The anti-apoptotic and anti-inflammatory properties of puerarin attenuate 3-nitropropionic-acid induced neurotoxicity in rats.

abstract：:Hormonal replacement therapy (HRT) has failed to provide a cardioprotective action in postmenopausal women, and thus alternative pharmacological approaches are required. The present study examined the therapeutic potential of the partial estrogen receptor agonist tamoxifen and the angiotensin II type-1 receptor antago...

journal_title：Canadian journal of physiology and pharmacology

authors： Pham-Dang ML,Clement R,Mercier I,Calderone A

更新日期：2003-09-01 00:00:00

abstract：:In cats anesthetized with pentobarbital, isoproterenol infused into a peripheral vein causes a reduction in hepatic blood volume measured by plethysmography. As this response is accompanied by increases in portal and hepatic lobar venous pressures, the decrease in hepatic volume cannot be a passive emptying secondary ...

journal_title：Canadian journal of physiology and pharmacology

authors： Seaman KL,Greenway CV

更新日期：1984-06-01 00:00:00

abstract：:Cyclic AMP formation from ATP was stimulated by unpurified and partially purified soluble hepatic guanylate cyclase in the presence of nitric oxide (NO) or compounds containing a nitroso moiety such as nitroprusside, N-methyl-N-nitro-N-nitrosoguanidine (MNNG), nitrosyl ferroheme, and S-nitrosothiols. Cyclic AMP format...

journal_title：Canadian journal of physiology and pharmacology

authors： McNamara DB,Kadowitz PJ,Hyman AL,Ignarro LJ

更新日期：1980-12-01 00:00:00

abstract：:In anesthetized rats micropuncture and microcatheterization were used to collect tubular fluid from end proximal and distal tubules and from the outer medullary collecting duct. Urine was collected at the papilla tip. Samples were taken from the same sites before and after intravenous injection of atrial tissue extrac...

journal_title：Canadian journal of physiology and pharmacology

authors： Sonnenberg H,Cupples WA,de Bold AJ,Veress AT

更新日期：1982-09-01 00:00:00

abstract：:Selected topics on the roles of sarcoplasmic reticulum (SR) in the control of vascular smooth muscle (VSM) tone are briefly reviewed with particular reference to the regulation of cytosolic concentration of free calcium ions, [Ca2+]i. Although morphological evidence and subcellular membrane studies indicate a relative...

journal_title：Canadian journal of physiology and pharmacology

authors： Daniel EE,van Breemen C,Schilling WP,Kwan CY

更新日期：1995-05-01 00:00:00

abstract：:Most physiological and pathophysiological responses to bradykinin are mediated by G-protein-coupled receptors designated B2 receptors. Discovery of antagonists for these receptors has brought about a revolution in research in the kinin field. The chemistry and development of antagonists for B2 kinin receptors are disc...

journal_title：Canadian journal of physiology and pharmacology

authors： Stewart JM

更新日期：1995-07-01 00:00:00

abstract：:The effects of localized distension of the pulmonary vein - left atrial junctions on plasma arginine vasopressin (AVP) have been examined in chloralose anaesthetized dogs. Pulmonary vein distension caused an increase in heart rate and a decrease in plasma AVP concentration. Cooling the vagosympathetic nerves to 10 deg...

journal_title：Canadian journal of physiology and pharmacology

authors： Wilson N,Ledsome JR

更新日期：1983-08-01 00:00:00

abstract：:In 2-kidney, 1-clip hypertensive rats, the time course of changes in blood pressure (BP), heart rate, activity of the sympathetic nervous system and the renin-angiotensin system, plasma and blood volumes, left ventricular (LV) and right ventricular (RV) weight, and LV dimensions were evaluated during treatment with hy...

journal_title：Canadian journal of physiology and pharmacology

authors： Tsoporis J,Leenen FH

更新日期：1986-12-01 00:00:00

abstract：:This Symposium includes 15 presentations and an editorial review dealing with prorenin activation and function. It comes 20 years after prorenin was first reported in various contexts and attracted attention because of its connection with renin--angiotensin, its high concentration relative to renin in the blood, and i...

journal_title：Canadian journal of physiology and pharmacology

authors： Osmond DH,Sealey JE,McKenzie JK

更新日期：1991-09-01 00:00:00

abstract：:It has been proposed that the adult castrated male rat may be used as a model of human postmenopausal osteoporosis. If such a model is valid then the total body calcium of castrated rats should progressively decrease compared with normal rats. To search for this age-related difference, it will be necessary to use a me...

journal_title：Canadian journal of physiology and pharmacology

authors： Beachey DJ,Wickham M,Webber CE

更新日期：1985-10-01 00:00:00

abstract：:A brief burst of electrical stimuli delivered to the vagus nerve during the cardiac cycle elicits a triphasic cardiac chronotropic response. The cardiac cycle length initially increases, then briefly decreases, and subsequently increases again. We studied the effects of a calcium channel blocking agent, verapamil, on ...

journal_title：Canadian journal of physiology and pharmacology

authors： Wallick DW,Stuesse SL,Valencic F,Fratianne RB

更新日期：1986-07-01 00:00:00

abstract：:Altered sympathetic nervous activity has been linked to the development and persistence of obesity, partly relating to overfeeding. Binding of the selective, positron-emitting phosphodiesterase-4 (PDE4) inhibitor (R)-[11C]rolipram provides a direct index of the cAMP-hydrolyzing enzyme PDE4. This study examines progres...

journal_title：Canadian journal of physiology and pharmacology

authors： Greene M,Thackeray JT,Kenk M,Thorn SL,Bevilacqua L,Harper ME,Beanlands RS,Dasilva JN

更新日期：2009-03-01 00:00:00

abstract：:The arterio--alveolar nitrogen difference (aADN2) has been associated in 27 normal adult subjects aged 20--60 years. As it may be assumed that venous and arterial PN2 are identical, we have used a sample of venous blood. There is a significant positive correlation between aADN2 and age. As the increase of aADN2 with a...

journal_title：Canadian journal of physiology and pharmacology

authors： Corbet AJ,Ross JA,Beaudry PH

更新日期：1975-02-01 00:00:00

abstract：:Urinary output of Na+ and K+, and volume of urine have been studied in conscious, unrestrained, water-loaded male rats following the intraseptal injection of catecholamines. Natriuresis and kaliuresis increased after injecting noradrenaline (NA), the intensity being dose related. The dose-response curve suggests that ...

journal_title：Canadian journal of physiology and pharmacology

authors： Camargo LA,Saad WA,Netto CR,Gentil CG,Antunes-Rodrigues J,Covian MR

更新日期：1976-06-01 00:00:00

abstract：:Recent lines of evidence suggest that the beneficial effects of olive oil are not only related to its high content of oleic acid, but also to the antioxidant potential of its polyphenols. The aim of this work was determine the effects of olive oil and its components, oleic acid and the polyphenol dihydroxyphenylethano...

journal_title：Canadian journal of physiology and pharmacology

authors： Faine LA,Rodrigues HG,Galhardi CM,Ebaid GM,Diniz YS,Padovani CR,Novelli EL

更新日期：2006-02-01 00:00:00

abstract：:Electrophysiological studies were performed on in vitro slice preparations of sympathetic ganglia excised from peripherally perfused, brain-dead human donors. The intracellular recordings in 16 neurons showed resting potentials and input resistances mostly in the ranges reported for sympathetic neurons in other mammal...

journal_title：Canadian journal of physiology and pharmacology

authors： Puil E,el-Beheiry H,Spigelman I

更新日期：1988-06-01 00:00:00

abstract：:Lipopolysaccharide (LPS) is a key pathogenic factor in sepsis, and its recognition by toll-like receptor 4 (TLR4) can activate two district signaling pathways, leading to activation of transcription factors including NF-κB and interferon regulatory factor 3 (IRF3). Chloroquine (CQ) has been shown to affect LPS-TLR4 co...

journal_title：Canadian journal of physiology and pharmacology

authors： Ding C,Li F,Long Y,Zheng J

更新日期：2017-05-01 00:00:00

abstract：:We found when L-type calcium current (ICa-L) was recorded with the perforated patch-clamp method in rat ventricular myocytes that bath application of phenylephrine (with propranolol) evoked a biphasic response characterized by an initial transient suppression followed by a sustained potentiation. The transient suppres...

journal_title：Canadian journal of physiology and pharmacology

authors： Zhang S,Lin J,Hirano Y,Hiraoka M

更新日期：2005-11-01 00:00:00

abstract：:The role of sodium and calcium on strophanthidin inotropy was studied in canine cardiac Purkinje fibers perfused in vitro under conditions that vary cellular sodium and calcium. With high concentrations of strophanthidin (greater than or equal to 10(-7) M), force increases more in the presence of low [Ca]0 or high [Na...

journal_title：Canadian journal of physiology and pharmacology

authors： Li T,Bernabei R,Carbonin P,Vassalle M

更新日期：1986-11-01 00:00:00

abstract：:In embryonic chick hearts during development, there are three inward current systems which are involved in the rising phases of the action potentials (APs): fast INa, slow ICa, and tetrodotoxin-insensitive slow INa. To assess reactivation processes for these three types of inward current channels (fast Na+, slow Ca2+,...

journal_title：Canadian journal of physiology and pharmacology

authors： Sada H,Sada S,Sperelakis N

更新日期：1986-02-01 00:00:00

abstract：:Inhibition of prostaglandin synthesis together with vagally mediated peristaltic contractions are essential if mucosal injury is to occur in the stomach of indomethacin-treated rats. The neomycin group of antibiotics has been shown to interfere with acetylcholine release. Agents blocking peristalsis have been demonstr...

journal_title：Canadian journal of physiology and pharmacology

authors： Mersereau WA,Hinchey EJ

更新日期：1989-09-01 00:00:00

abstract：:Glycogen stores (liver and carcass) have been studied in lean and obese Zucker rats. The animals were submitted to one of three feeding conditions: ad libitum, a 48-h fast, or a 48-h fast and food ad libitum for 24 h, and to two environmental conditions, either thermoneutrality or an acute cold exposure (2 days at 4-7...

journal_title：Canadian journal of physiology and pharmacology

authors： Koubi H,Duchamp C,Géloën A,Fréminet A,Minaire Y

更新日期：1991-06-01 00:00:00

abstract：:The hypotensive effect of clonidine in anaesthetised (pentobarbitone) cat has been analysed with the help of pharmacological tools. Application of clonidine (0.1%) to the exposed ventral surface of medulla oblongata produced hypotension (28.6%) and bradycardia (18%). Similar application of glycine (5%) and GABA (10%) ...

journal_title：Canadian journal of physiology and pharmacology

authors： Srimal RC,Gulati K,Dhawan BN

更新日期：1977-10-01 00:00:00

abstract：:Microglial inflammation, involved in the occurrence and development of sepsis-associated encephalopathy, exhibits upregulation of proinflammatory cytokine and proinflammatory enzyme expression, leading to inflammation-induced neuronal cell apoptosis. TIR domain containing adaptor molecule-2 (TICAM-2) participates in l...

journal_title：Canadian journal of physiology and pharmacology

authors： Zhao Y,Yang X,Meng F,Li W

更新日期：2020-11-01 00:00:00

abstract：:Cyclophosphamide (CP) is an antineoplastic drug that induces kidney damage via producing oxidative stress. Carvacrol (CAR) has antioxidative effect and we postulated that it can be protective against CP-induced nephrotoxicity. Six groups (n = 7) of rats (control, 100 mg/kg CP, CP+5 mg/kg CAR, CP+10 mg/kg CAR, 5 mg/kg ...

journal_title：Canadian journal of physiology and pharmacology

authors： Gunes S,Ayhanci A,Sahinturk V,Altay DU,Uyar R

更新日期：2017-07-01 00:00:00

abstract：:We hypothesized that the respiratory baroreflex in conscious rats is either more transient, or has a higher pressure threshold than in other species. To characterize the effect of arterial pressure changes on respiration in conscious rats, ventilation (V) was measured by the plethysmographic technique during injection...

journal_title：Canadian journal of physiology and pharmacology

authors： Walker JK,Jennings DB

更新日期：1998-07-01 00:00:00

abstract：:Although amiodarone is a highly efficacious antidysrhythmic agent, the drug produces numerous adverse effects. The most critical of these is pulmonary toxicity because of the potential for mortality. This review examines the experimental model systems used to study amiodarone toxicity, summarizes the current state of ...

journal_title：Canadian journal of physiology and pharmacology

authors： Massey TE,Leeder RG,Rafeiro E,Brien JF

更新日期：1995-12-01 00:00:00

abstract：:Inactivation of endothelin B receptors (ETB), either through selective pharmacological antagonism or genetic mutation, increases the circulating concentration of endothelin-1 (ET-1), suggesting ETB plays an important role in clearance of this peptide. However, the cellular site of ETB-mediated clearance has not yet be...

journal_title：Canadian journal of physiology and pharmacology

authors： Kelland NF,Kuc RE,McLean DL,Azfer A,Bagnall AJ,Gray GA,Gulliver-Sloan FH,Maguire JJ,Davenport AP,Kotelevtsev YV,Webb DJ

更新日期：2010-06-01 00:00:00

abstract：:Anti-mitogenic agents currently used to prevent restenosis in drug-eluting stents delay re-endothelialization. Delayed re-endothelialization is now considered as the main cause of late stent thrombosis with drug-eluting stents, which emphasizes the need for new treatments. We have shown that systemic insulin treatment...

journal_title：Canadian journal of physiology and pharmacology

authors： Chiang S,Breen DM,Guo J,Mori Y,Giacca A

更新日期：2013-12-01 00:00:00

abstract：:Idiopathic pulmonary arterial hypertension (IPAH) is a rare and devastating condition. There is no known cure for IPAH, and current treatment options are not always effective. Autologous myeloid angiogenic cells (MACs) have been explored as a novel therapy for IPAH, but preliminary data from clinical trials show limit...

journal_title：Canadian journal of physiology and pharmacology

authors： Zhang Q,Zucco L,Toshner M,Morrell NW,Granton J,Stewart DJ,Kutryk MJB

更新日期：2019-04-01 00:00:00