Effects of opioid (tramadol) treatment on testicular functions in adult male rats: The role of nitric oxide and oxidative stress.

abstract：:The beta-receptor stimulant effects of Sm220Cl, dl-N-(1,1-dimethyl-3-phenylpropyl)-2-hydroxy-2-(3,4-dihydroxy-2-methoxyphenyl)ethylamine, and (-)-isoprenaline have been compared in isolated atrial (beta1) and tracheal (beta2) preparations from guinea-pigs and cats. 2. The compounds were also tested for their ability t...

journal_title：Clinical and experimental pharmacology & physiology

authors： Bohmer K,Raper C

更新日期：1977-07-01 00:00:00

abstract：:Increasing evidence indicates the important roles of M(3) muscarinic acetylcholine receptors (M(3) mAChR) in the regulation and maintenance of cardiac function and heart disease. In the present study, we investigated whether the M(3) mAChR mediates the cardioprotection against ischaemia-induced arrhythmias and the ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Wang S,Han HM,Jiang YN,Wang C,Song HX,Pan ZY,Fan K,Du J,Fan YH,Du ZM,Liu Y

更新日期：2012-04-01 00:00:00

abstract：:Alpha-pinene (α-pinene) is an organic compound, found in the oils of many species of coniferous trees, especially pine. α-Pinene reportedly has antioxidant and anti-inflammatory activities; however, its effects on osteoblasts are unknown. This study investigated the effects of α-pinene on osteoblast differentiation an...

journal_title：Clinical and experimental pharmacology & physiology

authors： Min HY,Son HE,Jang WG

更新日期：2020-05-01 00:00:00

abstract：:1. Aqueous celery extract was administered intraperitoneally to genetically hypercholesterolaemic (RICO) and normocholesterolaemic (RAIF) rats via Alzet osmotic pumps over a 13 day period. 2. The serum cholesterol concentration of the celery extract-treated RICO rats was found to be significantly lower (P < 0.05) than...

journal_title：Clinical and experimental pharmacology & physiology

authors： Tsi D,Tan BK

更新日期：1996-03-01 00:00:00

abstract：:1. The concentrations of gamma-amino butyric acid (GABA) and glutamate were measured in the brains of chickens which were treated with furazolidone (FZ) or nitrofurazone (NF) at oral doses of 12.5, 25 or 50 mg/kg for 5 days. 2. At the end of the treatment, birds on the small dose of FZ or NF lost about 9% of their bod...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ali BH

更新日期：1988-12-01 00:00:00

abstract：:1. Nitric oxide (NO), or peroxynitrite, is known to inhibit haemoproteins, including cytochrome P450 mono-oxygenases. The present study explores the functional correlates of the inhibition by NO of renal epoxygenase on the vascular responses to arachidonic acid (AA) in the perfused kidney. 2. Control kidneys produce m...

journal_title：Clinical and experimental pharmacology & physiology

authors： Oyekan A

更新日期：2002-11-01 00:00:00

abstract：:The aim of the present study was to investigate the effect of prostaglandin (PG) E1 on hypoxia/re-oxygenation (H/R) apoptosis and the expression of bcl-2 and bax in cultured neonatal rat cardiomyocytes. The H/R model was made using the first generation of cultured neonatal rat cardiomyocytes. Hypoxia/re-oxygenation ap...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ma XQ,Fu RF,Feng GQ,Wang ZJ,Ma SG,Weng SA

更新日期：2005-12-01 00:00:00

abstract：:Responses of the toad isolated rectus abdominis muscle to cumulative doses of carbachol were recorded in the absence or presence of varying concentrations of cimetidine or ranitidine. The corresponding cumulative log concentration-response curves for carbachol were then plotted for each antagonist studied. Cimetidine ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Gwee MC,Cheah LS,Shoon ML

更新日期：1986-08-01 00:00:00

abstract：:1. Structural changes in resistance vessels were studied sequentially (a) by hindquarter perfusion and (b) by planimetry of renal arterioles less than or equal to 20 micrometers radius, for 10 weeks during development of DOCA (deoxycorticosterone acetate)/salt hypertension in uninephrectomized rats and 5 weeks after c...

journal_title：Clinical and experimental pharmacology & physiology

authors： Vial JH,Yong AC,Boyd GW

更新日期：1982-05-01 00:00:00

abstract：:Severe drug eruption (SDE), a common skin disease, becomes dangerous when it occurs in patients with human immunodeficiency virus (HIV). However, the molecular mechanisms are poorly understood. Forty patients including HIV+ SDE+ (n = 15), HIV- SDE+ (n = 15) and HIV+ SDE- (n = 10) subjects were enrolled in our study. A...

journal_title：Clinical and experimental pharmacology & physiology

authors： Tang JT,Li YY,Zhang Y,Liu J,Guan W,Wang RR,He LP,Zhang JB,Kuang YQ

更新日期：2020-06-01 00:00:00

abstract：:Atherosclerosis is a complex chronic inflammatory disease that remains one of the leading causes of death and disability worldwide. A previous study reported that glaucocalyxin A (GLA), a natural ent-Kaurane diterpenoid triptolide, exhibits anti-atherosclerotic activity. However, the underlying molecular mechanism has...

journal_title：Clinical and experimental pharmacology & physiology

authors： Zhu S,Zhang J,Lv Y

更新日期：2020-05-01 00:00:00

abstract：:1. Twelve treated hypertensive patients (ages 58-71 years) who had also been treated for joint disease participated in a randomized double-blind crossover placebo-controlled study to investigate the effects of indomethacin (25 mg three times daily) on blood pressure and biochemical parameters over a 6-week period. 2. ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Wing LM,Bune AJ,Chalmers JP,Graham JR,West MJ

更新日期：1981-09-01 00:00:00

abstract：:Simultaneous measurements of smooth muscle membrane potential and tension were made from isolated pieces of rat tail artery. A single electrical stimulus to the perivascular nerves produced a transient contraction of the smooth muscle. The amplitude of the contraction was increased after removal of the endothelium. Th...

journal_title：Clinical and experimental pharmacology & physiology

authors： Kotecha N,Neild TO

更新日期：1986-03-01 00:00:00

abstract：:1. Visfatin (also known as nicotinamide phosphoribosyltransferase or Nampt) is a novel adipokine associated with metabolic abnormalities in obesity and diabetes. The aim of the present study was to determine whether visfatin levels in the circulation and visfatin expression in fat tissues are altered in Lyon hypertens...

journal_title：Clinical and experimental pharmacology & physiology

authors： Wang P,Bai C,Xu QY,Xu TY,Su DF,Sassard J,Miao CY

更新日期：2010-09-01 00:00:00

abstract：:Hypertension leads to electrophysiological changes in the heart. Chronic exercise induced by a treadmill-running programme (TRP) is considered a potential non-pharmacological treatment for hypertension and may have implications in heart remodelling. However, it is not known whether the TRP is able to improve the elect...

journal_title：Clinical and experimental pharmacology & physiology

authors： Roman-Campos D,Carneiro-Júnior MA,Prímola-Gomes TN,Silva KA,Quintão-Júnior JF,Gondim AN,Duarte HL,Cruz JS,Natali AJ

更新日期：2012-02-01 00:00:00

abstract：:Asymmetric dimethylarginine (ADMA) is an endogenously produced nitric oxide synthase (NOS) inhibitor. L-Arginine can be metabolised by NOS and arginase, and arginase is the first step in polyamine production necessary for cellular proliferation. We tested the hypothesis that ADMA would inhibit NOS but not arginase act...

journal_title：Clinical and experimental pharmacology & physiology

authors： Chen B,Strauch K,Jin Y,Cui H,Nelin LD,Chicoine LG

更新日期：2014-07-01 00:00:00

abstract：:1. The present review focuses on some of the processes producing rhythms in sympathetic nerves influencing cardiovascular functions and considers their potential relevance to nervous integration. 2. Two mechanisms are considered that may account for rhythmic sympathetic discharges. First, neuronal elements of peripher...

journal_title：Clinical and experimental pharmacology & physiology

authors： Gilbey MP

更新日期：2007-04-01 00:00:00

abstract：:1. The diffusional permeability of collecting ducts to 22Na+ and 36Cl- was measured in rat papillae in vitro. 2. The permeability of the collecting duct to 36Cl- was 0.72 (s.e.m. = 0.01; n = 356) microns/sec which was significantly higher than the value of 0.51 (s.e.m. = 0.01; n = 356) microns/sec measured for 22Na+. ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Morgan T,Ray C

更新日期：1982-11-01 00:00:00

abstract：:1. The hepatic reticulo-endothelial cell population is generally assumed to increase in size, along with the liver, during ageing in rats. However, this has not been rigorously established. 2. Using electron microscopy and stereological techniques, the present study has shown that the volume densities of hepatocytes a...

journal_title：Clinical and experimental pharmacology & physiology

authors： Martin G,Sewell RB,Yeomans ND,Smallwood RA

更新日期：1992-07-01 00:00:00

abstract：:1. Previous clinical and experimental reports have suggested that the systemic administration of ethyl alcohol permits lower body temperatures before the onset of hypothermic cardiac arrest. 2. In the investigations described here, the effect of ethyl alcohol on the temperature at which cardiac arrest occurred in rats...

journal_title：Clinical and experimental pharmacology & physiology

authors： Duthie AM,White JF

更新日期：1977-07-01 00:00:00

abstract：:1. Left ventricular (LV) hypertrophy has been implicated in the reduction of baroreflex sensitivity present in hypertension. The aim of the current study was to investigate the mean arterial pressure-heart rate reflex (MAP-HR) in a model which induced left ventricular hypertrophy but no sustained blood pressure elevat...

journal_title：Clinical and experimental pharmacology & physiology

authors： Kingwell BA,Krause L,Julius S

更新日期：1994-01-01 00:00:00

abstract：:1. The antinociceptive effect of prostaglandins E1, E2 and F2alpha was studied in albino rats. Though all three prostaglandins produced similar degrees of sedation, only prostaglandin E1 (PGE1) produced a dose-related antinociceptive activity. 2. The antinociceptive activities of equi-analgesic doses of morphine (7.5....

journal_title：Clinical and experimental pharmacology & physiology

authors： Sanyal AK,Bhattacharya SK,Keshary PR,Srivastava DN,Debnath PK

更新日期：1977-05-01 00:00:00

abstract：:This study describes the pharmacodynamic interaction between propofol and remifentanil. Sixty patients who were scheduled for elective surgery under general anaesthesia (30 males/30 females) were enrolled. Patients were randomly allocated to receive one of 15 combinations of drug levels. Baseline electroencephalograms...

journal_title：Clinical and experimental pharmacology & physiology

authors： Choe S,Choi BM,Lee YH,Lee SH,Lee EK,Kim KS,Noh GJ

更新日期：2017-01-01 00:00:00

abstract：:1. In cats anaesthetized with alpha-chloralose, electrical stimulation (ES) of the trigeminal ganglion produced a fall in blood pressure, a predominantly ipsilateral dilatation in the common carotid vascular bed and bilateral dilatation of the middle meningeal vascular bed. Section of the trigeminal root abolished the...

journal_title：Clinical and experimental pharmacology & physiology

authors： Lambert GA,Michalicek J,Regaglia F

更新日期：1997-06-01 00:00:00

abstract：:1. While it is believed that the mammalian distal nephron is not involved in uric acid transport, this has not been directly evaluated. Nevertheless, some studies are consistent with significant distal nephron transport. 2. As uric acid transport in man may be similar to the rat, undirectional uric acid permeability w...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ray C,Carney S,Morgan T

更新日期：1997-09-01 00:00:00

abstract：:C1q/TNF-related protein 6 (CTRP6) is a member of the CTRP family that has been reported to exhibit a nephroprotective effect. However, the role of CTRP6 in renal ischaemia/reperfusion (I/R) injury (IRI) remains unclear. In the present study, we aimed to explore the protective effect of CTRP6 in renal IRI and the poten...

journal_title：Clinical and experimental pharmacology & physiology

authors： Xiang H,Xue W,Li Y,Zheng J,Ding C,Dou M,Wu X

更新日期：2020-06-01 00:00:00

abstract：:1. The effect of bromocriptine (a prolactin suppressant drug) on the serum levels of calcium was studied in the male rat. The drug was administered subcutaneously at a dosage of 100 microgram per 100 g body weight three times per day. 2. Chronic treatment with bromocriptine had no significant effect on the serum calci...

journal_title：Clinical and experimental pharmacology & physiology

authors： Tan CM,Tan GJ

更新日期：1978-09-01 00:00:00

abstract：:The purpose of the present study was to identify the differential proteins that synchronously change in urine and glomeruli and could be used to monitor glomerular lesions of IgA nephropathy (IgAN). The proteomes of urine and glomeruli from four IgAN patients who were graded III/IV according to the grading system of L...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ning X,Yin Z,Li Z,Xu J,Wang L,Shen W,Lu Y,Cai G,Zhang X,Chen X

更新日期：2017-05-01 00:00:00

abstract：:1. In a number of species, high concentrations of angiotensin II (AngII) receptors have been found in the rostral ventrolateral medulla (RVLM) in the hindbrain, which is an important region involved in the modulation of sympathetic vasomotor tone. The present review describes studies in which the contribution of angio...

journal_title：Clinical and experimental pharmacology & physiology

authors： Head GA

更新日期：1996-09-01 00:00:00

abstract：:1. Subacute administration of dyflos to guinea-pigs (1.2 mg/kg, s.c., daily for 10 days) led to the development of subsensitivity to carbachol in the ileum but not in the electrically stimulated left atrium. 2. Atria from dyflos-pretreated animals became supersensitive to acetylcholine but the ileum became subsensitiv...

journal_title：Clinical and experimental pharmacology & physiology

authors： Mitchelson F,O'Shea RA

更新日期：1977-11-01 00:00:00