The use of chemogenetics in behavioural neuroscience: receptor variants, targeting approaches and caveats.

abstract：:ZK110841 and AH6809, an agonist and an antagonist of prostaglandin DP-receptors on human platelets, were evaluated with a fibroblastic cell line from bovine embryonic trachea (EBTr) which specifically responds to prostaglandin D2 (PGD2). ZK110841, equipotent to PGD2, elevated the adenosine 3':5'-cyclic monophosphate (...

journal_title：British journal of pharmacology

authors： Ito S,Okuda E,Sugama K,Negishi M,Hayaishi O

更新日期：1990-01-01 00:00:00

abstract：:1. The present study was designed to characterize the nociceptive response induced by protein kinase C (PKC) peripheral activation and to investigate if this biochemical event is important for the nociceptive response induced by formaldehyde, and bradykinin (BK). 2. Intraplantar injection of phorbol-12,13-didecanoate ...

journal_title：British journal of pharmacology

authors： Souza AL,Moreira FA,Almeida KR,Bertollo CM,Costa KA,Coelho MM

更新日期：2002-01-01 00:00:00

abstract：:1. This study was undertaken to investigate whether, after a brief exposure of guinea-pig isolated ileum and rabbit jejunum to bremazocine, a kappa-opioid agonist also possessing antagonist activity at mu-opioid receptors, the addition of opioid antagonists produced withdrawal contractures. Our aim was to verify in th...

journal_title：British journal of pharmacology

authors： Valeri P,Morrone LA,Romanelli L,Amico MC

更新日期：1995-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The non-nucleoside analogue reverse transcriptase inhibitor efavirenz is associated with hepatic toxicity and metabolic disturbances. Although the mechanisms involved are not clear, recent evidence has pinpointed a specific mitochondrial action of efavirenz accompanied by the induction of an endo...

journal_title：British journal of pharmacology

authors： Polo M,Alegre F,Funes HA,Blas-Garcia A,Victor VM,Esplugues JV,Apostolova N

更新日期：2015-04-01 00:00:00

abstract：:1. The effect of 4-aminopyridine (4-AP) on the slow afterhyperpolarization (sAHP) seen after high frequency dendritic or somatic firing was investigated in rat hippocampal CA1 pyramidal neurones (PC). Intracellular recordings were obtained from the distal apical dendrites and somata and suprathreshold depolarizing cur...

journal_title：British journal of pharmacology

authors： Andreasen M

更新日期：2002-02-01 00:00:00

abstract：:1 The influence of dopamine receptor agonists on gastric acid secretion stimulated by thyrotropin-releasing hormone (TRH) was studied in the perfused stomach of anaesthetized rats. 2 Intraventricular TRH produced a dose-dependent stimulation of basal gastric acid secretion. 3 Pretreatment with apomorphine, bromocripti...

journal_title：British journal of pharmacology

authors： Maeda-Hagiwara M,Watanabe K

更新日期：1983-05-01 00:00:00

abstract：:1. The respiratory response to microinjection of tachykinins and analogues into the commissural nucleus of the solitary tract (cNTS) of urethane-anaesthetized rats was investigated in the presence and absence of selective tachykinin NK(1), NK(2) and NK(3) antagonists (RP 67580, SR 48968 and SR 142801, respectively). 2...

journal_title：British journal of pharmacology

authors： Mazzone SB,Geraghty DP

更新日期：2000-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Alterations in the tyrosine kinase enzyme RET are found in thyroid and lung cancer. While RET TK inhibitors (TKIs) are used to treat thyroid cancer and are in clinical trials for RET fusion-positive non-small cell lung cancer, the impact of mutations in the RET kinase domain on drug sensitivity i...

journal_title：British journal of pharmacology

authors： Liu X,Shen T,Mooers BHM,Hilberg F,Wu J

更新日期：2018-09-01 00:00:00

abstract：:1. The effects of low oxygen tension on tone and on the responsiveness to contractile and relaxant agents were examined on circumflex coronary artery rings isolated from sheep. 2. When artery rings (2-2.5 mm o.d.) were set at their optimal resting tension, introduction of hypoxia (0% O2) caused a sustained contraction...

journal_title：British journal of pharmacology

authors： Kwan YW,Wadsworth RM,Kane KA

更新日期：1989-04-01 00:00:00

abstract：:1. S 16257 is a new bradycardic agent. Its electropharmacological profile has been compared to that of the known bradycardic compound UL-FS 49 (Zatebradine). Intracellular recordings of action potentials (APs) were performed with conventional glass microelectrodes. 2. In the rabbit isolated sino-atrial node (SAN) tiss...

journal_title：British journal of pharmacology

authors： Thollon C,Cambarrat C,Vian J,Prost JF,Peglion JL,Vilaine JP

更新日期：1994-05-01 00:00:00

abstract：:1. Lowering of the extracellular Mg(2+)-concentration induces various patterns of epileptiform activity in combined rat entorhinal cortex-hippocampal brain slices. After a prolonged period of exposure to Mg(2+)-free medium seizure-like events in the entorhinal cortex change to a state of late recurrent discharges whic...

journal_title：British journal of pharmacology

authors： Pfeiffer M,Draguhn A,Meierkord H,Heinemann U

更新日期：1996-10-01 00:00:00

abstract：:1 In the guinea-pig vas deferens, grayanotoxin I (G-I), a diterpenic toxin isolated from certain ericaceous plants caused rhythmic contractions which were dose-dependent (5 x 10(-5) M - 10(-3) M); these followed an initial transient contraction.2 The G-I (3 x 10(-4) M)-induced contraction was markedly inhibited or abo...

journal_title：British journal of pharmacology

authors： Ohizumi Y

更新日期：1983-03-01 00:00:00

abstract：:We performed intracellular recordings from a rat corticostriatal slice preparation in order to compare the electrophysiological effects of the classical antiepileptic drug (AED) phenytoin (PHT) and the new AEDs lamotrigine (LTG) and gabapentin (GBP) on striatal neurons. PHT, LTG and GBP affected neither the resting me...

journal_title：British journal of pharmacology

authors： Calabresi P,Centonze D,Marfia GA,Pisani A,Bernardi G

更新日期：1999-02-01 00:00:00

abstract：:Low concentrations of several emetic, purgative or irritant drugs in the absence of added co-factors stimulated conversion of arachidonic acid to prostaglandin E2 and F2alpha by prostaglandin synthetase extracted from bull seminal vesicles (BSV prostaglandin synthetase). Their effect was dependent on concentration and...

journal_title：British journal of pharmacology

authors： Collier HO,McDonald-Gibson WJ,Saeed SA

更新日期：1976-10-01 00:00:00

abstract：:1. The effect of a single injection of the monoamine oxidase inhibitor, tranylcypromine, administered intravenously (20 mg/kg) or into the lateral cerebral ventricle (5-10 mg), on hypothalamic and rectal temperature, has been investigated.2. Intravenous tranylcypromine causes a significant rise in body temperature, wh...

journal_title：British journal of pharmacology

authors： Cranston WI,Rosendorff C

更新日期：1970-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Tetracyclines were recently found to induce tumour cell death, but the early processes involved in this cytotoxic effect remain unclear. EXPERIMENTAL APPROACH:Viability of human and mouse melanoma cells was determined by MTT assay and flow cytometry. Kinase/protein/caspase activation was measure...

journal_title：British journal of pharmacology

authors： Shieh JM,Huang TF,Hung CF,Chou KH,Tsai YJ,Wu WB

更新日期：2010-07-01 00:00:00

abstract：:1 Pretreatment of dogs for 20 to 24 h before the start of experiments with reserpine (0.5 mg/kg) depleted noradrenaline from cerebral and mesenteric arteries, the diminution being greater in the latter arteries. 2 Contractile responses of helically-cut strips of cerebral and mesenteric arteries to noradrenaline were u...

journal_title：British journal of pharmacology

authors： Hayashi S,Miyazaki M,Toda N

更新日期：1980-03-01 00:00:00

abstract：:We investigated the effects of cocaine and corticosterone on the noradrenaline-induced relaxation of rat oesophageal smooth muscle in the absence and presence of the selective beta2-antagonist, ICI 111,551. It was found that the concentration-response curve (CRC) of noradrenaline was not shifted by ICI 118,551 at 1 mi...

journal_title：British journal of pharmacology

authors： de Boer RE,Brouwer F,Zaagsma J

更新日期：1995-10-01 00:00:00

abstract：:1. We studied the stereoselectivity of the effects of the enantiomers of the cardiotonic agent DPI 201-106 (4-[3'-(4"-benzhydryl-1"-piperazinyl)-2'-hydroxypropoxy]-1H-indole-2- carbonitrile, DPI) and its methyl-for-carbonitrile analogue BDF 8784 on cardiac calcium currents (ICa) of guinea-pig ventricular myocytes. The...

journal_title：British journal of pharmacology

authors： Ravens U,Pfeifer T,Wettwer E,Grundke M

更新日期：1991-10-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Gut microbiota plays an important role in type 2 diabetes mellitus (T2DM) progression. From our previous work N-(4-Hydroxyphenethyl)-3-mercapto-2-methylpropanamide (HMPA) is a potential T2DM drug. We evaluated the effect of HMPA on gut microbiota and studied the molecular mechanism underlying HMP...

journal_title：British journal of pharmacology

authors： Liu H,Qin Y,Li K,Li M,Yang J,Tao H,Tang Y,Yang L,Chen S,Liu Y,Yang C,Gao W,Sun T

更新日期：2020-12-07 00:00:00

abstract：:1. FPL 67156 (6-N,N-diethyl-beta, gamma-dibromomethylene-D-ATP), is a newly synthesized analogue of ATP. 2. In a rabbit isolated tracheal epithelium preparation, measuring P2U-purinoceptor-dependent chloride secretion, FPL 67156 was discovered to potentiate the responses to UTP but not those to ATP-gamma-S. UTP agonis...

journal_title：British journal of pharmacology

authors： Crack BE,Pollard CE,Beukers MW,Roberts SM,Hunt SF,Ingall AH,McKechnie KC,IJzerman AP,Leff P

更新日期：1995-01-01 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：:We have studied the effects of the weak bases chloroquine, NH4Cl and amantadine on the handling of certain cardiac glycosides by HeLa cells. When these weak bases are applied acutely to HeLa cells they have only minor effects on the binding of cardiac glycosides to the sodium pumps and on the recovery of pump function...

journal_title：British journal of pharmacology

authors： Griffiths N,Lamb JF,Ogden P

更新日期：1983-08-01 00:00:00

abstract：:1 gamma-Aminobutyric acid (GABA, 0.1 to 1 mM) had no significant effect on the amplitude, rise time, half decay time or frequency of miniature endplate potentials (m.e.p.ps) at the frog or mouse neuromuscular junctions in vitro. 2 Addition of GABA (1 mM) to preparations previously treated with 11 mM K+-Ringer did not ...

journal_title：British journal of pharmacology

authors： Smart TG

更新日期：1980-01-01 00:00:00

abstract：:1. The effect of the potassium channel openers, NIP-121 and cromakalim, on agonist-induced relaxation of the guinea-pig isolated trachea was investigated and the results were compared with those in the epithelium-denuded trachea. 2. Tracheal strips were incubated with a potassium channel opener or vehicle for 30 min i...

journal_title：British journal of pharmacology

authors： Shikada K,Tanaka S

更新日期：1992-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:5-HT (serotonin) regulates various physiological functions, both directly and via enteric neurons. The present study investigated the role of endogenous 5-HT and 5-HT3 receptors in the pathogenic mechanisms involved in colonic inflammation, especially in relation to substance P (SP) and the neuro...

journal_title：British journal of pharmacology

authors： Utsumi D,Matsumoto K,Amagase K,Horie S,Kato S

更新日期：2016-06-01 00:00:00

abstract：:1. The cardiovascular and behavioural effects elicted by the intracerebroventricular (i.c.v.) injection of substance P (SP), neurokinin A (NKA), [MePhe7]neurokinin B ([MePhe7]NKB) or angiotensin II (AII) in the conscious rat were assessed before and 5 min after i.c.v. pretreatment with antagonists selective for angiot...

journal_title：British journal of pharmacology

authors： Picard P,Chrétien L,Couture R

更新日期：1995-04-01 00:00:00

abstract：:1 Very highly purified (greater than 100,000 u/mg) slow reacting substance of anaphylaxis (SRS-A) has been prepared by reversed phase high pressure liquid chromatographic (HPLC) techniques. 2 High resolution liquid chromatography suggests that SRS-A may exist in at least three distinct forms which are possible tautome...

journal_title：British journal of pharmacology

authors： Blackwell GJ,Burka JF,Flower RJ,Torkington P

更新日期：1980-01-01 00:00:00

abstract：:1 In order to address mechanistic differences between arterial vessel types, we have compared the vasorelaxant actions of anandamide in resistance (G3) and conduit (G0) mesenteric arteries. 2 Anandamide produced concentration-dependent relaxations of pre-constricted G3 arteries with a maximal response that was signifi...

journal_title：British journal of pharmacology

authors： O'Sullivan SE,Kendall DA,Randall MD

更新日期：2004-06-01 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