Pharmacological effects of phosphatidylserine liposomes: the role of lysophosphatidylserine.

abstract：:1. The diversity of alpha(2) and purinergic autoreceptor actions on action potential evoked calcium transients in single varicosities has been investigated using the calcium indicator Oregon Green 488 BAPTA-1. 2. During long trains of impulses (10 Hz for 30 s), the change in calcium concentration in varicosities from ...

journal_title：British journal of pharmacology

authors： O'Connor SC,Brain KL,Bennett MR

更新日期：1999-12-01 00:00:00

abstract：:1. Rabbit left atrial preparations driven electrically at different rates were used for studies on inotropic effects of cations, drugs and coupled pacing. Sino-atrial node-atrial preparations were used for investigating the chronotropic effect of noradrenaline.2. The contractile tension-driving rate relationship was m...

journal_title：British journal of pharmacology

authors： Toda N

更新日期：1969-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Many dementia patients exhibit behavioural and psychological symptoms (BPSD) that include psychosis, aggressivity, depression and anxiety. Antipsychotic drugs are frequently prescribed but fail to significantly attenuate mood deficits, may interfere with cognitive function and are associated with...

journal_title：British journal of pharmacology

authors： Kołaczkowski M,Mierzejewski P,Bieńkowski P,Wesołowska A,Newman-Tancredi A

更新日期：2014-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:High resting heart rate is a predictor for total and cardiovascular mortality independent of other risk factors in patients with coronary artery disease. We tested the hypothesis that a reduction of resting heart rate with the cardiac pacemaker I(f) current inhibitor ivabradine prevents the endot...

journal_title：British journal of pharmacology

authors： Drouin A,Gendron ME,Thorin E,Gillis MA,Mahlberg-Gaudin F,Tardif JC

更新日期：2008-06-01 00:00:00

abstract：:Arterial stiffness progressively increases with aging and is an independent predictor of cardiovascular disease (CVD) risk. Evidence supports that there are sex differences in the time course of aging-related arterial stiffness and the associated CVD risk, which increases disproportionately in postmenopausal women. Th...

journal_title：British journal of pharmacology

authors： DuPont JJ,Kenney RM,Patel AR,Jaffe IZ

更新日期：2019-11-01 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. 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：:1. In the present study the effect of N-methyl-D-aspartate (NMDA) on thromboxane B2 synthesis and on [Ca2+]i was studied in human platelets. 2. NMDA (10(-7) M) completely inhibited the synthesis of thromboxane B2 from exogenous arachidonic acid (AA), while it did not interfere with the aggregating effect of the thromb...

journal_title：British journal of pharmacology

authors： Franconi F,Miceli M,Alberti L,Seghieri G,De Montis MG,Tagliamonte A

更新日期：1998-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The cannabinoid receptor-mediated analgesic effects of 2-arachidonoylglycerol (2-AG) are limited by monoacylglycerol lipase (MAGL). 4-nitrophenyl 4-[bis (1,3-benzodioxol-5-yl) (hydroxy) methyl] piperidine-1-carboxylate (JZL184) is a potent inhibitor of MAGL in the mouse, though potency is reporte...

journal_title：British journal of pharmacology

authors： Woodhams SG,Wong A,Barrett DA,Bennett AJ,Chapman V,Alexander SP

更新日期：2012-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Recently, we demonstrated that the nucleus accumbens (NAC) is required for the acquisition and expression of relief memory. The purpose of this study was to investigate the role of NMDA receptors within the NAC in relief learning. EXPERIMENTAL APPROACH:The NMDA receptor antagonist 2-amino-5-phos...

journal_title：British journal of pharmacology

authors： Mohammadi M,Fendt M

更新日期：2015-05-01 00:00:00

abstract：:1 Adenosine, adenosine monophosphate and adenosine triphosphate (ATP) depressed the firing rate of neurones in the rat cerebral cortex when applied by microinontophoresis. 2 4-Aminopyridine, also applied iontophoretically blocked the depressant effects of the purines, without affecting responses to gamma-aminobutyric ...

journal_title：British journal of pharmacology

authors： Perkins MN,Stone TW

更新日期：1980-11-01 00:00:00

abstract：:1. In the presence of indomethacin (IM, 10 microM) and N omega-nitro-L- arginine (L-NOARG, 0.3 mM), acetylcholine (ACh) induces an endothelium-dependent smooth muscle hyperpolarization and relaxation in the rat isolated hepatic artery. The potassium (K) channel inhibitors, tetrabutylammonium (TBA, 1 mM) and to a lesse...

journal_title：British journal of pharmacology

authors： Zygmunt PM,Högestätt ED

更新日期：1996-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Marijuana smoking is widespread in many countries, and the use of smoked synthetic cannabinoids is increasing. Smoking a marijuana joint leads to bronchodilation in both healthy subjects and asthmatics. The effects of Δ(9) -tetrahydrocannabinol and synthetic cannabinoids on human bronchus reactiv...

journal_title：British journal of pharmacology

authors： Grassin-Delyle S,Naline E,Buenestado A,Faisy C,Alvarez JC,Salvator H,Abrial C,Advenier C,Zemoura L,Devillier P

更新日期：2014-06-01 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：:1 In spontaneously active Purkinje fibres of young cows the dose-response curves of the action of isoprenaline upon different electrophysiological parameters were measured.2 The increase in slope of diastolic depolarization could roughly be described by a one-for-one binding curve with a half maximum effect near 10(-8...

journal_title：British journal of pharmacology

authors： Grabowski W,Lüttgau HC,Schulze JJ

更新日期：1978-07-01 00:00:00

abstract：:1. Tyramine 10(-4)M significantly increased release of noradrenaline-7-(3)H (NA-7-(3)H) from rat vas deferens in vitro.2. Neither cocaine 10(-5)M nor imipramine 10(-7)M-10(-6)M significantly reduced tyramine-induced release of NA-7-(3)H.3. Increasing the exposure time to cocaine and imipramine from 10 to 20 min or pre...

journal_title：British journal of pharmacology

authors： Barnett A,Staub M,Symchowicz S

更新日期：1969-05-01 00:00:00

abstract：:1. The pharmacological characteristics of RP 67580, a non-peptide tachykinin NK1 receptor antagonist, and its effects on a reflex response evoked by stimulation of primary afferent fibres, were examined in isolated neonatal spinal cord preparations of the rat. Potentials were recorded extracellularly from a lumbar ven...

journal_title：British journal of pharmacology

authors： Hosoki R,Yanagisawa M,Guo JZ,Yoshioka K,Maehara T,Otsuka M

更新日期：1994-12-01 00:00:00

abstract：:1. Bicyclic compounds with potential thymoleptic properties (Lu-compounds) have recently become available, and their effects on the membrane pumps of the central and peripheral monoamine neurones have now been tested and compared with those of the tricyclic antidepressant drugs.2. Biochemical and histochemical in vivo...

journal_title：British journal of pharmacology

authors： Carlsson A,Fuxe K,Hamberger B,Malmfors T

更新日期：1969-05-01 00:00:00

abstract：:1. The tachykinin receptor mediating contraction of the guinea-pig isolated proximal urethra has been characterized by use of receptor selective agonists and antagonists. All experiments were performed in the presence of peptidase inhibitors (bestatin, captopril and thiorphan, 1 microM each) in order to reduce peptide...

journal_title：British journal of pharmacology

authors： Maggi CA,Patacchini R

更新日期：1992-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The bladder urothelium is now known to have active properties. Our aim was to investigate the contractile properties of the urinary mucosa in response to the tachykinin neurokinin A (NKA) and carbachol. EXPERIMENTAL APPROACH:Discrete concentration-response curves for carbachol and NKA were obtai...

journal_title：British journal of pharmacology

authors： Sadananda P,Chess-Williams R,Burcher E

更新日期：2008-04-01 00:00:00

abstract：:1. When injected intraperitoneally into mice in doses larger than those used clinically, all the amino derivatives of bisphosphonates (aminoBPs) tested induce a variety of inflammatory reactions such as induction of histidine decarboxylase (HDC, the histamine-forming enzyme), hypertrophy of the spleen, atrophy of the ...

journal_title：British journal of pharmacology

authors： Endo Y,Shibazaki M,Yamaguchi K,Nakamura M,Kosugi H

更新日期：1999-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The adenosine 2B (A2B) receptor is the predominant adenosine receptor expressed in the colon. Acting through the A2B receptor, adenosine mediates chloride secretion, as well as fibronectin and interleukin (IL)-6 synthesis and secretion in intestinal epithelial cells. A2B receptor mRNA and protein...

journal_title：British journal of pharmacology

authors： Kolachala V,Ruble B,Vijay-Kumar M,Wang L,Mwangi S,Figler H,Figler R,Srinivasan S,Gewirtz A,Linden J,Merlin D,Sitaraman S

更新日期：2008-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Mast cells are important in allergic reactions. Here, we assessed the anti-allergic effects of the anti-cancer drug tozasertib specifically regarding regulatory effects on mast cell activation. EXPERIMENTAL APPROACH:Tozasertib effects on mast cell degranulation were determined by measuring β-hex...

journal_title：British journal of pharmacology

authors： Zhang LN,Ji K,Sun YT,Hou YB,Chen JJ

更新日期：2020-06-01 00:00:00

abstract：:The inhibitory effects of three prostanoid analogues, EP 045, EP 092 and pinane thromboxane A2 (PTA2), on the aggregation of human platelets in vitro have been investigated. In diluted platelet-rich plasma (PRP), EP 045 (20 microM) and EP 092 (1 microM) completely inhibited irreversible aggregation responses to thromb...

journal_title：British journal of pharmacology

authors： Armstrong RA,Jones RL,Peesapati V,Will SG,Wilson NH

更新日期：1985-03-01 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：BACKGROUND AND PURPOSE:The locus coeruleus (LC) is a major source of noradrenergic projections to the dorsal spinal cord, and thereby plays an important role in the modulation of nociceptive information. The LC receives inputs from substance P (SP)-containing fibres from other regions, and expresses the NK(1) tachykin...

journal_title：British journal of pharmacology

authors： Muto Y,Sakai A,Sakamoto A,Suzuki H

更新日期：2012-06-01 00:00:00

abstract：:1 The effect of 5-hydroxytryptamine (5-HT) on acid secretion by a rat isolated stomach preparation has been studied. 2 5-HT at 10(-5)M in the serosal bathing fluid produced significant inhibition of the acid secretory responses to histamine, pentagastrin and isoprenaline but was without effect on basal secretion or th...

journal_title：British journal of pharmacology

authors： Canfield SP,Spencer JE

更新日期：1983-01-01 00:00:00

abstract：:1. Non-steroidal anti-inflammatory drugs (NSAIDs) are effective anti-inflammatory and analgesic drugs although they also induce unwanted side effects due to the inhibition of the physiological effects regulated by prostaglandins. This has led to the search for new compounds with fewer side effects, such as the nitro-N...

journal_title：British journal of pharmacology

authors： Romero-Sandoval EA,Mazario J,Howat D,Herrero JF

更新日期：2002-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:2-Hydroxypropyl-β-cyclodextrin (HPCD) is an FDA approved vehicle for drug delivery and an efficient cholesterol-lowering agent. HPCD was proposed to lower tissue cholesterol via multiple mechanisms including those mediated by oxysterols. CYP27A1 and CYP46A1 are the major oxysterol-producing enzym...

journal_title：British journal of pharmacology

authors： El-Darzi N,Mast N,Petrov AM,Pikuleva IA

更新日期：2020-07-22 00:00:00

abstract：:1. The radioligand binding characteristics of the 3H-derivative of the novel 5-HT3 receptor antagonist BRL46470 were investigated and directly compared to the well characterized 5-HT3 receptor radioligand [3H]-granisetron, in tissue homogenates prepared from rat cerebral cortex/hippocampus, rat ileum, NG108-15 cells, ...

journal_title：British journal of pharmacology

authors： Steward LJ,Ge J,Bentley KR,Barber PC,Hope AG,Lambert JJ,Peters JA,Blackburn TP,Barnes NM

更新日期：1995-09-01 00:00:00