The concentration of catecholamines in the brain of the domestic fowl (Gallus domesticus).

abstract：:1. Nociceptin, the endogenous ORL(1) receptor agonist inhibited the motor response to electrical-field stimulation in the rat anococcygeus muscle. This effect was characterized using the peptide ligands acetyl-Arg-Tyr-Tyr-Arg-Trp-Lys-NH(2) (Ac-RYYRWK-NH(2)), acetyl-Arg-Tyr-Tyr-Arg-Ile-Lys-NH(2) (Ac-RYYRIK-NH(2)) and [...

journal_title：British journal of pharmacology

authors： Ho M,Corbett AD,McKnight AT

更新日期：2000-09-01 00:00:00

abstract：:1. In many cancer patients, 5-fluorouracil (5-FUra) treatment is toxic and even causes death. Nevertheless, all patients are subjected to a standard therapy regimen because there is no reliable way to identify beforehand those patients who are predisposed to 5-FUra-induced toxicity. In this study, we identified the di...

journal_title：British journal of pharmacology

authors： Jiang H,Lu J,Ji J

更新日期：2004-02-01 00:00:00

abstract：:(1) Here, we introduce a beta-casomorphin-5-derived cyclic pentapeptide, cCD-2 (Tyr-cyclo[d-Orn-Tyr(Bzl)-Pro-Gly]), which inhibits the cell growth of a variety of human cancer cell lines. (2) This opioid-derived peptide possesses only low affinity for mu-receptors, but enhances the agonist binding to mu-receptors in v...

journal_title：British journal of pharmacology

authors： Stirnweiss J,Hartrodt B,Greksch G,Stürzebecher U,Böhmer FD,Neubert K,Liebmann C

更新日期：2003-09-01 00:00:00

abstract：:1. This study describes the effects of hypoxia on relaxing responses and cAMP production induced by the known vasodilator peptides: alphaCGRP, amylin (AMY) and adrenomedullin (AM) on isolated pig coronary arteries in vitro. 2. Hypoxic incubation increased the vasorelaxant effect of alphaCGRP (four-fold; P<0.05), AMY (...

journal_title：British journal of pharmacology

authors： Hasbak P,Eskesen K,Schifter S,Edvinsson L

更新日期：2005-07-01 00:00:00

abstract：:1. We compared the relaxant effect of pituitary adenylate cyclase activating peptide (PACAP) 1-27 with that of a newly developed PACAP 1-27 analogue, [Arg15,20,21Leu17]-PACAP-Gly-Lys-Arg-NH2, in the guinea-pig trachea and primate bronchi in vitro (n = 4-5). 2. In the guinea-pig trachea precontracted by a submaximally ...

journal_title：British journal of pharmacology

authors： Yoshihara S,Lindén A,Kashimoto K,Nagano Y,Ichimura T,Nadel JA

更新日期：1997-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Uridine 5'-triphosphate (UTP) is a potent vasoconstrictor of cerebral arteries and induces Ca(2+) waves in vascular smooth muscle cells (VSMCs). This study aimed to determine the mechanisms underlying UTP-induced Ca(2+) waves in VSMCs of the rat basilar artery. EXPERIMENTAL APPROACH:Isometric fo...

journal_title：British journal of pharmacology

authors： Syyong HT,Yang HH,Trinh G,Cheung C,Kuo KH,van Breemen C

更新日期：2009-02-01 00:00:00

abstract：:1. Changes in membrane potential (measured with an intracellular microelectrode) and in cyclic nucleotide (adenosine 3':5'-cyclic monophosphate, cyclic AMP and guanosine 3':5'-cyclic monophosphate, cyclic GMP) levels (measured by radioimmunoassay) in response to inhibitory non-adrenergic non-cholinergic (NANC) field s...

journal_title：British journal of pharmacology

authors： Baird AA,Muir TC

更新日期：1990-06-01 00:00:00

abstract：:1. The effects of long-term treatment with trandolapril, an angiotensin I-converting enzyme inhibitor, on exercise capacity of rats with chronic heart failure (CHF) following coronary artery ligation were examined. CHF was developed by 8 weeks after the coronary artery ligation. 2. The running time of rats with CHF in...

journal_title：British journal of pharmacology

authors： Yamaguchi F,Kawana K,Tanonaka K,Kamano I,Igarashi T,Gen E,Fujimoto Y,Maki T,Sanbe A,Nasa Y,Takeo S

更新日期：1999-04-01 00:00:00

abstract：:1. We aimed to determine whether nitric oxide (NO) and/or the endothelium is involved in cholinergic neurogenic vasodilatation in the rat isolated hindquarters. 2. The abdominal aorta was cannulated for perfusion of the rat hindquarters with Krebs bicarbonate solution containing phenylephrine, to induce basal constric...

journal_title：British journal of pharmacology

authors： Loke KE,Sobey CG,Dusting GJ,Woodman OL

更新日期：1994-06-01 00:00:00

abstract：:1. 5-Hydroxytryptamine (5-HT) transport has been investigated in rat blood platelets poisoned with dinitrophenol-sodium fluoride or ouabain.2. The inhibition of transport produced by different concentrations of the metabolic inhibitors has been correlated with changes in the internal Na(+) and K(+) concentrations of t...

journal_title：British journal of pharmacology

authors： Sneddon JM

更新日期：1971-12-01 00:00:00

abstract：:1. We investigated the mechanism of action of two novel nonsulphonylurea ATP-sensitive potassium channel (K(ATP)) inhibitors, PNU-99963 and PNU-37883A, on four types of cloned K(ATP) channels. 2. Whole-cell currents were recorded in a symmetrical potassium (140 mM) gradient in HEK-293 cells stably expressing Kir6.2/SU...

journal_title：British journal of pharmacology

authors： Cui Y,Tinker A,Clapp LH

更新日期：2003-05-01 00:00:00

abstract：:Oestrogens are important sex hormones central to health and disease in both genders that have protective effects on the cardiovascular and metabolic systems. These hormones act in complex ways via both genomic and non-genomic mechanisms. The genomic mechanisms are relatively well characterized, whereas the non-genomic...

journal_title：British journal of pharmacology

authors： Nilsson BO,Olde B,Leeb-Lundberg LM

更新日期：2011-07-01 00:00:00

abstract：:Cholesterol and oxysterol sulfates are important regulators of lipid metabolism, inflammation, cell apoptosis, and cell survival. Among the sulfate-based lipids, cholesterol sulfate (CS) is the most studied lipid both quantitatively and functionally. Despite the importance, very few studies have analysed and linked th...

journal_title：British journal of pharmacology

authors： Sanchez LD,Pontini L,Marinozzi M,Sanchez-Aranguren LC,Reis A,Dias IHK

更新日期：2020-08-06 00:00:00

abstract：:1 The binding of [3H]-muscimol, a potent gamma-aminobutyric acid (GABA) receptor agonist, to crude membrane preparations of bovine retina was studied, using a filtration method to isolate membrane-bound ligand. 2 Specific binding was found to be saturable and occurred at two binding sites with affinity constants of 4....

journal_title：British journal of pharmacology

authors： Osborne NN

更新日期：1980-01-01 00:00:00

abstract：:1. Gallamine, dequalinium and a novel bis-quaternary cyclophane, UCL 1530 (8,19-diaza-3(1,4),5(1,4)-dibenzena-1 (1,4),7(1,4)-diquinolina-cyclononadecanephanedium) were tested for their ability to block actions mediated by the small conductance, apamin-sensitive Ca(2+)-activated K+ (SKCa) channels in rat cultured sympa...

journal_title：British journal of pharmacology

authors： Dunn PM,Benton DC,Campos Rosa J,Ganellin CR,Jenkinson DH

更新日期：1996-01-01 00:00:00

abstract：:1. The pharmacological characteristics of alpha 1-adrenoceptor binding sites in rat pineal gland membranes, detected by use of a selective alpha 1-adrenoceptor antagonist ([125I]-iodo-2-[beta-(4-hydroxyphenyl) ethylaminomethyl]tetralone, [125I]-HEAT), were investigated with the alkylating agent, chloroethylclonidine (...

journal_title：British journal of pharmacology

authors： Sugden D,Anwar N,Klein DC

更新日期：1996-07-01 00:00:00

abstract：:Extensive in vitro and in vivo studies have shown that cannabinoid drugs have neuroprotective properties and suggested that the endocannabinoid system may be involved in endogenous neuroprotective mechanisms. On the other hand, neurotoxic effects of cannabinoids in vitro and in vivo were also described. Several possib...

journal_title：British journal of pharmacology

authors： Sarne Y,Asaf F,Fishbein M,Gafni M,Keren O

更新日期：2011-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Calcitonin gene-related peptide (CGRP) is a potent vasodilator, implicated in the pathogenesis of migraine. CGRP activates a receptor complex comprising, calcitonin receptor-like receptor (CLR) and receptor activity-modifying protein 1 (RAMP1). In vitro studies indicate recycling of CLR●RAMP1 is ...

journal_title：British journal of pharmacology

authors： McNeish AJ,Roux BT,Aylett SB,Van Den Brink AM,Cottrell GS

更新日期：2012-12-01 00:00:00

abstract：:1. Sabcomeline (SB-202026, 0.03 mg kg(-1), p.o.), a potent and functionally selective M1 receptor partial agonist, caused a statistically significant improvement in the performance of a visual object discrimination task by marmosets. No such improvement was seen after RS86 (0.1 mg kg(-1), p.o.). 2. Initial learning, w...

journal_title：British journal of pharmacology

authors： Harries MH,Samson NA,Cilia J,Hunter AJ

更新日期：1998-05-01 00:00:00

abstract：:1. We have investigated the effect of phorbol esters and the down-regulation of protein kinase C on contraction of guinea-pig ileum longitudinal smooth muscle to carbachol and high K+. 2. Phorbol 12,13-dibutyrate (PDBu) enhanced the phasic component and inhibited or enhanced, respectively, the tonic component of contr...

journal_title：British journal of pharmacology

authors： Sasaguri T,Watson SP

更新日期：1989-11-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Inflammation associated with the tumour microenvironment (TME) plays a critical role in the cancer development, and immunotherapeutic strategies that aim to modulate the immune response in cancer have been crucial. In this study, a Methotrexate-loaded (MTX) poly (lactic-co-glycolic acid)-based (P...

journal_title：British journal of pharmacology

authors： Cavalcante RS,Ishikawa U,Silva ES,Silva Júnior AA,Araújo AA,Cruz LJ,Chan AB,Araújo Júnior RF

更新日期：2021-01-12 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：BACKGROUND AND PURPOSE:Insulin resistance is often found to be associated with high blood pressure. We propose that in insulin-resistant hypertension, endothelial dysfunction is the consequence of increased activity of vascular MMP-2. As MMP-2 proteolytically cleaves a number of extracellular matrix proteins, we hypoth...

journal_title：British journal of pharmacology

authors： Nagareddy PR,Rajput PS,Vasudevan H,McClure B,Kumar U,Macleod KM,McNeill JH

更新日期：2012-02-01 00:00:00

abstract：:1 The synthesis of several butyrophenone analogues of haloperidol is described. 2 The effects of these compounds on alpha-adrenoceptors were evaluated by examining their ability to reduce alpha 1-stimulated K+ release from rat parotid slices and to displace [3H]-phentolamine from human platelet membrane alpha 2-adreno...

journal_title：British journal of pharmacology

authors： Atlas D,Friedman Z,Litvin Y,Steer ML

更新日期：1982-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The sarcoplasmic reticulum Ca²⁺-ATPase (SERCA) plays a role in thermogenesis. The exogenous compound capsaicin increased SERCA-mediated ATP hydrolysis not coupled to Ca²⁺ transport. Here, we have sought to identify endogenous compounds that may function as SERCA uncoupling agents. EXPERIMENTAL A...

journal_title：British journal of pharmacology

authors： Mahmmoud YA,Gaster M

更新日期：2012-08-01 00:00:00

abstract：:1. Transepithelial transport of a fluorescent derivative of octreotide (NBD-octreotide) was studied in freshly isolated, functionally intact renal proximal tubules from killifish (Fundulus heteroclitus). 2. Drug accumulation in the tubular lumen was visualized by means of confocal microscopy and was measured by image ...

journal_title：British journal of pharmacology

authors： Gutmann H,Miller DS,Droulle A,Drewe J,Fahr A,Fricker G

更新日期：2000-01-01 00:00:00

abstract：:1 The response of pentobarbitone-anaesthetized cats to the intravenous administration of E. coli endotoxin (2 mg/kg) consisted of acute pulmonary vasoconstriction (3-5 min after the injection) and a secondary shock phase characterized by delayed systemic hypotension, decreased central venous pressure and cardiac outpu...

journal_title：British journal of pharmacology

authors： Parratt JR,Sturgess RM

更新日期：1974-02-01 00:00:00

abstract：:Zanapezil (TAK-147 (3-[1benzylpiperdin-4-yl]-1-(2,3,4,5-tetrahydro-1 H-1-benzazepin-8-yl) propan-1-one fumarate)) is a selective acetylcholine (ACh) esterase inhibitor under investigation as a drug for Alzheimer's disease (AD) treatment. In this study, the effects of TAK-147 at 2 mg kg(-1) p.o. for 21 days, compared t...

journal_title：British journal of pharmacology

authors： Hatip-Al-Khatib I,Iwasaki K,Yoshimitsu Y,Arai T,Egashira N,Mishima K,Ikeda T,Fujiwara M

更新日期：2005-08-01 00:00:00

abstract：:1 The butyrophenone tranquilizer, azaperone, was administered intramuscularly, at dose levels of 0.4 and 0.8 mg/kg, to ponies and its effects on cardiovascular and respiratory functions assessed. 2 Arterial blood pH, CO2 tension (PaCO2) and O2 tension (PaO2) remained relatively constant throughout the course of action...

journal_title：British journal of pharmacology

authors： Lees P,Serrano L

更新日期：1976-03-01 00:00:00

abstract：:G protein-coupled receptors are one of the most actively studied families of proteins. However, despite the ubiquity of protein dimerization and oligomerization as a structural and functional motif in biology, until the last decade they were generally considered as monomeric, non-interacting polypeptides. For the meta...

journal_title：British journal of pharmacology

authors： Milligan G

更新日期：2008-03-01 00:00:00