Meso-dihydroguaiaretic acid and licarin A of Machilus thunbergii protect against glutamate-induced toxicity in primary cultures of a rat cortical cells.

abstract：:1. Release-regulating alpha 2-autoreceptors in human brain were characterized pharmacologically in cortical slices from patients undergoing neurosurgery to remove subcortical tumours; the slices were prelabelled with [3H]-noradrenaline ([3H]-NA) and stimulated electrically (3 Hz, 2 ms, 24 mA) under superfusion conditi...

journal_title：British journal of pharmacology

authors： Raiteri M,Bonanno G,Maura G,Pende M,Andrioli GC,Ruelle A

更新日期：1992-12-01 00:00:00

abstract：:We compared the modulation of synaptic transmission by adenosine A(1) receptors in the hippocampus of aged (24 months) and young adult rats (6 weeks). The adenosine A(1) receptor agonist, N(6)-cyclopentyladenosine, was less potent (P:<0.05) to inhibit synaptic transmission in aged (EC(50)=53 nM) than young adult (EC(5...

journal_title：British journal of pharmacology

authors： Sebastião AM,Cunha RA,de Mendonça A,Ribeiro JA

更新日期：2000-12-01 00:00:00

abstract：:1. Elevated plasminogen activator inhibitor 1 (PAI-1) is a risk factor for thrombosis, and inhibitors of the interaction between PAI-1 and tissue plasminogen activator (t-PA) have antithrombotic and prothrombolytic activity in animals. We describe the antithrombotic effects in the rat of a monoclonal antibody (MA33H1)...

journal_title：British journal of pharmacology

authors： Berry CN,Lunven C,Lechaire I,Girardot C,O'Connor SE

更新日期：1998-09-01 00:00:00

abstract：:An attractive alternative to the use of direct agonists at the cannabinoid receptor type 1 (CB1) in the control of neuropathic pain may be to potentiate the actions of endogenous cannabinoids. Thus, the effects of AM404, an inhibitor of anandamide uptake, were assessed in an experimental model of neuropathic pain in r...

journal_title：British journal of pharmacology

authors： Costa B,Siniscalco D,Trovato AE,Comelli F,Sotgiu ML,Colleoni M,Maione S,Rossi F,Giagnoni G

更新日期：2006-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Pyrazole derivatives have recently been suggested as selective blockers of transient receptor potential cation (TRPC) channels but their ability to distinguish between the TRPC and Orai pore complexes is ill-defined. This study was designed to characterize a series of pyrazole derivatives in term...

journal_title：British journal of pharmacology

authors： Schleifer H,Doleschal B,Lichtenegger M,Oppenrieder R,Derler I,Frischauf I,Glasnov TN,Kappe CO,Romanin C,Groschner K

更新日期：2012-12-01 00:00:00

abstract：:1. We have investigated the effects of the selective phosphodiesterase (PDE) type 4 inhibitor, rolipram (0.01-1 microM) on cytosolic Ca2+ fluxes in FMLP-activated human neutrophils, as well as on superoxide production by, and release of elastase from, these cells. 2. Cytosolic Ca2+ fluxes were measured by use of fura-...

journal_title：British journal of pharmacology

authors： Anderson R,Goolam Mahomed A,Theron AJ,Ramafi G,Feldman C

更新日期：1998-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Inhibition of the T- and B-cell interaction through the CD40/CD40 ligand (L) axis is a favourable approach for inflammatory disease treatment. Clinical studies of anti-CD40L molecules in autoimmune diseases have met challenges because of thromboembolic events and adverse haemostasis. VIB4920 (for...

journal_title：British journal of pharmacology

authors： Nicholson SM,Casey KA,Gunsior M,Drabic S,Iverson W,Cook H,Scott S,O'Day T,Karanth S,Dixit R,Ryan PC

更新日期：2020-03-01 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. Endothelial cells from human umbilical veins were maintained in tissue culture. The fragility of lysosomal membranes were studied by microdensitometry. 2. Histamine (50 microM to 10 mM), 4-methylhistamine (100 nM to 10 mM) and dimaprit (100 nM to 10 mM) increased lysosomal fragility. 2-Thiazolylethylamine and 2-pyr...

journal_title：British journal of pharmacology

authors： Yoffe JR

更新日期：1981-04-01 00:00:00

abstract：:1. In this study, we compared two series of newly discovered ligands for their selectivity to benzodiazepine sites in the alpha 1 beta 2 gamma 2 and the alpha 6 beta 2 gamma 2 subtypes of cloned gamma-aminobutyric acidA (GABAA) receptors, the latter being unique in not interacting with classical benzodiazepines. 2. Th...

journal_title：British journal of pharmacology

authors： Im WB,Im HK,Pregenzer JF,Hamilton BJ,Carter DB,Jacobsen EJ,TenBrink RE,VonVoigtlander PF

更新日期：1993-10-01 00:00:00

abstract：:1. The effect of 1-aminocyclopropanecarboxylic acid (ACPC), a partial agonist at the glycine site of the N-methyl-D-aspartate (NMDA) receptor complex that exhibits neuroprotective, anxiolytic and antidepressant-like actions, was investigated in a functional assay for presynaptic NMDA receptors. 2. NMDA (100 microM) pr...

journal_title：British journal of pharmacology

authors： Clos MV,Garcia Sanz A,Trullas R,Badia A

更新日期：1996-06-01 00:00:00

abstract：:[3H]-guanfacine (N-amidino-2-(2,6-dichloro 3[3H] phenyl) acetamide hydrochloride; 24.2 Ci/mmol) has been used as a radioligand in homogenates of rat cerebral cortex. Specific binding of [3H]-guanfacine was linear with respect to tissue concentration (2.5-15 mg/ml), saturable and not markedly affected in the pH range 6...

journal_title：British journal of pharmacology

authors： Jarrott B,Louis WJ,Summers RJ

更新日期：1982-02-01 00:00:00

abstract：:1. The agonist action of the opioid peptide dynorphin A(1-8) on the myenteric plexus-longitudinal muscle of the guinea-pig ileum has been characterized. 2. The endogenous opioid peptide dynorphin A(1-8) was rapidly degraded by slices of myenteric plexus-longitudinal muscle of the guinea-pig ileum. 3. A product of the ...

journal_title：British journal of pharmacology

authors： Dixon DM,Traynor JR

更新日期：1990-11-01 00:00:00

abstract：:Histamine-induced contractions of small airways from human lung were substantially augmented by the cyclo-oxygenase inhibitor, indomethacin, whereas the contraction of larger airways was not. Mixed cyclo-oxygenase/lipoxygenase inhibitors of arachidonic acid metabolism did not modify histamine-induced contractions of s...

journal_title：British journal of pharmacology

authors： Adcock JJ,Garland LG

更新日期：1982-12-01 00:00:00

abstract：:1. The aim of the present study was to test the effects of DAU 6215 (endo-N-(8-methyl-8-azabicyclo-[3.2.1]-octo-3-yl)-2,3-dihydro-2-ox o-1H- benzimidazole-1-carboxamide carboxamide hydrochloride), a newly synthesized, selective 5-hydroxytryptamine3 (5-HT3) antagonist, on the cell membrane properties and on characteriz...

journal_title：British journal of pharmacology

authors： Passani MB,Pugliese AM,Azzurrini M,Corradetti R

更新日期：1994-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Screening of 12,000 compounds for binding affinity to the synaptic vesicle protein 2A (SV2A), identified a high-affinity pyrrolidone derivative, brivaracetam (ucb 34714). This study examined its pharmacological profile in various in vitro and in vivo models of seizures and epilepsy, to evaluate i...

journal_title：British journal of pharmacology

authors： Matagne A,Margineanu DG,Kenda B,Michel P,Klitgaard H

更新日期：2008-08-01 00:00:00

abstract：:1. The effects of inhibiting endogenous nitric oxide (NO) synthesis with NG-monomethyl-L-arginine (L-NMMA) on the systemic and splanchnic circulation have been investigated in rats with experimental chronic portal hypertension, anaesthetized with ketamine. 2. Portal hypertension was induced by partial portal vein liga...

journal_title：British journal of pharmacology

authors： Pizcueta MP,Piqué JM,Bosch J,Whittle BJ,Moncada S

更新日期：1992-01-01 00:00:00

abstract：:Data presentation and statistical analysis in scientific writing are agreed to be in need of improvement, despite the profusion of advice and instruction. Recent evidence supports the need for better planning and analysis of animal experiments. This series of short articles aims to provide advice in small easily diges...

journal_title：British journal of pharmacology

authors： Drummond GB,Vowler SL

更新日期：2011-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Voltage-gated sodium channels (VGSCs) are assembled from two classes of subunits, a pore-bearing α-subunit (NaV 1) and one or two accessory β-subunits (NaV βs). Neurons in mammals can express one or more of seven isoforms of NaV 1 and one or more of four isoforms of NaV β. The peptide μ-conotoxin...

journal_title：British journal of pharmacology

authors： Zhang MM,Wilson MJ,Azam L,Gajewiak J,Rivier JE,Bulaj G,Olivera BM,Yoshikami D

更新日期：2013-04-01 00:00:00

abstract：:To establish that bradykinin is formed in the heart we measured bradykinin in the venous effluent from rat isolated hearts perfused with Krebs-Henseleit buffer. In addition, we examined the effect on bradykinin outflow of the angiotensin converting enzyme (ACE) inhibitor, ramiprilat. From rat isolated normoxic hearts ...

journal_title：British journal of pharmacology

authors： Baumgarten CR,Linz W,Kunkel G,Schölkens BA,Wiemer G

更新日期：1993-02-01 00:00:00

abstract：:1. The rate of gastric emptying was measured directly in 14 convalescent hospital patients and paracetamol absorption was studied following an oral dose of 1.5 g.2. Rapid gastric emptying was associated with the early appearance of high peak plasma paracetamol concentrations whereas peak concentrations were low and oc...

journal_title：British journal of pharmacology

authors： Heading RC,Nimmo J,Prescott LF,Tothill P

更新日期：1973-02-01 00:00:00

abstract：:[This retracts the article on p. 3702 in vol. 171, PMID: 24758388.]. ...

journal_title：British journal of pharmacology

authors：

更新日期：2015-09-01 00:00:00

abstract：:Aminobisphosphonates (aminoBPs) are potent inhibitors of bone resorption. However, they cause undesirable inflammatory reactions, including fever, in humans. Intraperitoneal injection of aminoBPs into mice also induces inflammatory reactions, including a prolonged elevation of the activity of the histamine-forming enz...

journal_title：British journal of pharmacology

authors： Yamaguchi K,Motegi K,Iwakura Y,Endo Y

更新日期：2000-08-01 00:00:00

abstract：:In this issue of the BJP, Green et al. suggest that animal data could not be used to predict the adverse effects of 3,4-methylenedioxymethamphetamine (MDMA) in humans and that MDMA did not produce 5-HT neurotoxicity in the human brain. This proposal was, however, not accompanied by a review of the empirical evidence i...

journal_title：British journal of pharmacology

authors： Parrott AC

更新日期：2012-07-01 00:00:00

abstract：:1 Anthopleurin-B (AP-B, greater than 3 x 10(-9) M), a newly isolated polypeptide from sea anemone (Anthopleura xanthogrammica), caused powerful rhythmic contractions in the guinea-pig isolated vas deferens. The other polypeptides anthopleurin-A from A. xanthogrammica and anthopleurin-C from A. elegantissima, elicited ...

journal_title：British journal of pharmacology

authors： Norton TR,Ohizumi Y,Shibata S

更新日期：1981-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The sodium channel is a primary target for treating central nervous system disorders such as epilepsy. In this study the anticonvulsant effect of BmK IT2, a sodium channel-specific neurotoxin, was evaluated in different animal models of epilepsy. EXPERIMENTAL APPROACH:Experiments were performed ...

journal_title：British journal of pharmacology

authors： Zhao R,Zhang XY,Yang J,Weng CC,Jiang LL,Zhang JW,Shu XQ,Ji YH

更新日期：2008-07-01 00:00:00

abstract：:Three genes encode the small-conductance Ca(2+)-activated K(+) channels (SK channels). We have stably expressed hSK1 and rSK2 in HEK 293 cells and addressed the pharmacology of these subtypes using whole-cell patch clamp recordings. The bee venom peptide apamin blocked hSK1 as well as rSK2 with IC(50) values of 3.3 nM...

journal_title：British journal of pharmacology

authors： Strøbaek D,Jørgensen TD,Christophersen P,Ahring PK,Olesen SP

更新日期：2000-03-01 00:00:00

abstract：:1. We have studied the mechanical response of circular strips of the guinea-pig ileum to tachykinins and characterized the receptors involved by means of receptor-selective agonists. 2. The strips responded to both substance P (SP) and neurokinin A (NKA), as well as to [Pro9]-SP sulphone (selective NK1-receptor agonis...

journal_title：British journal of pharmacology

authors： Maggi CA,Patacchini R,Giachetti A,Meli A

更新日期：1990-12-01 00:00:00

abstract：:Drug induced long QT syndrome (LQTS) can lead to cardiac arrhythmias and sudden death, and has emerged as a worldwide problem. Most drugs that cause this are thought to directly block a specific cardiac ion channel (KCNH2 or hERG) that carries the rapidly activating delayed rectifier potassium current, I(Kr). In this ...

journal_title：British journal of pharmacology

authors： Eckhardt LL,Rajamani S,January CT

更新日期：2005-05-01 00:00:00

abstract：:1 The metabolism of extracellular nucleotides plays an important role in nucleotide signalling mediated by P2 receptors. The nucleotide sequence encoding a putative human ecto-ATPase named CD39L1 was reported recently. However, the biological activity of this protein has not been established. 2 Based on the sequence o...

journal_title：British journal of pharmacology

authors： Mateo J,Harden TK,Boyer JL

更新日期：1999-09-01 00:00:00