Protective action of hydroxyethyl rutosides on singlet oxygen challenged cardiomyocytes.

abstract：BACKGROUND AND PURPOSE:The effects of bergamot essential oil (BEO; Citrus bergamia, Risso) on excitotoxic neuronal damage was investigated in vitro. EXPERIMENTAL APPROACH:The study was performed in human SH-SY5Y neuroblastoma cells exposed to N-methyl-D-aspartate (NMDA). Cell viability was measured by dye exclusion. R...

journal_title：British journal of pharmacology

authors： Corasaniti MT,Maiuolo J,Maida S,Fratto V,Navarra M,Russo R,Amantea D,Morrone LA,Bagetta G

更新日期：2007-06-01 00:00:00

abstract：:Endothelin-1 (ET-1) is a peptide hormone produced within the myocardium which may modulate myocardial contractility in a paracrine-autocrine fashion. In the majority of species, ET-1 has a direct positive inotropic effect on the myocardium that involves both increased myofilament Ca(2+) sensitivity and increased Ca(2+...

journal_title：British journal of pharmacology

authors： James AF

更新日期：2007-10-01 00:00:00

abstract：:1. The effects of balloon injury on the reactivity of ipsilateral and contralateral carotid arteries were compared to those observed in arteries from intact animals (control arteries). 2. Carotid arteries were obtained from Wistar rats 2, 4, 7, 15, 30 or 45 days after injury and mounted in an isolated organ bath. Reac...

journal_title：British journal of pharmacology

authors： Accorsi-Mendonça D,Corrêa FM,Paiva TB,de Souza HP,Laurindo FR,de Oliveira AM

更新日期：2004-05-01 00:00:00

abstract：:Extracellular nucleotides can activate a common purinoceptor mediating various cell responses. In this study we report that stimulation of rat mesangial cells with ATP and UTP leads to a rapid activation of the protein kinase B/Akt (PKB) pathway. Time-course studies reveal a rapid and transient phosphorylation of both...

journal_title：British journal of pharmacology

authors： Huwiler A,Rölz W,Dorsch S,Ren S,Pfeilschifter J

更新日期：2002-06-01 00:00:00

abstract：:1. The effects of a rat brain extract containing clonidine-displacing substance (CDS), a putative endogenous imidazoline receptor ligand, on insulin release from rat and human isolated islets of Langerhans were investigated. 2. CDS was able to potentiate the insulin secretory response of rat islets incubated at 6 mM g...

journal_title：British journal of pharmacology

authors： Chan SL,Atlas D,James RF,Morgan NG

更新日期：1997-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Recent studies suggest that the effects of cyclooxygenase-2 (COX-2) inhibition are mediated by cannabinoid receptor activation. However, some non-steroidal anti-inflammatory drugs inhibit the enzyme fatty acid amide hydrolase, which regulates levels of some endocannabinoids. Whether COX-2 directl...

journal_title：British journal of pharmacology

authors： Staniaszek LE,Norris LM,Kendall DA,Barrett DA,Chapman V

更新日期：2010-06-01 00:00:00

abstract：:1. In human epithelial-like DLD-I cells, nitric oxide synthase (NOS) II expression was induced by interferon-gamma (100 u ml(-1)) alone and, to a larger extent, by a cytokine mixture (CM) consisting of interferon-gamma, interleukin-1beta (50 u ml(-1)) and tumor necrosis factor-alpha (10 ng ml(-1)). 2. CM-induced NOS I...

journal_title：British journal of pharmacology

authors： Kleinert H,Wallerath T,Fritz G,Ihrig-Biedert I,Rodriguez-Pascual F,Geller DA,Förstermann U

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Botulinum toxin type A (BoNT/A) injections into hyperactive muscles provide effective treatment for spasticity and dystonias, presumably due to its local effects on extrafusal and intrafusal motor fibres. A recent discovery of toxin's retrograde axonal transport to CNS might suggest additional ac...

journal_title：British journal of pharmacology

authors： Matak I

更新日期：2020-01-01 00:00:00

abstract：:The role of cyclo-oxygenase-1 (COX-1) and cyclo-oxygenase-2 (COX-2) in the upper urinary tract of the guinea-pig and rat was examined using simultaneous tension recordings of the proximal and distal regions of the renal pelvis and the ureter. The guinea-pig upper urinary tract contracted at a frequency (7.52+/-0.3 min...

journal_title：British journal of pharmacology

authors： Davidson ME,Lang RJ

更新日期：2000-02-01 00:00:00

abstract：:Recent clinical studies have demonstrated that angiotensin II type 1 (AT(1) ) receptor blockers (ARBs) reduce the onset of stroke, stroke severity and the incidence and progression of Alzheimer's disease and dementia. We can expect that ARBs exert these effects by both AT(1) receptor blockade and angiotensin II type 2...

journal_title：British journal of pharmacology

authors： Horiuchi M,Mogi M

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND AND PURPOSE:beta-Amyloid peptide (Abeta) is implicated in the pathogenesis of Alzheimer's disease by initiating a cascade of events from mitochondrial dysfunction to neuronal death. The metabolic enhancer piracetam has been shown to improve mitochondrial dysfunction following brain aging and experimentally i...

journal_title：British journal of pharmacology

authors： Kurz C,Ungerer I,Lipka U,Kirr S,Schütt T,Eckert A,Leuner K,Müller WE

更新日期：2010-05-01 00:00:00

abstract：:The discovery of the nitric oxide/cGMP pathway was the basis for our understanding of many normal physiological functions and the pathophysiology of several diseases. Since the discovery and introduction of sildenafil, inhibitors of PDE5 have been the first-line therapy for erectile dysfunction (ED). The success of si...

journal_title：British journal of pharmacology

authors： Andersson KE

更新日期：2018-07-01 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：:Following identification of the human motilin receptor, we isolated the rabbit orthologue by PCR amplification and found this to be 85% identical to the open reading frame of the human receptor. The protein encoded was 84% identical to the human polypeptide. In HEK293T cells transfected with the rabbit receptor, motil...

journal_title：British journal of pharmacology

authors： Dass NB,Hill J,Muir A,Testa T,Wise A,Sanger GJ

更新日期：2003-11-01 00:00:00

abstract：:1 The effects of presynaptic alpha-adrenoceptor blockade on both the efflux of 3H-transmitter and on the magnitude of the effector response were measured simultaneously in a smooth muscle preparation which responds to field stimulation with noradrenergic beta-receptor-mediated relaxation. 2 In the presence of atropine...

journal_title：British journal of pharmacology

authors： Kalsner S

更新日期：1983-01-01 00:00:00

abstract：:1. In vivo microdialysis in halothane-anaesthetized rats and synaptosomal [3H]-noradrenaline uptake studies in vitro were used to evaluate the effects of imidazole (medetomidine) and imidazoline (clonidine and UK 14,304) alpha 2-adrenoceptor agonists on extraneuronal levels of noradrenaline in the frontal cortex. 2. L...

journal_title：British journal of pharmacology

authors： Dalley JW,Stanford SC

更新日期：1995-04-01 00:00:00

abstract：:1. In circular smooth muscle of the guinea-pig gastric fundus, transmural nerve stimulation evoked a cholinergic excitatory junction potential (e.j.p.), and blockade of the e.j.p. by atropine revealed a non-adrenergic non-cholinergic (NANC) inhibitory junction potential (i.j.p.). 2. The amplitude of the e.j.p. was inc...

journal_title：British journal of pharmacology

authors： Ohno N,Xue L,Yamamoto Y,Suzuki H

更新日期：1996-03-01 00:00:00

abstract：:The aim of the present study was to determine whether inhibition of cyclic nucleotide phosphodiesterase (PDE) modulates the stimulated generation of the cytokines, interleukin-4 (IL-4) and IL-13, from human basophils. This was addressed by evaluating the effects of both nonselective and selective inhibitors of PDEs on...

journal_title：British journal of pharmacology

authors： Eskandari N,Wickramasinghe T,Peachell PT

更新日期：2004-08-01 00:00:00

abstract：:1. The role of alpha- and beta-adrenoceptor subtypes in the regulation of plasma glucose and immunoreactive insulin (IRI) levels has been investigated in normal conscious fasted rats by employing selective agonists and antagonists. 2. Adrenaline (0.2 mg kg-1)-induced hyperglycaemia was abolished by the selective alpha...

journal_title：British journal of pharmacology

authors： John GW,Doxey JC,Walter DS,Reid JL

更新日期：1990-08-01 00:00:00

abstract：:1. The profiles of cyclo-oxygenase (COX) and nitric oxide synthase (NOS) isoforms were determined in the rat carrageenin-induced pleurisy model of acute inflammation. 2. The enzymes were assessed in peripheral blood leucocyte (PBL) cell pellets taken from untreated animals and at 2, 6 and 24 h after injection of the i...

journal_title：British journal of pharmacology

authors： Tomlinson A,Appleton I,Moore AR,Gilroy DW,Willis D,Mitchell JA,Willoughby DA

更新日期：1994-11-01 00:00:00

abstract：:The contractile responses of the rabbit isolated coeliac and mesenteric arteries to five agonists (angiotensin, adrenaline, histamine, acetylcholine and 5-hydroxytryptamine), but not to K+, were potentiated by indomethacin (8.4 microM) The potentiation was similar whether indomethacin was added 1 h before or during th...

journal_title：British journal of pharmacology

authors： Novelli EL,Oshiro ME,Paiva AC,Paiva TB

更新日期：1983-11-01 00:00:00

abstract：:1. The effects of diprafenone and propafenone on transmembrane action potential were examined and compared in papillary muscles and single ventricular myocytes isolated from guinea-pig hearts. 2. In papillary muscles, both diprafenone and propafenone > or = 10(-6) M caused a significant and dose-dependent decrease in ...

journal_title：British journal of pharmacology

authors： Kodama I,Suzuki R,Honjo H,Toyama J

更新日期：1992-11-01 00:00:00

abstract：:1 A rat isolated gastric mucosal preparation was used to monitor histamine output and acid secretion during stimulation by different secretagogues. 2 In non-stimulated preparations, spontaneous histamine output decreased over 450 min. 3 Stimulation of secretion with 4 (5)-methylhistamine or dibutyryl cyclic adenosine ...

journal_title：British journal of pharmacology

authors： Main IH,Pearce JB

更新日期：1982-05-01 00:00:00

abstract：:Amyotrophic lateral sclerosis (ALS) is an adult onset disorder characterized by progressive neuromuscular junction (NMJ) dismantling and degeneration of motor neurons leading to atrophy and paralysis of voluntary muscles responsible for motion and breathing. Except for a minority of patients harbouring genetic mutatio...

journal_title：British journal of pharmacology

authors： Manzano R,Toivonen JM,Moreno-Martínez L,de la Torre M,Moreno-García L,López-Royo T,Molina N,Zaragoza P,Calvo AC,Osta R

更新日期：2020-09-28 00:00:00

abstract：:1. The blood pressure response to ranatensin, an undecapeptide from the skin of the frog, Rana pipiens, has been studied in various experimental animals.2. Ranatensin raised blood pressure in the dog and rabbit. The response was not altered by atropine, phentolamine, propranolol or hexamethonium, suggesting a direct p...

journal_title：British journal of pharmacology

authors： Geller RG,Govier WC,Pisano JJ,Tanimura T,Van Clineschmidt B

更新日期：1970-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Montelukast and S-carbocysteine have been used in asthmatic patients as an anti-inflammatory or mucolytic agent respectively. S-carbocysteine also exhibits anti-inflammatory properties. EXPERIMENTAL APPROACH:Ovalbumin (OVA) sensitized BALB/c mice were challenged with OVA for 3 days followed by s...

journal_title：British journal of pharmacology

authors： Takeda K,Shiraishi Y,Matsubara S,Miyahara N,Matsuda H,Okamoto M,Joetham A,Gelfand EW

更新日期：2010-07-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The present study investigated whether the pathophysiological changes induced by burn and smoke inhalation are modulated by parenteral administration of Na(2)S, a H(2)S donor. EXPERIMENTAL APPROACH:The study used a total of 16 chronically instrumented, adult female sheep. Na(2)S was administered...

journal_title：British journal of pharmacology

authors： Esechie A,Enkhbaatar P,Traber DL,Jonkam C,Lange M,Hamahata A,Djukom C,Whorton EB,Hawkins HK,Traber LD,Szabo C

更新日期：2009-11-01 00:00:00

abstract：:1. TRPM8 (CMR1) is a Ca(2+)-permeable channel, which can be activated by low temperatures, menthol, eucalyptol and icilin. It belongs to the transient receptor potential (TRP) family, and therefore is related to vanilloid receptor type-1 (VR1, TRPV1). We tested whether substances which are structurally related to ment...

journal_title：British journal of pharmacology

authors： Behrendt HJ,Germann T,Gillen C,Hatt H,Jostock R

更新日期：2004-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Although botulinum toxin type A (BoNT/A) is approved for chronic migraine treatment, its mechanism of action is still unknown. Dural neurogenic inflammation (DNI) commonly used to investigate migraine pathophysiology can be evoked by trigeminal pain. Here, we investigated the reactivity of crania...

journal_title：British journal of pharmacology

authors： Lacković Z,Filipović B,Matak I,Helyes Z

更新日期：2016-01-01 00:00:00

abstract：:1. Dopamine is assumed to affect the ovary function after its conversion into noradrenaline (NA). 2. To study this bovine luteal slices from 11-14 days of the oestrous cycle were preincubated for 24 h to recover beta-receptors and next they were incubated for 1, 2 or 4 h with (a) different doses of dopamine; (b) dopam...

journal_title：British journal of pharmacology

authors： Kotwica J,Skarzynski D,Bogacki M,Miszkiel G

更新日期：1996-08-01 00:00:00