Effect of L-thyroxine on serum angiotensin converting enzyme activity in sheep.

abstract：:1. Interactions between autacoids may play important roles in the regulation of blood flow in the foetal placenta. In order to investigate this aspect of placental haemodynamics, human normal-term placentae were perfused in vitro and the responses of the foetal vessels to various combinations of vasoactive agents were...

journal_title：Clinical and experimental pharmacology & physiology

authors： Gude NM,King RG,Brennecke SP

更新日期：1998-09-01 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. 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：: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. The actions of lidocaine on cardiac pacemaker rhythms were studied in anaesthetized dogs and in Purkinje fibres from hearts of the same animals. 2. In vivo, lidocaine (1 mg/kg, intravenously) slowed the sino-atrial (SA) node rhythm (-5.0%), and (during vagal stimulation) prolonged ventricular standstill by +25.1% a...

journal_title：Clinical and experimental pharmacology & physiology

authors： Abete P,Ferrara N,Rengo F,Vassalle M

更新日期：1991-03-01 00:00:00

abstract：:1. Obstruction of the upper airway could be an initiating factor in the Sudden Infant Death Syndrome (SIDS). Responses to upper airway obstruction include augmentation of respiratory efforts, active dilation of the upper airway and electrocortical arousal. Vulnerable individuals may fail to mount these responses effec...

journal_title：Clinical and experimental pharmacology & physiology

authors： Harding R,Jakubowska AE,McCrabb GJ

更新日期：1995-08-01 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 haemodynamic and metabolic effects of oral intake of approximately 30 mg/kg per day N-nitro-L-arginine (NOLA) were examined in sham and adrenocorticotrophin (ACTH, 0.5 mg/kg per day) treated conscious Sprague-Dawley rats (n = 33). 2. NOLA administration produced an increase in systolic blood pressure of 24 +/- ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Li M,Dusting GJ,Whitworth JA

更新日期：1992-10-01 00:00:00

abstract：:1. Four, six and eight hours after gavage of rats with alpha-mercapto-beta-(2-furan)acrylic acid (MFA) (25 mg/kg) serum zinc concentration was increased ten-fold over control levels and a mean molar ratio of 1 albumin:0-4 zinc:0-8 MFA was found for seventeen sera. 2. At pH 7-5 a maximum of 1 mole of MFA could be bound...

journal_title：Clinical and experimental pharmacology & physiology

authors： Giroux E,Prakash NJ,Schechter PJ

更新日期：1977-01-01 00:00:00

abstract：:Drug-induced phospholipidosis (DIPL) is characterized by phospholipid storage in the lysosomes of affected tissues. Many severe effects and toxicities have been linked to DIPL. The aim of this study was to determine whether the endogenous opioid system is involved in chloroquine-induced phospholipidosis. The effect of...

journal_title：Clinical and experimental pharmacology & physiology

authors： Malek MR,Ahmadian S,Dehpour AR,Ebrahim-Habibi A,Shafizadeh M,Kashani-Amin E

更新日期：2020-09-01 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. The worldwide epidemic of obesity in adults has been mirrored in children in developed and developing countries. 2. Central obesity appears to be driving a cluster of abnormalities often referred to as the metabolic syndrome. 3. The definition of the metabolic syndrome in children is not suited to arbitrary cut-off...

journal_title：Clinical and experimental pharmacology & physiology

authors： Beilin L,Huang RC

更新日期：2008-04-01 00:00:00

abstract：:1. Endogenous polyamines play a key role in mediating cellular growth and differentiation. Hypertension is associated with structural modifications of the circulatory system, a process that may be facilitated by polyamines. In this study, we examined whether there are elevated polyamine concentrations in the cardiovas...

journal_title：Clinical and experimental pharmacology & physiology

authors： Ibrahim J,Hughes AD,Schachter M,Sever PS

更新日期：1996-05-01 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. The present report documents evidence suggesting that endothelin (ET) is a mediator and modulator of post-ganglionic sympathetic neuronal development. 2. Endothelin is produced by post-ganglionic neurons and by cells adjacent to these neurons. 3. Post-ganglionic sympathetic neurons express functional receptors for ...

journal_title：Clinical and experimental pharmacology & physiology

authors： Damon DH

更新日期：1999-12-01 00:00:00

abstract：:1. Infusion of salbutamol (3.0 microgram/min after a bolus injection of 100 microgram) produced hypokalaemia in conscious dogs. 2. Measurement of arterial and coronary sinus potassium differences revealed no significant potassium loss from the heart with established hypokalaemia. 3. Shortly after the initial salbutamo...

journal_title：Clinical and experimental pharmacology & physiology

authors： Wahlqvist ML,Shanahan EA,Dennis PM,Pullan PT,Wilmshurst EG

更新日期：1978-11-01 00:00:00

abstract：:1. The effects of diphenylene iodonium (DPI), an inhibitor of reduced nicotinamide adenine dinucleotide phosphate-dependent oxidases (which generate superoxide anions), were studied on nitric oxide (NO)-mediated responses in isolated preparations of the rat aorta and anococcygeus muscle. 2. In aortic rings, the endoth...

journal_title：Clinical and experimental pharmacology & physiology

authors： Rand MJ,Li CG

更新日期：1993-03-01 00:00:00

abstract：:1. The effects of ethacrynic acid were studied on relaxations elicited by nitric oxide (NO), the NO-donors sodium nitroprusside (SNP) and glyceryl trinitrate (GTN), nitrergic nerve stimulation and the NO-independent agent papaverine in isolated preparations of rat anococcygeus muscles. 2. Ethacrynic acid (100 mumol/L)...

journal_title：Clinical and experimental pharmacology & physiology

authors： Li CG,Brosch SF,Rand MJ

更新日期：1994-04-01 00:00:00

abstract：:Recent in vitro experiments have indicated that human resistin increases the number of lipoprotein particles secreted by the human hepatocytes and also influences their quality, in terms of generating more proatherogenic lipid particles. The aim of this study is to investigate associations of plasma resistin and perip...

journal_title：Clinical and experimental pharmacology & physiology

authors： Joksić J,Sopić M,Spasojević-Kalimanovska V,Gojković T,Zeljković A,Vekić J,Andjelkovic K,Kalimanovska-Oštrić D,Jelić-Ivanović Z

更新日期：2016-01-01 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. The distribution of binding sites for [125I]-labelled endothelin-1 ([125I]-ET-1) and [125I]-labelled sarafotoxin S6B ([125I]-SRT) was visualized in rat tissues using in vitro autoradiography. 2. A high density of endothelin-1 (ET-1) binding was found in the heart. In the kidney, ET-1 binding occurred in association...

journal_title：Clinical and experimental pharmacology & physiology

authors： Kohzuki M,Johnston CI,Abe K,Chai SY,Casley DJ,Yasujima M,Yoshinaga K,Mendelsohn FA

更新日期：1991-07-01 00:00:00

abstract：:Direct evidence is limited for the association between heart rate variability (HRV) indices and ventricular tachyarrhythmias (VTAs). While galectin-3 (Gal-3) is regarded as a causal factor for cardiac remodelling and a biomarker for arrhythmias, its regulation on VTAs and HVR is unknown. Using aged transgenic (TG) mic...

journal_title：Clinical and experimental pharmacology & physiology

authors： He M,Zhao WB,Nguyen MN,Kiriazis H,Li YQ,Hu H,Du XJ

更新日期：2020-07-01 00:00:00

abstract：:1. We tested the hypothesis that the pattern and the intensity of autonomic mechanisms causing vasoconstriction in the resting bronchial circulation of awake dogs also exists in awake sheep. It was also postulated that sighing behaviour and the associated bronchovascular dilatation induced by non-adrenergic, non-choli...

journal_title：Clinical and experimental pharmacology & physiology

authors： McIlveen S,White S,Parsons G

更新日期：1997-12-01 00:00:00

abstract：:The pharmacological actions of 2,6-di-tert-butyl-4-(3-hydroxy-2-spiropentylpropyl)-phenol (BSPP), a putative presynaptic GABA(B) receptor modulator, were examined in electrically stimulated rat neocortical brain slices preloaded with [3H]-GABA or [3H]-glutamic acid. At 10 mmol/L, BSPP inhibited the release of [3H]-GAB...

journal_title：Clinical and experimental pharmacology & physiology

authors： Parker DA,Marino V,Ong J,Puspawati NM,Prager RH

更新日期：2008-09-01 00:00:00

abstract：:1. Within the lung, endothelin (ET)-1 is synthesized and released by airway epithelial and vascular endothelial cells, as well as by inflammatory cells, such as macrophages. Following release, ET-1 can modulate the activities of a wide range of different cell types within the lung through the stimulation of specific e...

journal_title：Clinical and experimental pharmacology & physiology

authors： Henry PJ

更新日期：1999-02-01 00:00:00

abstract：:1. A comparison has been made of the effects of three acetylcholine antagonists--hexamethonium, tubocurarine and pancuronium--on maximal tetani of limb muscles of cats under chloralose anaesthesia. In most experiments, the indirectly stimulated soleus muscle was studied, but observations were also made on the tibialis...

journal_title：Clinical and experimental pharmacology & physiology

authors： Bowman WC,Webb SN

更新日期：1976-11-01 00:00:00

abstract：:The aim of the present study was to determine the effects of increased cAMP levels in response to pituitary adenylate cyclase-activating polypeptide 27 (PACAP27) on atrial atrial natriuretic peptide (ANP) secretion in rabbit atria. A perfused beating atrial model was used in the present study and cAMP efflux and ANP l...

journal_title：Clinical and experimental pharmacology & physiology

authors： Zhang Y,Liu LP,Liang ZL,Li XL,Jin YZ,Cui X

更新日期：2008-10-01 00:00:00

abstract：:In the present study, we investigated the relationship between the docosahexaenoic acid (DHA)-induced protection of learning deficit of amyloid beta(1-40)-infused Alzheimer's disease (AD) model rats and changes in synaptosomal plasma membrane fluidity of the cerebral cortex. Synaptosomal membrane lateral and rotationa...

journal_title：Clinical and experimental pharmacology & physiology

authors： Hashimoto M,Hossain S,Shimada T,Shido O

更新日期：2006-10-01 00:00:00

abstract：:1. Pyruvate has been shown to enhance the contractile performance of cardiac muscle when provided as an alternative substrate to glucose. The aims of the present study were to determine whether the inotropic effects of pyruvate are due to increased mobilization of intracellular Ca2+ ([Ca2+]i) and to compare the effect...

journal_title：Clinical and experimental pharmacology & physiology

authors： Mellors LJ,Kotsanas G,Wendt IR

更新日期：1999-11-01 00:00:00

abstract：:Bone is a remarkable living tissue that provides a framework for animal body support and motion. However, under excessive loads and deformations, bone is prone is to damage through fracture. Furthermore, once the bone is weakened by osteoporosis, bone fracture can occur even after only minimal trauma. Various techniqu...

journal_title：Clinical and experimental pharmacology & physiology

authors： Zhang L,Richardson M,Mendis P

更新日期：2012-08-01 00:00:00