Plasma and tissue iron changes in the rat after acute administration of ethionine.

abstract：:1. The aim of the present study was to investigate the role of dopamine (DA) in the hypotensive and renal effects of L-arginine during extracellular fluid volume expansion (10% bodyweight). 2. Animals were randomized to non-expanded and expanded groups. Both groups received different treatments: L-arginine (250 mg/kg,...

journal_title：Clinical and experimental pharmacology & physiology

authors： Costa Mde L,Loria A,Marchetti M,Balaszczuk AM,Arranz CT

更新日期：2002-09-01 00:00:00

abstract：:1. Anoxic perfusion of the isolated rat heart releases noradrenaline in the absence of sympathetic nerve fibre stimulation. 2. Anoxic noradrenaline release is enhanced by reducing the extracellular Na+ concentration, consistent with the proposal that such release occurs by carrier-mediated efflux. 3. Release is also e...

journal_title：Clinical and experimental pharmacology & physiology

authors： Dart AM,Riemersma RA

更新日期：1991-01-01 00:00:00

abstract：:Placental growth factor (PlGF) is decreased in early gestation of pregnant women who subsequently develop pre-eclampsia. In this study, pre-emptive treatment with PlGF to prevent pre-eclampsia was evaluated in an in vivo rodent model of experimental pre-eclampsia (EPE) induced by TNF-α and in an in vitro model of huma...

journal_title：Clinical and experimental pharmacology & physiology

authors： Chau K,Bobek G,Xu B,Stait-Gardner T,Price W,Hennessy A,Makris A

更新日期：2020-01-01 00:00:00

abstract：:1. The vascular contractile effects of polymorphonuclear leucocytes (PMN) isolated from control rabbits and from rabbits made atherosclerotic by 1% cholesterol feeding for 8 weeks were examined. 2. Rings of control rabbit thoracic aorta with or without endothelium were mounted at 2 g tension in 10 mL organ baths and w...

journal_title：Clinical and experimental pharmacology & physiology

authors： Sobey CG,Hart JL,Woodman OL

更新日期：1994-02-01 00:00:00

abstract：:1. The present study was undertaken to elucidate the effects of parecoxib, a novel cyclo-oxygenase (COX)-2 inhibitor, on spontaneous and prostaglandin-induced contractions of uterine smooth muscle. 2. Non-pregnant adult Wistar rats were decapitated and dissected to isolate myometrial strips. The tissue was mounted in ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ayar A

更新日期：2007-08-01 00:00:00

abstract：:1. Treatment with heparin has beneficial effects in diabetic nephropathy. The occurrence of increased urinary albumin excretion in diabetic patients reflects general vascular dysfunction, including increased transcapillary permeability of macromolecules. The aim of the present study was to evaluate the effects of hepa...

journal_title：Clinical and experimental pharmacology & physiology

authors： Oturai PS

更新日期：1999-05-01 00:00:00

abstract：:1. The effect of cicletanine, a novel antihypertensive agent with natriuretic activity, on blood pressure and progression of renal failure of 5/6 nephrectomized spontaneously hypertensive rats with salt loading was examined. 2. All nephrectomized rats were randomly assigned to one of four groups and their diet was cha...

journal_title：Clinical and experimental pharmacology & physiology

authors： Nakamoto H,Suzuki H,Ohishi A,Katsumata H,Sakaguchi H,Saruta T

更新日期：1999-03-01 00:00:00

abstract：:1. We have reported previously that instant coffee contains ligands for opiate receptors with characteristics similar to those of opiate antagonists. 2. A concentrate of receptor-active ligands from instant coffee was prepared by serial treatments involving Amberlite XAD-2, flash chromatography and gel permeation chro...

journal_title：Clinical and experimental pharmacology & physiology

authors： Wynne KN,Familari M,Boublik JH,Drummer OH,Rae ID,Funder JW

更新日期：1987-10-01 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. L-Type Ca2+ channels play important roles in cardiac excitation and conduction. The present study used the whole-cell patch-clamp technique to investigate properties of Ca2+ channels in guinea-pig isolated ventricular myocytes. The effects of internal application of the proteolytic enzymes trypsin and carboxypeptid...

journal_title：Clinical and experimental pharmacology & physiology

authors： Dooley PC,Hancox JC,Chapman RA

更新日期：1999-02-01 00:00:00

abstract：:1. Neurotensin is released from the intestine into the portal circulation and to exert a systemic effect it must traverse the liver intact. 2. The role of the liver in neurotensin clearance was examined using the isolated perfused rat liver preparation. Two concentrations of neurotensin were used to determine the extr...

journal_title：Clinical and experimental pharmacology & physiology

authors： Brook CW,Shulkes A,Sewell RB,Smallwood RA

更新日期：1987-10-01 00:00:00

abstract：:1. Irinotecan (also known as CPT-11) is a water soluble, semi-synthetic analogue of 20(S)camptothecin (CPT) with promising activity against a range of tumour types. 2. As with all other active analogues of CPT, irinotecan causes cell toxicity by stabilizing a ternary complex between the nuclear enzyme topoisomerase I ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Rivory LP

更新日期：1996-10-01 00:00:00

abstract：:1. It has been suggested that astrocytes prompt the induction of blood-brain barrier (BBB) functions in cerebrovascular endothelial cells. 2. In the present study we have tried to elucidate the genetic differences between astrocytes isolated from Wistar-Kyoto (WKY) control rats and astrocytes isolated from stroke-pron...

journal_title：Clinical and experimental pharmacology & physiology

authors： Yamagata K,Tagami M,Nara Y,Fujino H,Kubota A,Numano F,Kato T,Yamori Y

更新日期：1997-09-01 00:00:00

abstract：:A high-salt diet in rats has been shown to result in enhanced vasoconstrictor and/or reduced vasodilator responses of isolated arteries to agonists. The present experiments were designed to investigate the effects of dietary salt on the responses of the pressurized mesenteric resistance artery of the dog to constricto...

journal_title：Clinical and experimental pharmacology & physiology

authors： Sofola O,Knill A,Myers D,Hainsworth R,Drinkhill M

更新日期：2004-10-01 00:00:00

abstract：:1. The development of microneurography, in which an insulated tungsten microelectrode is inserted into an accessible peripheral or cranial nerve in awake human subjects, has allowed detailed analyses of the signalling capacities of single mechanoreceptive afferents from the skin, muscles and joints. For example, we kn...

journal_title：Clinical and experimental pharmacology & physiology

authors： Macefield VG

更新日期：2005-01-01 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 aim of the present study was to examine the role of dopaminergic and glutamatergic receptors on different stages of the amphetamine (AMPH) sensitized effect in schedule-induced polydipsia (SIP) in rats. 2. Three experiments were designed to evaluate the roles of DAD2 receptor antagonist haloperidol (HAL) and gl...

journal_title：Clinical and experimental pharmacology & physiology

authors： Liu YP,Tung CS,Lin PJ,Wan FJ

更新日期：2010-09-01 00:00:00

abstract：:Summary 1. The non-selective K(+) channel blocker 4-aminopyridine (4-AP) has shown clinical efficacy in the treatment of neurological disorders such as multiple sclerosis. The clinical usefulness of 4-AP is hampered by its ability to produce seizures. Nerispirdine, an analogue of 4-AP, is currently under clinical inve...

journal_title：Clinical and experimental pharmacology & physiology

authors： Smith C,Kongsamut S,Wang H,Ji J,Kang J,Rampe D

更新日期：2009-11-01 00:00:00

abstract：:Members of the transient receptor potential (TRP) channel superfamily are present in vascular smooth muscle cells and play important roles in the regulation of vascular contractility. The TRPC3 and TRPC6 channels are activated by stimulation of several excitatory receptors in vascular smooth muscle cells. Activation o...

journal_title：Clinical and experimental pharmacology & physiology

authors： Brayden JE,Earley S,Nelson MT,Reading S

更新日期：2008-09-01 00:00:00

abstract：:This study explored the effects and mechanisms of dopamine D1 receptors (DR1) activation on the apoptosis of osteosarcoma cells (OS732).The DR1 agonist SKF-38393 decreased the viability of OS732 cells and increased their rate of apoptosis, whereas the DR1 antagonist SCH-23390 abolished the effects of SKF-38393. In OS7...

journal_title：Clinical and experimental pharmacology & physiology

authors： Gao J,Gao F

更新日期：2017-11-01 00:00:00

abstract：:Cellular senescence is a state of irreversible cell growth arrest. Increasing evidence suggests that cellular senescence contribute to tumour suppression in vivo. However, only a few anti-cancer drugs have been discovered to induce cellular senescence. Searching for new compounds which can inhibit cancer cell growth b...

journal_title：Clinical and experimental pharmacology & physiology

authors： Shang D,Wu Y,Ding Y,Lu Z,Shen Y,Zhu F,Liu H,Zhu C,Tu Z

更新日期：2018-05-01 00:00:00

abstract：:Despite the presence of many studies on the role of mechanistic target of rapamycin (mTOR) in cardiorenal tissues, the definitive role of mTOR in the pathogenesis of renal injury subsequent to ischaemia-reperfusion (IR) remains unclear. The aims of the current study were to characterize the role of mTOR in normal kidn...

journal_title：Clinical and experimental pharmacology & physiology

authors： Alshaman R,Truong L,Oyekan A

更新日期：2016-11-01 00:00:00

abstract：:1. Ion gradients across the cell membrane are important for proper cellular communication and homeostasis. With the exception of erythrocytes, chloride (Cl), one of the most important free anions in animal cells, is not distributed at thermodynamic equilibrium across the plasma membrane. The K-Cl cotransporter (COT), ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Gagnon KB,Fyffe RE,Adragna NC,Lauf PK

更新日期：2007-07-01 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：:1. The leucocyte-mediated inflammatory response plays a pivotal role in ischaemia-reperfusion injury. P-Selectin and CD11b are important mediators for the recruitment of leucocytes into the endothelium. However, the time-course of changes in P-selectin and CD11b expression during reperfusion is not defined. Magnesium ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ying SQ,Fang L,Xiang MX,Xu G,Shan J,Wang JA

更新日期：2007-12-01 00:00:00

abstract：:1. CYP2C19 is a polymorphism of cytochrome P450, which is responsible for the metabolism of many drugs. The genetic polymorphism shows interethnic variation and it has been demonstrated that the frequency of poor metabolizers (PM) and the distribution of alleles of CYP2C19 vary among Chinese ethnic nationalities. The ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Wang JH,Li PQ,Fu QY,Li QX,Cai WW

更新日期：2007-05-01 00:00:00

abstract：:1. The effects of reserpine pretreatment on neurotransmission in the guinea-pig vas deferens have been re-examined with a view to study the role of noradrenaline (NA) in mediating postjunctional electrical responses and, in particular, excitatory junction potentials (EJP). 2. Reserpine (5 mg/kg, i.p.) caused almost to...

journal_title：Clinical and experimental pharmacology & physiology

authors： Cunnane TC,Manchanda R

更新日期：1989-06-01 00:00:00

abstract：:1. In order to further characterize the adenosine binding sites that we previously purified and termed P3 purinergic receptor-like protein (P3LP), a reliable binding assay method was developed using [3H]-5'-N-ethylcarboxamidoadenosine (NECA) as a radioligand and the newly developed high-affinity selective ligand 9-(6,...

journal_title：Clinical and experimental pharmacology & physiology

authors： Yoshioka K,Matsuda A,Nakata H

更新日期：2001-04-01 00:00:00

abstract：:1. The most usual form of chronic hypoxia in humans is the intermittent hypoxia resulting from obstructive sleep apnoea (OSA). The OSA syndrome is a highly prevalent sleep breathing disorder that is considered an independent risk factor for hypertension and cardiovascular diseases. Endothelial dysfunction, oxidative s...

journal_title：Clinical and experimental pharmacology & physiology

authors： Iturriaga R,Moya EA,Del Rio R

更新日期：2009-12-01 00:00:00

abstract：:In guinea-pig isolated atria, angiotensin I and angiotensin II produced concentration dependent increases in the rate of spontaneous beating and in the release of noradrenaline produced by field stimulation of sympathetic nerves. In rat isolated caudal artery preparations, both angiotensin I and angiotensin II had dir...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ziogas J,Story DF,Rand MJ

更新日期：1984-07-01 00:00:00