/paw...

journal_title：British journal of pharmacology

authors： da Motta JI,Cunha FQ,Vargaftig BB,Ferreira SH

更新日期：1994-05-01 00:00:00

abstract：:1 The L6 myocyte cell line expresses high affinity receptors for calcitonin gene-related peptide (CGRP) which are coupled to activation of adenylyl cyclase. The biochemical pharmacology of these receptors has been examined by radioligand binding or adenosine 3':5'-cyclic monophosphate (cyclic AMP) accumulation. 2 In i...

journal_title：British journal of pharmacology

authors： Poyner DR,Andrew DP,Brown D,Bose C,Hanley MR

更新日期：1992-02-01 00:00:00

abstract：:1. The effects of the nitrosothiol, S-nitroso N-acetylpenicillamine (SNAP) which liberates nitric oxide (NO), on ethanol-mediated gastric damage, blood flow and cyclic GMP levels in siaoloadenectomized (SALX) rats have been investigated. 2. Intraluminal instillation of ethanol (5-50% w/v) dose-dependently induced haem...

journal_title：British journal of pharmacology

authors： Tripp MA,Tepperman BL

更新日期：1995-05-01 00:00:00

abstract：:1 Prolonged exposure (6-12 h) of rat aorta to alpha1-adrenergic receptor (alpha(1)AR) agonist phenylephrine (Phe) leads to a decrease in alpha(1)AR-mediated vasoconstriction. This reduced responsiveness to alpha(1)AR stimulation was strongly dependent on the intactness of the endothelium. 2 We examined the effect of P...

journal_title：British journal of pharmacology

authors： Gürdal H,Can A,Uğur M

更新日期：2005-05-01 00:00:00

abstract：:1. The variation with clock-hour in the behaviour of naive rats in a Y-maze has been recorded.2. The number of entries recorded was highest during the light period while the number of faecal boluses was highest during the dark period. Rearing showed a biphasic periodicity.3. The responses to LSD, mescaline and ampheta...

journal_title：British journal of pharmacology

authors： Davies JA,Redfern PH

更新日期：1973-09-01 00:00:00

abstract：:1. An investigation into the effects of cholecystokinin octapeptide (CCK-8S) and its pentapeptide analogue, pentagastrin, on neurones located in ventromedial nuclei of rat hypothalamic slices maintained in vitro has been undertaken. 2. CCK-8S (0.01-1.0 microM) applied in the perfusion medium produced a concentration-d...

journal_title：British journal of pharmacology

authors： Boden P,Hill RG

更新日期：1988-05-01 00:00:00

abstract：:Ivabradine has proven therapeutic efficacy for cardiac ischaemia and, until proved otherwise, is a very specific inhibitor of the cardiac sinoatrial node I(f) current. In the current issue of the British Journal of Pharmacology, Drouin et al. demonstrated that chronic treatment of the human apoB-100 transgene dyslipid...

journal_title：British journal of pharmacology

authors： Triggle CR

更新日期：2008-06-01 00:00:00

abstract：:1. To see if arachidonic acid (AA) plays a role in the sustained suppression of voltage-gated calcium channel currents produced by muscarinic receptor stimulation by carbachol (CCh), the effects of AA on membrane currents were examined in whole-cell voltage-clamped smooth muscle cells of the guinea-pig ileum. 2. In ce...

journal_title：British journal of pharmacology

authors： Unno T,Komori S,Ohashi H

更新日期：1996-09-01 00:00:00

abstract：:We examined the mechanisms underlying leukotriene D4- (LTD4) induced constriction of human small (300 - 500 micron i.d.) bronchioles, and the effect of LTD4 on ion currents and Ca2+ transients in smooth muscle cells (SMC) isolated from these bronchioles. LTD4 caused a concentration-dependent bronchoconstriction with a...

journal_title：British journal of pharmacology

authors： Snetkov VA,Hapgood KJ,McVicker CG,Lee TH,Ward JP

更新日期：2001-05-01 00:00:00

abstract：:1 Neuropeptide Y (NPY), peptide YY (PYY) and pancreatic polypeptide (PP) differentially activate three Y receptors (Y(1), Y(2) and Y(4)) in mouse and human isolated colon. 2 The aim of this study was to characterise Y(2) receptor-mediated responses in colon mucosa and longitudinal smooth muscle preparations from wild ...

journal_title：British journal of pharmacology

authors： Hyland NP,Sjöberg F,Tough IR,Herzog H,Cox HM

更新日期：2003-06-01 00:00:00

abstract：:1 In cats anaesthetized with pentobarbitone, saxitoxin and, on a few occasions, tetrodotoxin were injected into a lateral cerebral ventricle or into the subarachnoid space of the lower brain stem. Observations were made on frequency and tidal volume of breathing, on CO(2) responsiveness and on electrical responsivenes...

journal_title：British journal of pharmacology

authors： Borison HL,McCarthy LE

更新日期：1977-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Inflammatory response and cytokine activation are markedly stimulated after myocardial infarction, and contribute to cardiac remodelling. Interleukin-6 (IL-6), a pro-inflammatory cytokine, has pleiotropic effects on cardiac remodelling. Adenosine, released by all cell types, binds to a class of G...

journal_title：British journal of pharmacology

authors： Feng W,Song Y,Chen C,Lu ZZ,Zhang Y

更新日期：2010-04-01 00:00:00

abstract：:1 The activation of tachykinin NK(1) receptors in the rat spinal cord produced a transient drop in arterial blood pressure followed by a more prolonged pressor effect which is mediated by the stimulation of the sympatho-adrenal system. This study aims at characterizing the spinal mechanism of that initial hypotension ...

journal_title：British journal of pharmacology

authors： Brouillette J,Couture R

更新日期：2002-08-01 00:00:00

abstract：:Pulmonary hypertension (PH) is defined by elevated mean pulmonary artery pressure following the pathological remodelling of small pulmonary arteries. An increase in right ventricular (RV) afterload results in RV hypertrophy and RV failure. The pathophysiology of PH, and RV remodelling in particular, is not well unders...

journal_title：British journal of pharmacology

authors： Maarman GJ,Schulz R,Sliwa K,Schermuly RT,Lecour S

更新日期：2017-04-01 00:00:00

abstract：:1. Histamine contracted the tracheal and major bronchial muscles of sheep and relaxed the muscles of the lesser bronchi and bronchioles.2. The stimulant action of histamine on the trachea was antagonized by mepyramine, whereas the relaxant effect on the bronchial tree was not.3. 5-Hydroxytryptamine contracted the musc...

journal_title：British journal of pharmacology

authors： Yre P

更新日期：1969-07-01 00:00:00

abstract：:1. [125I]-Tyr4-bombesin exhibited saturable binding to pancreatic acinar cells. 2. Preincubation of cells at 37 degrees C with 0.03 nM-1 microM-bombesin for 10 min followed by acid or neutral washes reduced subsequent binding of [125I]-Tyr4-bombesin in a concentration-dependent manner by up to 90%. 3. In cell suspensi...

journal_title：British journal of pharmacology

authors： Sjödin L,Gylfe E

更新日期：1994-08-01 00:00:00

abstract：:Excessive death of cardiac myocytes leads to many cardiac diseases, including myocardial infarction, arrhythmia, heart failure and sudden cardiac death. For the last several decades, most work on cell death has focused on apoptosis, which is generally considered as the only form of regulated cell death, whereas necros...

journal_title：British journal of pharmacology

authors： Zhang J,Liu D,Zhang M,Zhang Y

更新日期：2019-11-01 00:00:00

abstract：:1. The effects of propentofylline (PPF, 25 mg kg(-1) body weight per day) on rat cerebral energy state and cytokine expression as well as on behaviour and histopathology were studied after acute and long-term permanent bilateral common carotid artery occlusion (BCCAO). 2. In the absence of PPF, acute ischaemia led to ...

journal_title：British journal of pharmacology

authors： Plaschke K,Grant M,Weigand MA,Züchner J,Martin E,Bardenheuer HJ

更新日期：2001-05-01 00:00:00

abstract：:1. We examined how gamma-aminobutyric acid (GABA) influences interaction of picrotoxin and tert-butylbicyclophosphorothionate (TBPS) with recombinant rat alpha 1 beta 2 gamma 2 GABAA receptors stably expressed in human embryonic kidney cells (HEK293), as monitored with changes in Cl- currents measured by the whole-cel...

journal_title：British journal of pharmacology

authors： Dillon GH,Im WB,Carter DB,McKinley DD

更新日期：1995-06-01 00:00:00

abstract：:1. The role of nitric oxide in the coronary circulation under basal conditions and when exposed to various vasodilator stimuli was studied in instrumented, anaesthetized goats, by examining the action of inhibiting endogenous nitric oxide production with NG-nitro-L-arginine methyl ester (L-NAME). 2. In 12 goats, left ...

journal_title：British journal of pharmacology

authors： García JL,Fernández N,García-Villalón AL,Monge L,Gómez B,Diéguez G

更新日期：1992-07-01 00:00:00

abstract：:The antioestrogen, tamoxifen, blocks volume-regulated chloride channels and reduces transparency in bovine lenses maintained in vitro. In contrast to tamoxifen, the steroidal antioestrogen, ICI 182780, did not block volume-regulated chloride currents in three cultured cell lines and required 10 fold higher concentrati...

journal_title：British journal of pharmacology

authors： Zhang JJ,Jacob TJ,Hardy SP,Higgins CF,Valverde MA

更新日期：1995-08-01 00:00:00

abstract：:The effects of injection of 3,4-methylenedioxymethamphetamine (MDMA), 3,4-methylenedioxyamphetamine (MDA) and N-ethyl-3,4-methylenedioxyamphetamine (MDEA) (all 20 mg kg(-1)) on blood pressure, heart rate, core body temperature and locomotor activity in conscious rats were investigated using radiotelemetry. MDMA and MD...

journal_title：British journal of pharmacology

authors： Bexis S,Docherty JR

更新日期：2006-04-01 00:00:00

abstract：:Botulinum toxin (Type A) depressed or abolished transmission from postganglionic nerves to smooth muscle of isolated preparations of guinea-pig and mouse vas deferens. The time course of blockade was 2 to 6 times slower than that observed with the same concentration of the same batch of toxin on the rat diaphragm. Spo...

journal_title：British journal of pharmacology

authors： Holman ME,Spitzer NC

更新日期：1973-02-01 00:00:00

abstract：:1. Ginsenosides, the active ingredients extracted from Panax ginseng, have been shown to promote nitric oxide (NO) release in bovine aortic endothelial cells. Since the endothelial cells and the perivascular nerves in penile corpus cavernosum contain NO synthase and an NO-like substance has been shown to be released f...

journal_title：British journal of pharmacology

authors： Chen X,Lee TJ

更新日期：1995-05-01 00:00:00

abstract：:The effects of the angiotensin-converting-enzyme inhibitor (ACEI) ramiprilat, the angiotensin II type 1 receptor antagonist (AT(1)A) candesartan, and the combination of both drugs on infarct size (IS) resulting from regional myocardial ischaemia were studied in pigs. Both ACEI and AT(1)A reduce myocardial IS by a brad...

journal_title：British journal of pharmacology

authors： Weidenbach R,Schulz R,Gres P,Behrends M,Post H,Heusch G

更新日期：2000-09-01 00:00:00

abstract：:1. Propranolol, a beta-adrenoceptor blocking drug with local anaesthetic and a direct myocardial depressant action, and MJ 1999, a beta-adrenoceptor blocking drug which has no local anaesthetic or intrinsic sympathomimetic action, were compared for beta-adrenoceptor blocking activity in man.2. Propranolol was 2.67 tim...

journal_title：British journal of pharmacology

authors： Kofi Ekue JM,Lowe DC,Shanks RG

更新日期：1970-05-01 00:00:00

abstract：:1. The effects of inhaled platelet-activating factor (PAF) on responsiveness of the human nasal airway were examined in normal subjects by measuring nasal airway resistance in response to histamine and bradykinin at 2, 6, 24, 48 h and 7 d after PAF administration. Eosinophil cationic protein (ECP) in nasal secretions ...

journal_title：British journal of pharmacology

authors： Austin CE,Foreman JC

更新日期：1993-09-01 00:00:00

abstract：:delta 9-Tetrahydrocannabinol (delta 9-THC) was injected into the preoptic area of the anterior hypothalamus or into the third or fourth cerebral ventricle of the conscious mouse through a chronically implanted cannula and the effects on body temperature and oxygen consumption rate were measured. At an ambient temperat...

journal_title：British journal of pharmacology

authors： Fitton AG,Pertwee RG

更新日期：1982-02-01 00:00:00

abstract：:Until recently, hydrogen sulfide (H2 S) was exclusively viewed a toxic gas and an environmental hazard, with its toxicity primarily attributed to the inhibition of mitochondrial Complex IV, resulting in a shutdown of mitochondrial electron transport and cellular ATP generation. Work over the last decade established mu...

journal_title：British journal of pharmacology

authors： Szabo C,Ransy C,Módis K,Andriamihaja M,Murghes B,Coletta C,Olah G,Yanagi K,Bouillaud F

更新日期：2014-04-01 00:00:00

abstract：:1 A method is described for repeated sampling of plasma noradrenaline (NA) in freely moving rats. Na concentration does not change during the day or after adrenalectomy. 2 Exogenous NA has a half-life of 1.5 min; drugs which block neuronal and extra-neuronal uptake lengthen this to 6.3 min. 3 Swim-stress leads to a st...

journal_title：British journal of pharmacology

authors： Benedict CR,Fillenz M,Stanford C

更新日期：1978-10-01 00:00:00