Histamine H(3) receptors are involved in the protective effect of ghrelin against HCl-induced gastric damage in rats.

abstract：:To determine the existence of beta 3-adrenoceptors in functional assays in isolated preparations for which data are lacking, we compared the effects of SR 58611A, a selective beta 3-adrenoceptor agonist, and isoprenaline in the guinea pig common bile duct, distal colon and urinary bladder. SR 58611A and isoprenaline r...

journal_title：Pharmacology

authors： De Ponti F,Gibelli G,Crema F,Lecchini S

更新日期：1995-11-01 00:00:00

abstract：:The depression of evoked cortical potentials caused by brief periods of cerebral ischemia is attenuated by prior intracarotid injection of cytidoline (2, 4 or 8 mg/kg). Studies performed in hypercapnic cats suggest that the protection afforded by cytidoline is of metabolic rather than hemodynamic origin. The participa...

journal_title：Pharmacology

authors： Boismare F,Le Poncin M,Lefrançois J,Lecordier JC

更新日期：1978-01-01 00:00:00

abstract：:Cathinone, the active principle of Catha edulis (khat), shows long-lasting analgesic effects when the tail-flick test is used in rats. The involvement of monoamines, endogenous opioids and stress in this analgesic effect was tested. Both early (30 min) and late (24 h) analgesic effects of cathinone were prevented by r...

journal_title：Pharmacology

authors： Nencini P,Ahmed AM,Anania MC,Moscucci M,Paroli E

更新日期：1984-01-01 00:00:00

abstract：INTRODUCTION:Although it is beneficial to protect the skin from natural aging, especially in an aging society, the approach by which this can be achieved is still not well known. Hochu-ekki-to, a Chinese natural medicine, has various advantageous effects; however, there is no report about its influence on skin aging. ...

journal_title：Pharmacology

authors： Orita K,Yamate Y,Kobayashi H,Hiramoto K

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND/AIMS:We studied the effect of the combined treatment with an angiotensin-converting enzyme (ACE) inhibitor (ramipril) and eplerenone compared with ramipril alone in streptozocin-induced diabetic rats. METHODS:Wistar rats were divided into 4 groups: nondiabetic controls, streptozocin-treated diabetic rats (5...

journal_title：Pharmacology

authors： Mavrakanas TA,Cheva A,Kallaras K,Karkavelas G,Mironidou-Tzouveleki M

更新日期：2010-01-01 00:00:00

abstract：:Angiotensin II (ANG II) is a potent vasoconstrictor in most vascular beds. We studied the role of cyclooxygenase products and/or endothelium-derived relaxing factor (EDRF) in modulating the pressor response to ANG II in the isolated, blood perfused dog lung. ANG II was given as a bolus dose of 2, 4 and 8 micrograms be...

journal_title：Pharmacology

authors： el-Kashef HA,Ehrhart IC,Hofman WF

更新日期：1990-01-01 00:00:00

abstract：:Chronic administration of epinephrine to adult male rats resulted in a significant increase in the rate of ethanol elimination, when given alone or together with the beta-adrenergic blocker alprenolol. This effect was observed concomitantly with an increased hepatic oxygen utilization and no changes in mitochondrial r...

journal_title：Pharmacology

authors： Petermann M,Bravo M,Videla L,Ugarte G

更新日期：1979-01-01 00:00:00

abstract：:The oral bioavailability of two investigational formulations of bicalutamide was compared with the current clinical formulation. The first formulation was amorphous R-/S-bicalutamide in solid dispersion with a polymeric matrix of hydroxypropyl methylcellulose phthalate (HP55S) (R-/S-bicalutamide/HP55S); the second was...

journal_title：Pharmacology

authors： Cantarini M,Fuhr R,Morris T

更新日期：2006-01-01 00:00:00

abstract：:Extracellular ATP regulates cell proliferation, muscle contraction and myoblast differentiation. ATP present in the muscle interstitium can be released from contracting skeletal muscle cells. L-Carnitine is a key element in muscle cell metabolism, as it serves as a carrier for fatty acid through mitochondrial membrane...

journal_title：Pharmacology

authors： Rigault C,Bernard A,Georges B,Kandel A,Pfützner E,Le Borgne F,Demarquoy J

更新日期：2008-01-01 00:00:00

abstract：:The purpose of this investigation on human umbilical arteries was: (1) to analyze the effects of magnesium (Mg2+) in the prevention of contractions induced by 5-hydroxytryptamine (5-HT), KCl, Bay K 8644 and BaCl2; (2) to determine whether the presence of Mg2+ could modulate the response to caffeine in Ca2+-free medium...

journal_title：Pharmacology

authors： Tiritilli A

更新日期：1998-12-01 00:00:00

abstract：:Combination therapy with antiretroviral drugs is used for the treatment of patients infected with the human immunodeficiency virus. To achieve optimal drug concentrations for viral suppression and avoidance of drug toxicity, monitoring of drug levels has been considered essential. We set up an analytical procedure for...

journal_title：Pharmacology

authors： Donnerer J,Kronawetter M,Kapper A,Haas I,Kessler HH

更新日期：2003-12-01 00:00:00

abstract：:Wood creosote, a mixture of phenolic compounds, suppresses in vitro contractions of rat intestine. To identify a compound in wood creosote able to inhibit intestinal motility, we screened its constituent phenolic compounds and found 4-ethylguaiacol (4-EG) as an active compound. It suppressed the spontaneous phasic (IC...

journal_title：Pharmacology

authors： Toyoda M,Ogata N,Shibata T

更新日期：1993-11-01 00:00:00

abstract：:The effect of cimetidine and two new histamine H2-receptor antagonists, oxmetidine and SKF 93479, on histamine-stimulated adenylate cyclase activity was studied in guinea pig gastric mucosal cells. Histamine stimulated the enzyme activity in concentration-dependent fashion. The concentration-response curve of histamin...

journal_title：Pharmacology

authors： Cheret AM,Scarpignato C,Lewin MJ,Bertaccini G

更新日期：1984-01-01 00:00:00

abstract：:The effect of fenfluramine, administered orally in a daily dose of 1 mg/kg for 40 days, on the disposition and rate of elimination of antipyrine was studied in 15 obese patients. Although the plasma half-life of antipyrine was unchanged, the apparent volume of distribution (1/kg) fell by 11.6% (p less than 0.001) and ...

journal_title：Pharmacology

authors： O'Malley K,Stevenson IH,West M

更新日期：1975-01-01 00:00:00

abstract：BACKGROUND/AIMS:morphine is known to inhibit cholinergic contractions of the guinea pig small intestine. This has been compared to the human small intestinal innervated longitudinal muscle in the current study. METHODS:cholinergic primary contractions of human small intestinal longitudinal strips were evoked by electr...

journal_title：Pharmacology

authors： Benko R,Molnár Z,Nemes D,Dékány A,Kelemen D,Illényi L,Cseke L,Papp A,Varga G,Bartho L

更新日期：2010-01-01 00:00:00

abstract：:The effects of alpha-adrenergic agonists on 45Ca efflux from slices of rat liver were studied and the results compared to earlier studies on the rabbit aorta. Norepinephrine and phenylephrine (PE) cause a stimulation of 45Ca efflux which was due to alpha 1-receptor activation. The mitochondrial uncoupler dinitrophenol...

journal_title：Pharmacology

authors： Lynch CJ,Deth RC

更新日期：1984-01-01 00:00:00

abstract：:We investigated the vascular effects of glucagon-like peptide-1 (GLP-1) and Exendin-4 in type 2 diabetic rat aortae. Studies were performed in a normal control group (NC) (0.2 ml i.p. saline, n = 10), streptozotocin (STZ)/nicotinamide diabetic control group (DC) (a single dose of 80 mg/kg STZ i.p. injection 15 min aft...

journal_title：Pharmacology

authors： Ozyazgan S,Kutluata N,Afşar S,Ozdaş SB,Akkan AG

更新日期：2005-06-01 00:00:00

abstract：:The effect of morphine, fentanyl, pethidine and pentazocine was studied in gerbils against air blast-induced seizures. Major, generalized seizures were suppressed by morphine (ED50 = 4.0 mg/kg s.c.), fentanyl (ED50 = 64 micrograms/kg s.c.), and pethidine (ED50 = 2.4 mg/kg s.c.), but not by pentazocine. The anticonvuls...

journal_title：Pharmacology

authors： Frey HH

更新日期：1986-01-01 00:00:00

abstract：:Three doses (0.31, 3.1 and 31 mg/kg) of methotrexate (MTX) were given intravenously to rats. The resulting concentration-time curves in plasma (normalized by dividing the plasma concentration by a multiple of the dose) were not superimposable, indicating nonlinear plasma pharmacokinetics. In liver, kidney, bone marrow...

journal_title：Pharmacology

authors： Scheufler E

更新日期：1982-01-01 00:00:00

abstract：:Prior studies revealed an apparent bimodal distribution of adrenal xenobiotic-metabolizing activities in outbred guinea pigs. High activities were characteristic of most animals but a minority had very low rates of metabolism. The present studies were done to determine the basis for this distribution. Among the enzyma...

journal_title：Pharmacology

authors： Colby HD,Huang Y,Jiang Q,Voigt JM

更新日期：2000-08-01 00:00:00

abstract：:Effects of choleresis produced by atropine (4-10(-4)M) on the biliary elimination of 3H-ouabain and on the biliary clearance rate of 14C-erythritol were studied in the isolated perfused rat liver. The increased bile flow produced by atropine was associated with decreased level of 3H-ouabain in the bile. The cumulative...

journal_title：Pharmacology

authors： Nevasaari K,Alakare B,Kärki NT

更新日期：1977-01-01 00:00:00

abstract：:The effects of the novel antihypertensive agent, carvedilol, on renal hemodynamics and excretory function have been investigated and compared with the effects of labetalol in conscious, spontaneously hypertensive rats. Sustained intravenous infusion of carvedilol or labetalol at a rate of 10 micrograms/kg/min resulted...

journal_title：Pharmacology

authors： Gellai M,DeWolf R,Ruffolo RR Jr

更新日期：1990-01-01 00:00:00

abstract：:The aims of the present study were to investigate the pharmacological effects induced by Tityus serrulatus venom (TsV) and its fractions and to compare with the effects induced by pure alpha (TsTX-V) and beta (TsTX-I) toxins isolated from TsV on rat retractor penis muscle (RPM). TsV, fractions X, XI, XIIa, XIIb (0.01-...

journal_title：Pharmacology

authors： Bomfim JH,de Godoy MA,Giglio JR,de Oliveira AM,Arantes EC

更新日期：2005-03-01 00:00:00

abstract：:The in vitro addition of (-)-delta9-tetrahydrocannabinol (delta9-THC) resulted in a dose-responsive inhibition of the high-affinity specific synaptosomal uptake of both 3H-tryptophan and 3H-choline in mouse forebrain crude synaptosomal preparations. The approximate concentrations of delta9-THC required to cause a 50% ...

journal_title：Pharmacology

authors： Johnson KM,Dewey WL

更新日期：1978-01-01 00:00:00

abstract：:Pain and mental status were assessed in a series of 35 consecutive hospitalized patients with metastatic cancer receiving narcotics for pain that was difficult to control. Forty-five episodes of mental status impairment were detected in 27 of these patients. Fifteen patients had dose-related oversedation or organic br...

journal_title：Pharmacology

authors： Leipzig RM,Goodman H,Gray G,Erle H,Reidenberg MM

更新日期：1987-01-01 00:00:00

abstract：:The present study aims at investigating the effects of mannitol and dimethylthiourea, known hydroxyl radical scavengers, on lipid peroxidation as an indicative of oxidative damage, NF-kappa B activation and IL-8 production by Helicobacter pylori in gastric epithelial cells. A human gastric epithelial cell line, AGS, t...

journal_title：Pharmacology

authors： Kim H,Seo JY,Kim KH

更新日期：1999-10-01 00:00:00

abstract：:A comparative study of four natural eugenol compounds found in the volatile oil fraction of Myristica fragans, namely eugenol (E), methyleugenol (ME), isoeugenol and methylisoeugenol, was carried out in mice. Using a mixture of saline + tween-80 to suspend the compounds and the intraperitoneal route, ME revealed to be...

journal_title：Pharmacology

authors： Sell AB,Carlini EA

更新日期：1976-01-01 00:00:00

abstract：:We investigated the total urinary kallikrein levels, left-ventricular wall thickness and mean arterial blood pressure of nontreated and captopril-treated diabetic and nondiabetic spontaneously hypertensive rats. The mean arterial blood pressure was significantly elevated in diabetic spontaneously hypertensive rats as ...

journal_title：Pharmacology

authors： Sharma JN,Kesavarao U

更新日期：2002-04-01 00:00:00

abstract：:Various attempts to developing antagonists for substance P (SP) and related peptides, based on our past experience with angiotensin, kinins, and neurotensin, were unsuccessful. The particular features of SP, namely the high activity of C-terminal partial sequences in some pharmacological tests were used to develop one...

journal_title：Pharmacology

authors： Regoli D,Escher E,Mizrahi J

更新日期：1984-01-01 00:00:00

abstract：:There is an ongoing debate about possible advantages of the coadministration of caffeine with cyclooxygenase (COX) inhibitors in the treatment of pain. There are results suggesting interference by caffeine with COX expression and activity in rat immune cells. In the present study, we have used, therefore, human endoto...

journal_title：Pharmacology

authors： Ulcar R,Schuligoi R,Heinemann A,Santner B,Amann R

更新日期：2003-02-01 00:00:00