In vitro anti-oxidant and DNA protective effects of the novel 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitor rosuvastatin.

abstract：:1. Hyperhomocysteinaemia (HHcy) is associated with endothelial dysfunction and has been recognized as a risk factor of cardiovascular disease. The present study aimed to investigate the effect of homocysteine (Hcy) on endothelial function in vivo and in vitro, and the underlying signalling pathways. 2. The HHcy animal...

journal_title：Clinical and experimental pharmacology & physiology

authors： Yan TT,Li Q,Zhang XH,Wu WK,Sun J,Li L,Zhang Q,Tan HM

更新日期：2010-11-01 00:00:00

abstract：:1. Piretanide is a new loop diuretic resembling furosemide. The effects of this diuretic on various parameters of renal function and on the excretion of the major ions were studied on anaesthetized, hydrated rats. 2. Piretanide induced a marked diuresis and increased sodium, potassium, chloride and calcium excretion. ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Nguyen-Simonnet H,Gauthier C,Pellet M

更新日期：1981-07-01 00:00:00

abstract：:1. The concentration of methylguanidine and guanidinosuccinic acid has been measured in normal human plasma and discrepancies between various published methods for measuring methylguanidine have been resolved. Previous methods have been modified to allow these guanidines, together with guanidinoacetic acid and creatin...

journal_title：Clinical and experimental pharmacology & physiology

authors： Lazdins I,Dawborn JK

更新日期：1978-01-01 00:00:00

abstract：:1. Congenital long QT syndrome (LQTS) is a genetically heterogeneous disease. The aim of the present study was to identify the gene mutation in a Chinese family with LQTS and investigate the functional changes associated with the mutation. 2. Polymerase chain reaction and DNA sequencing were used to screen for the KCN...

journal_title：Clinical and experimental pharmacology & physiology

authors： Yang HT,Sun CF,Cui CC,Xue XL,Zhang AF,Li HB,Wang DQ,Shu J

更新日期：2009-08-01 00:00:00

abstract：:1. RNA interference in vivo has tremendous potential, both with respect to the elucidation of protein function in animals and as a therapeutic platform in humans. In vitro, short interfering RNA (siRNA) has been shown to completely silence gene expression in mammalian cells at low picomolar concentrations. 2. Although...

journal_title：Clinical and experimental pharmacology & physiology

authors： White PJ

更新日期：2008-11-01 00:00:00

abstract：:Vancomycin is an antibiotic used in the treatment of infections caused by multidrug-resistant Gram-positive bacteria, especially methicillin-resistant Staphylococcus aureus. In the last decades, vancomycin has been widely used in hospital environments due to the increasing incidence of sepsis and septic shock. Sepsis ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Zamoner W,Prado IRS,Balbi AL,Ponce D

更新日期：2019-04-01 00:00:00

abstract：:1. The aim of the present study was to assess the bioequivalence of two cefadroxil products, namely Ultracef (a reference product) in the form of a 500 mg capsule (produced by Bristol-Myers Squibb Laboratories, Princeton, NJ, USA) and Roxil (a test product) in the form of a 500 mg capsule (produced by Tabuk Pharmaceut...

journal_title：Clinical and experimental pharmacology & physiology

authors： Otoom S,Hasan M,Najib N

更新日期：2004-07-01 00:00:00

abstract：:1. Intravenous endothelin-1 releases endothelium-derived relaxing factor (EDRF) and prostacyclin from the lungs, and substantial pulmonary clearance is claimed. Since these vaso-active substances could alter the haemodynamic effects of endothelin-1, the effects of boluses of endothelin-1 injected intravenously and int...

journal_title：Clinical and experimental pharmacology & physiology

authors： Roberts-Thomson P,McRitchie RJ,Cain MD,Chalmers JP

更新日期：1994-04-01 00:00:00

abstract：:1. Studies using animal experimental models have suggested that the beta2-adrenoceptor is uncoupled in association with alterations in the expression of G-protein-coupled receptor kinases (GRK) 2/3 in heart failure. However, the functional expression of the components of this pathway in human disease has not been full...

journal_title：Clinical and experimental pharmacology & physiology

authors： Dzimiri N,Basco C,Moorji A,Afrane B,Al-Halees Z

更新日期：2002-03-01 00:00:00

abstract：:1. Although it is well established that hypertension is the main risk factor for stroke, the complexity of cerebrovascular problems related to hypertension is not generally appreciated. 2. Hypertension can cause stroke through many mechanisms. A high intraluminal pressure will lead to extensive alteration in endotheli...

journal_title：Clinical and experimental pharmacology & physiology

authors： Johansson BB

更新日期：1999-07-01 00:00:00

abstract：:Pressor responsiveness to angiotensin II (AII) and phenylephrine (PE) was examined before and after 5 days of ACTH (1 mg, i.m., daily) or hydrocortisone (200 mg, orally, daily) in six normotensive men. Pulse pressure was higher prior to PE than AII infusion, presumably due to feeding. Systolic blood pressure (SBP) was...

journal_title：Clinical and experimental pharmacology & physiology

authors： Whitworth JA,Connell JM,Lever AF,Fraser R

更新日期：1986-04-01 00:00:00

abstract：:1. Na+/H+ exchange, an ethylisopropylamiloride (EIPA)-sensitive Na+ and HCO3- dependent system and a diisothio-cyanatostilbenedisulphonic acid (DIDS)-sensitive Na+ and HCO3- transporter, contribute to sodium influx and intracellular pH (pHi) regulation in vascular smooth muscle. 2. In cultured cells from the human int...

journal_title：Clinical and experimental pharmacology & physiology

authors： Bobik A,Little PJ,Neylon CB

更新日期：1991-02-01 00:00:00

abstract：:1. The aim of this study was to compare the effect of acute versus chronic ADH administration on the handling of sodium, potassium and water by the nephron. Simultaneous clearance and free-flow micropuncture experiments were performed on rats, infused with hypotonic Ringer solution, following either 1-3 h ('acute') or...

journal_title：Clinical and experimental pharmacology & physiology

authors： Field MJ,Seow F,Lawrence JR

更新日期：1989-02-01 00:00:00

abstract：:1. Neutrophil function was studied in 10 males presenting with acute myocardial infarction (MI) within 6 h of onset and in 10 normal males. Neutrophil production of platelet-activating factor (PAF), determined by bioassay, that of leukotriene B4 by HPLC, and the activity of an enzyme involved in the synthesis of PAF, ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Strahan ME,Graham RM,Eccleston DS,Sturm MJ,Taylor RR

更新日期：1995-02-01 00:00:00

abstract：:1. A rapid imaging technique with temporal resolution of about 1 ms was employed to describe cell-length changes during the isotonic contraction cycle of adult rat ventricular myocytes at 22 degrees C. 2. Parameters of cell contraction and relaxation were defined and values obtained under control conditions and after ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Delbridge LM,Harris PJ,Morgan TO

更新日期：1989-03-01 00:00:00

abstract：:1. Plasma concentration and atrial content of atrial natriuretic factor (ANF) were measured in rats with chronic renal failure induced by subtotal nephrectomy. 2. Plasma ANF was higher, and atrial ANF content lower in rats with renal failure when compared with sham-operated controls. 3. Plasma renin activity (PRA) and...

journal_title：Clinical and experimental pharmacology & physiology

authors： Hodsman GP,Jackson B,Debrevi LM,Ogawa K,Johnston CI

更新日期：1987-03-01 00:00:00

abstract：:1. We examined the proliferative rates of cultured astrocytes isolated from stroke-prone spontaneously hypertensive rats (SHRSP) and stroke-resistant spontaneously hypertensive rats (SHRSR). Wistar-Kyoto rats (WKY) were used as a control for SHRSP and SHRSR. 2. In the presence of 10% fetal bovine serum (FBS), the doub...

journal_title：Clinical and experimental pharmacology & physiology

authors： Yamagata K,Nara Y,Tagami M,Yamori Y

更新日期：1995-09-01 00:00:00

abstract：:The activity of dopamine-beta-hydroxylase (D beta H) in the serum was measured in patients with quadriplegia and in healthy subjects. We assume that the plasma D beta H levels reflect sympathetic tone. Quadriplegics had significantly lower D beta H levels at rest. After head-up tilting a significant decrease in D beta...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ohry A,Rabinowitz R,Korczyn AD

更新日期：1980-07-01 00:00:00

abstract：:1. To determine the effects of an acute oral dose of glibenclamide on blood pressure (BP), basal forearm vascular resistance (FVR) and FVR responses to the K+(ATP) channel activating vasodilator diazoxide, a placebo-controlled, double-blind cross-over study was performed in eight male volunteers with non-insulin-depen...

journal_title：Clinical and experimental pharmacology & physiology

authors： Sundaresan P,Lykos D,Daher A,Morris R,Diamond T,Howes LG

更新日期：1998-02-01 00:00:00

abstract：:1. Prenatal dexamethasone leads to low birth weight and compromises organogenesis, but its effects on nephrogenesis in male and female rats have not yet been investigated extensively. Reduced renal mass may be responsible for hypertension and renal haemodynamic and morphological adjustments to maintain the glomerular ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Martins JP,Monteiro JC,Paixão AD

更新日期：2003-01-01 00:00:00

abstract：:This study tested the hypothesis that the initial fall in arterial pressure evoked by lipopolysaccharide (LPS) is mediated by the ventrolateral column of the midbrain periaqueductal gray region (vlPAG). To test this hypothesis, the local anaesthetic lidocaine (2%; 0.1 μL, 0.2 μL or 1.0 μL), the delta opioid receptor a...

journal_title：Clinical and experimental pharmacology & physiology

authors： Millington WR,Yilmaz MS,Feleder C

更新日期：2016-06-01 00:00:00

abstract：:1. We have studied the role of kallikrein (KK) in the maintenance of renal function in chronic hypoxic rats (high altitude; HA), compared with control rats kept at sea level (SL). Hypoxia was induced by placing female Wistar rats (198-290 g) in an altitude chamber (5500 m) 15 h/day for 4 weeks. Experiments were also c...

journal_title：Clinical and experimental pharmacology & physiology

authors： Chen CF,Chen LW,Chien CT,Wu MS,Tsai TJ

更新日期：1996-09-01 00:00:00

abstract：:1. The effect of propofol on cardiac whole-cell sodium currents and single sodium channels in rat isolated ventricular myocytes was examined using patch-clamp techniques. 2. Propofol caused a block of the whole-cell sodium current, the potency of block depending on the holding potential. When cells were held at -90 mV...

journal_title：Clinical and experimental pharmacology & physiology

authors： Saint DA,Tang Y

更新日期：1998-05-01 00:00:00

abstract：:1. The physiological relevance of cardiac and vascular alpha-adrenoceptors may increase in disease states in which beta-adrenoceptors are altered. To test this, positive inotropic and vasoconstrictor responses to phenylephrine were measured in isolated tissues from rats with experimentally-induced hyperthyroidism, hyp...

journal_title：Clinical and experimental pharmacology & physiology

authors： Brown L,Amos G,Miller B

更新日期：1994-09-01 00:00:00

abstract：:1. The efficacy of coumarin (1,2-benzopyrone) was examined for the regulation of hyperthyroidism in female rats. 2. Coumarin was administered (10 mg/kg per day for 15 days) to l-thyroxine (L-T(4))-induced hyperthyroid as well as to euthyroid rats and changes in serum concentrations of thyroid hormones and in associate...

journal_title：Clinical and experimental pharmacology & physiology

authors： Panda S,Kar A

更新日期：2007-11-01 00:00:00

abstract：:1. Breast cancer resistance protein (BCRP, ABCG2) is a drug efflux transporter that is believed to affect the drug disposition of several drugs and xenobiotics. In the present study, we evaluated the localization and functional expression of BCRP in the human choriocarcinoma cell line BeWo, an in vitro model of the hu...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ceckova M,Libra A,Pavek P,Nachtigal P,Brabec M,Fuchs R,Staud F

更新日期：2006-01-01 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：:1. We set out to investigate whether the administration of naloxone alone, naloxone plus vasopressin (AVP) or naloxone plus alprazolam to patients with Cushing's syndrome would result in a blunted dynamic response of the pituitary-adrenal axis compared with normal volunteers. Cushing's syndrome is often difficult to d...

journal_title：Clinical and experimental pharmacology & physiology

authors： Jackson RV,Hockings GI,Torpy DJ,Grice JE,Crosbie GV,Walters MM,Strakosch CR

更新日期：1996-06-01 00:00:00

abstract：:1. The effects of endogenous and exogenous acetylcholine (ACh) on nitrergic relaxations elicited by electrical field stimulation (EFS) were studied in guinea-pig endothelium-denuded basilar artery preparations precontracted with 1 mumol/L prostaglandin F2 alpha and a possible role of K+ channels in mediating the effec...

journal_title：Clinical and experimental pharmacology & physiology

authors： Jiang F,Li CG,Rand MJ

更新日期：1999-04-01 00:00:00

abstract：:1. Treatment with angiotensin-converting enzyme (ACE) inhibitors slows the rate of progression of nephropathy in the spontaneously hypertensive rat (SHR) with streptozotocin-induced diabetes. Paradoxically, however, chronic ACE inhibitor therapy has been reported to be associated with induction of ACE in the plasma. W...

journal_title：Clinical and experimental pharmacology & physiology

authors： Hodge G,Makarious MM,Charlesworth JA,Duggan KA

更新日期：1997-06-01 00:00:00