Immunomodulatory effects of in vitro exposure to morphine and its metabolites.

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：:Galactosamine (GalN) administration produces hepatitis-like liver injury in animals. The hepatotoxicity of GalN is attenuated by several interventions, including activation of the reticuloendothelial system (RES). Fructose-1,6-diphosphate (FDP) administration significantly increases the phagocytic activity of the RES ...

journal_title：Pharmacology

authors： Markov AK,Farias LA,Bennett WS,Subramony C,Mihas AA

更新日期：1991-01-01 00:00:00

abstract：:The effects of a 1- or 24-hour pretreatment regimen with monophosphoryl lipid A (MLA, 35 micrograms/kg i.v.) on myocardial stunning produced by repetitive coronary occlusions were studied in barbital-anesthetized dogs. Regional segment function (%SS) and myocardial blood flow were measured by sonomicrometry and the ra...

journal_title：Pharmacology

authors： Yao Z,Elliott GT,Gross GJ

更新日期：1995-09-01 00:00:00

abstract：INTRODUCTION:Homeostasis of cholesterol is crucial for cellular function, and dysregulated cholesterol biosynthesis is a metabolic event that can lead to hepatic and cardiovascular abnormalities. OBJECTIVE:The aim of this study was to investigate the effects and mechanisms of domain-associated protein (Daxx) and andro...

journal_title：Pharmacology

authors： Li TP,Sun SW,Xiong GZ,Qiu F,Yang DM,Sun SY,Xie XJ,Liao DF,Chen JX,Tuo QH

更新日期：2020-07-21 00:00:00

abstract：:Nitric oxide has been shown to decrease myocardial contractility and O2 consumption. This study was designed to evaluate the hypothesis that nitric oxide-mediated increases in cyclic GMP require elevated cyclic AMP to produce cardiac depression. Using isolated, Langendorff-perfused rat hearts, we determined the effect...

journal_title：Pharmacology

authors： Weiss HR,Sadoff JD,Scholz PM,Klabunde RE

更新日期：1997-10-01 00:00:00

abstract：:Papers published over 100 years since the beginning of the scientific study of drug metabolism in birds were reviewed. Birds were found to be able to accomplish more than 20 general biotransformation reactions in both functionalization and conjugation. Chickens were the primary subject of study but over 30 species of ...

journal_title：Pharmacology

authors： Pan HP,Fouts JR

更新日期：1979-01-01 00:00:00

abstract：:Effects of schisandrin B enantiomer ((+)Sch B and (-)Sch B) treatment on the reduced cellular glutathione (GSH) level and susceptibility to menadione-induced toxicity were investigated and compared in AML12 hepatocytes. (+)Sch B or (-)Sch B treatment at 6.25 micromol/l produced a time-dependent change in cellular GSH ...

journal_title：Pharmacology

authors： Chiu PY,Leung HY,Poon MK,Mak DH,Ko KM

更新日期：2006-01-01 00:00:00

abstract：:The effects of two synthetic heme analogues, zinc mesoporphyrin (ZnMP) and tin mesoporphyrin (SnMP), on in vivo hematopoietic progenitor cell mobilization and in vitro hematopoiesis were examined in rabbit bone marrow. Rabbits received granulocyte colony-stimulating factor (rhG-CSF) for 7 days in order to mobilize inc...

journal_title：Pharmacology

authors： Lutton JD,Jiang S,Drummond GS,Abraham NG,Kappas A

更新日期：1999-01-01 00:00:00

abstract：:The electrophysiological and mechanical effects of HNS-32, a novel azulene-1-carboxamidine derivative with antiarrhythmic activity, were studied in isolated guinea-pig myocardial preparations. HNS-32 (10(-6)-10(-4) mol/l) concentration-dependently decreased the maximum rate of rise (V(max)) of action potential in isol...

journal_title：Pharmacology

authors： Noguchi K,Kase J,Saitoh M,Masumiya H,Saitoh M,Nakazawa T,Tanaka Y,Tanaka H,Hashimoto K,Shigenobu K

更新日期：2002-01-01 00:00:00

abstract：:We established an Ascaris-induced biphasic skin allergic reaction in mice. In the early-phase reaction (EPR), mast cell degranulation was observed, and tranilast inhibited ear edema. In mast-cell-deficient mice (WBB6F(1)-W/W(V) mice), ear edema in the EPR disappeared, whereas that in the late-phase reaction (LPR) rema...

journal_title：Pharmacology

authors： Sengoku T,Sato S,Sakuma S,Ogawa T,Ohkubo Y,Goto T

更新日期：2001-01-01 00:00:00

abstract：BACKGROUND:Angiogenesis is usually driven by inflammation. Matrix metalloproteinases MMP-3 and MMP-9 and tissue inhibitors of metalloproteinases TIMP-1 and TIMP-2 are implicated in vascular remodeling. TIMP-2 exhibits antiangiogenic properties. Statins show benefits that are additional to lipid lowering including pro- ...

journal_title：Pharmacology

authors： Siddiqui AJ,Gustafsson T,Sylven C,Crisby M

更新日期：2014-01-01 00:00:00

abstract：:We examined the properties of the drug interaction between morphine and 5-HT(3) receptor antagonist at the spinal level. The nociceptive state was induced by subcutaneously injecting formalin solution (5%, 50 microl) into the hindpaw of the rats. Intrathecal morphine and m-CPBG (5-HT(3) receptor agonist) dose-dependen...

journal_title：Pharmacology

authors： Yoon MH,Bae HB,Choi JI,Kim SJ,Chung ST,Kim CM

更新日期：2006-01-01 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：:Vascular dementia (VaD) is the second most common type of dementia and has become a major public health challenge as the global population ages. VaD is caused by cerebrovascular disease, and most patients with VaD have been reported to also have Alzheimer's pathologies, which is the formation of neurofibrillary tangle...

journal_title：Pharmacology

authors： Shi R,Zheng CB,Wang H,Rao Q,Du T,Bai C,Xiao C,Dai Z,Zhang C,Chen C,Li X,Tian M,Yu X,Ji B,Weng Z,Yang W

更新日期：2020-01-01 00:00:00

abstract：:The isolated whole stomach of the mouse has been used to study the effect of atropine on gastic acid secretion stimulated by acetylcholine, bethanechol and histamine. Atropine inhibited acid secretory response to acetylcholine and bethanechol in a competitive manner. The following pA2 values for atropine were calculat...

journal_title：Pharmacology

authors： Szelenyi I,Vergin H

更新日期：1980-01-01 00:00:00

abstract：:To elucidate potential stereoselective effects of single barbiturate isomers, we compared the inhibitory potency of single thiopentone enantiomers, two isomer-enriched mixtures of methohexitone and racemic mixtures of both barbiturates on the fMLP-induced neutrophil oxidative response. A suppression of the response to...

journal_title：Pharmacology

authors： Wittmann S,Daniels S,Ittner KP,Fröhlich D

更新日期：2004-09-01 00:00:00

abstract：:We compared detailed efficacy of efonidipine and nifedipine, dihydropyridine analogues, and mibefradil using recombinant T- and L-type Ca2+ channels expressed separately in mammalian cells. All these Ca2+ channel antagonists blocked T-type Ca2+ channel currents (I(Ca(T))) with distinct blocking manners: I(Ca(T)) was b...

journal_title：Pharmacology

authors： Lee TS,Kaku T,Takebayashi S,Uchino T,Miyamoto S,Hadama T,Perez-Reyes E,Ono K

更新日期：2006-01-01 00:00:00

abstract：:The effect of sucralfate treatment (3 g daily for 6 weeks) on gastric HCO3- secretion was investigated in 15 duodenal ulcer patients. After treatment a highly significant (p less than 0.01) increase in gastric bicarbonate output was found. It is suggested that the mode of action of sucralfate includes stimulation of g...

journal_title：Pharmacology

authors： Guslandi M

更新日期：1985-01-01 00:00:00

abstract：:The duration of action of melatonin may be important for improvements in sleep efficiency in insomniacs. Ramelteon, a selective melatonin agonist, is primarily metabolized to the active metabolite M-II, which has a longer half-life and greater systemic exposure than ramelteon. Hence, M-II may contribute significantly ...

journal_title：Pharmacology

authors： Nishiyama K,Nishikawa H,Kato K,Miyamoto M,Tsukamoto T,Hirai K

更新日期：2014-01-01 00:00:00

abstract：:Opioid antagonists have been shown to prevent the occurrence of lethal arrhythmias following coronary reperfusion. In this study, we have examined the effect of a new, long-lasting, potent opioid antagonist, nalmefene, and congeners in the prevention of reperfusion arrhythmias in dogs. Nalmefene given at a dose of 1 m...

journal_title：Pharmacology

authors： Caldwell RW,Nagarajan R,Chryssanthis A,Tuttle RR

更新日期：1990-01-01 00:00:00

abstract：:The aim of this study was to assess whether moderate hypoxia affects the disposition of diltiazem. Six male beagle dogs received diltiazem (0.6 mg/kg) on three occasions: (1) while breathing air, i.e. during normoxia; (2) 1 h after initiating exposure to a FiO2 of 0.08, a FiCO2 of 0.035 and a FiN2 of 0.885, i.e. durin...

journal_title：Pharmacology

authors： du Souich P,Hartemann D,Saunier C

更新日期：1993-12-01 00:00:00

abstract：:Acetylsalicylic acid (ASA; 0.1-10 mg/kg), indomethacin (IND; 0.1-1.0 mg/kg), and tartrazine (TZ; 0.1-2.0 mg/kg), given intravenously induced dose-dependent increases in carotid-sinus nerve (CSN) activity, accompanied by increases in mean arterial blood pressure (MABP), but only the IND-induced MABP increases were dose...

journal_title：Pharmacology

authors： D'Souza SJ,Biggs DF

更新日期：1987-01-01 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：BACKGROUND/AIMS:Macitentan is a novel dual endothelin receptor antagonist with sustained receptor binding in clinical development for pulmonary arterial hypertension. The present study compared the pharmacokinetics and safety of macitentan in healthy Caucasian and Japanese subjects and explored the potential sex differ...

journal_title：Pharmacology

authors： Bruderer S,Marjason J,Sidharta PN,Dingemanse J

更新日期：2013-01-01 00:00:00

abstract：:A multicenter, placebo-controlled, double-dummy, randomized, parallel-group, double-blind study was conducted to verify the hypothesis of noninferiority for single-dose administration of zaltoprofen 160 mg, a nonsteroidal anti-inflammatory drug, compared with loxoprofen sodium 60 mg (loxoprofen), in terms of antipyret...

journal_title：Pharmacology

authors： Azuma A,Kudoh S,Nakashima M,Nagatake T

更新日期：2011-01-01 00:00:00

abstract：:Under the specific conditions reported for the separate tests delta9-tetrahydrocannabinol (THC) did not elicit a mutagenic response in microbial and eukaryotic in vitro test systems. THC treatment to histidine auxotrophs of Salmonella typhimurium strains TA 98 (susceptible to frame shift mutation) and TA 100 (suscepti...

journal_title：Pharmacology

authors： Zimmerman AM,Stich H,San R

更新日期：1978-01-01 00:00:00

abstract：BACKGROUND:Multidrug resistance (MDR) presents a problem in cancer chemotherapy, and developing new agents to overcome MDR is important. This study intends to investigate the reversal effect of -elemene on MDR in human breast carcinoma MCF-7 and doxorubicin-resistant MCF-7 cells. METHODS:MTT cytotoxicity assays, flow ...

journal_title：Pharmacology

authors： Xu HB,Li L,Fu J,Mao XP,Xu LZ

更新日期：2012-01-01 00:00:00

abstract：:Altered vascular reactivity due to endothelial dysfunction, consequent to vascular damage, is observed in rheumatoid arthritis. We investigated the effect of angiotensin (Ang)-(1-7) on vasculature changes in arthritis induced by complete Freund's adjuvant in male Wistar rats. Arthritis decreased soluble receptor for a...

journal_title：Pharmacology

authors： Açikalin Ö,Bölükbaşi Hatip FF,Tan RF,Hatip-Al-Khatib I

更新日期：2016-01-01 00:00:00

abstract：:Although proton pump inhibitors (PPI) are generally well tolerated, with most adverse effects being minor and self-limiting, there are singular reports on hypersensitivity immune reactions triggered by a PPI or its metabolites. Here we report a case of acute drug-induced fever with leukocytosis and a transient increas...

journal_title：Pharmacology

authors： Schiller D,Maieron A,Schöfl R,Donnerer J

更新日期：2014-01-01 00:00:00

abstract：:To investigate the effects of beraprost sodium on the proliferation and oxidative stress of glomerular mesangial cells under high glucose conditions, a rat mesangial cell line (rat mesangial cells; RMCs) was treated with beraprost sodium in the presence of high glucose concentrations. Proliferation rates of mesangial ...

journal_title：Pharmacology

authors： Zhang LY,Zou JJ,Liu ZM

更新日期：2011-01-01 00:00:00