Lack of a significant protective effect of augmented circulating glucose on the ischemic myocardium.BJ.

abstract：:The placental transfer of indomethacin was studied in the rabbit at 30 days of gestation and in the sheep between 120 and 135 days of gestation. Plasma concentrations of indomethacin reached a maximum of 13.7 +/- 1.6 and 10.9 +/- 1.5 microgram/mL in the doe and fetuses, respectively, at 1 h following a maternal subcut...

journal_title：Canadian journal of physiology and pharmacology

authors： Harris WH,Van Petten GR

更新日期：1981-04-01 00:00:00

abstract：:The present research was to assess the relationship between ABCB1 (G2677T/A, C3435T) polymorphisms and lipid homeostasis as well as risk of liver injury induced by atorvastatin in in-patients from China. The lipid levels (total cholesterol, high-density lipoprotein, triglycerides) as well as metabolic enzymes of hepar...

journal_title：Canadian journal of physiology and pharmacology

authors： Qu KK,Zhang CN,Dong LX,Wang SS,Zhang ZD,Zhang L

更新日期：2020-01-01 00:00:00

abstract：:The purpose of this study was to determine the interaction of three factors that modify twitch contraction amplitude in the rat gastrocnemius muscle in situ: posttetanic potentiation, fatigue, and caffeine. Posttetanic (200 Hz for 1 s) twitch responses were observed before and after 15 Hz stimulation for 6 min (group ...

journal_title：Canadian journal of physiology and pharmacology

authors： MacIntosh BR,Gardiner PF

更新日期：1987-02-01 00:00:00

abstract：:There is an increasing incidence of oxaliplatin (OXA)-induced hepatotoxicity. Therefore researchers' attention has been drawn to therapeutic alternatives that may decrease OXA-induced hepatotoxicity. Studies indicate that oxidative stress plays a major role in OXA-induced liver injury. Since several pharmacological ef...

journal_title：Canadian journal of physiology and pharmacology

authors： Lemos BB,Motta KP,Paltian JJ,Reis AS,Blodorn GB,Soares MP,Alves D,Luchese C,Wilhelm EA

更新日期：2020-08-18 00:00:00

abstract：:This study has investigated the oral activity, following intragastric administration, of three potent and long-acting peptide-based bradykinin antagonists, HOE-140, B9430, and CP-0597, in the anesthetized rat, using bradykinin-induced hypotension. Two of the three bradykinin antagonists, B9430 and HOE-140, but not CP-...

journal_title：Canadian journal of physiology and pharmacology

authors： Whalley ET,Hanson WL,Stewart JM,Gera L

更新日期：1997-06-01 00:00:00

abstract：:The sodium-hydrogen exchanger (NHE) helps the cell to recover from intracellular acidosis. In this study, we have investigated the effect of HOE 642 (a specific NHE1 blocker) on papillary muscles from rats and guinea pigs during transient acidosis and PKC activation by recording developed force (DF), action potential ...

journal_title：Canadian journal of physiology and pharmacology

authors： Sundset R,Bertelsen G,Ytrehus K

更新日期：2003-10-01 00:00:00

abstract：:Dissociated neuronal cultures have become a popular tool to address a number of questions in neurobiology. These culture systems may provide useful paradigms to approach problems related to in vivo neurotoxicity of xenobiotics. The clinical spectra of vinca neurotoxicity and alcohol teratogenesis is reviewed, and some...

journal_title：Canadian journal of physiology and pharmacology

authors： Riopelle RJ,Dow KE,Eisenhauer E

更新日期：1984-08-01 00:00:00

abstract：:Excitation-contraction coupling in crab muscle fibers was studied in voltage-clamp conditions. Extracellular calcium is essential for the mechanical activity. Two calcium influxes induced by membrane depolarization contribute to tension development: one is the inward calcium current responsible for the phasic tension,...

journal_title：Canadian journal of physiology and pharmacology

authors： Mounier Y,Goblet C

更新日期：1987-04-01 00:00:00

abstract：:In hypertension, the relationship between atrial natriuretic peptide (ANP) and vasopressin (AVP) is not yet clear, although their renal actions are effectively autoregulation. To examine the possible interaction further, the responses to ANP infusion (75 ng x min (-1), i.v.) have been investigated in both hypertensive...

journal_title：Canadian journal of physiology and pharmacology

authors： Abu-Amarah I,Balment RJ

更新日期：1999-02-01 00:00:00

abstract：:We examined whether there was a threshold for change in fetal arterial PO2 to elicit alterations in plasma adrenocorticotropic hormone, arginine vasopressin, or cortisol, or to affect the incidence of fetal breathing movements or eye movements and we determined whether such a threshold changed with gestational age. Fe...

journal_title：Canadian journal of physiology and pharmacology

authors： Akagi K,Challis JR

更新日期：1990-05-01 00:00:00

abstract：:Energy balance studies suggest that the overall efficiency of energy utilization does not increase during pregnancy in rodents, other than as a consequence of "hyperphagia". Diet-induced thermogenesis is not stimulated in response to the increased energy intake of the pregnant animal, the extra intake being retained a...

journal_title：Canadian journal of physiology and pharmacology

authors： Trayhurn P

更新日期：1989-04-01 00:00:00

abstract：:Experiments in right atria isolated from adult male rats were designed to determine which of the alpha 1-adrenergic receptor (alpha 1-AR) subtypes are involved in the positive chronotropic effect of phenylephrine, an alpha 1-AR agonist. Chloroethylclonidine (CEC), an irreversible alpha 1b-, alpha 1c-, and alpha 1d-AR ...

journal_title：Canadian journal of physiology and pharmacology

authors： Williamson AP,Seifen E,Lindemann JP,Kennedy RH

更新日期：1994-12-01 00:00:00

abstract：:Neuronal factors co-released with neurotransmitters may play an important role in synapse development and function. Calcitonin gene related peptide (CGRP) and adenosine 5'-triphosphate (ATP), two principal neuromodulators present in the motor nerve terminals, were studied for their roles and mechanisms during early de...

journal_title：Canadian journal of physiology and pharmacology

authors： Lu B,Fu WM

更新日期：1995-07-01 00:00:00

abstract：:The pHi regulation from intracellular acidosis in the central nervous system appears to be mediated by mechanisms driven by the large inwardly directed Na+ gradient. The involvement of these mechanisms in pHi regulation of neurones and glial cells has been investigated in the leech central nervous system using ion-sel...

journal_title：Canadian journal of physiology and pharmacology

authors： Schlue WR,Dörner R

更新日期：1992-01-01 00:00:00

abstract：:Single ventricular cells have been isolated from adult guinea pig heart using a collagenase enzyme method. The procedure is straightforward, takes about 20 min, and yields 40-65% rod-shaped cells which are quiescent in millimolar Ca2+ solution. Electrophysiological studies involving external ion changes and ionic chan...

journal_title：Canadian journal of physiology and pharmacology

authors： Bustamante JO,Watanabe T,McDonald TF

更新日期：1981-08-01 00:00:00

abstract：:Mentoring in academia is often carried out in an informal way depending on individuals and circumstances. I was quite fortunate to make the acquaintance of Professor E.E. Daniel when I was making a transition from my research in entomology to biomedical sciences. Here I recount some of that experience, and describe so...

journal_title：Canadian journal of physiology and pharmacology

authors： Lee RM

更新日期：2005-08-01 00:00:00

abstract：:Prevention and treatment of Alzheimer disease are urgent problems for elderly people in developed countries. We previously reported that nobiletin, a poly-methoxylated flavone from the citrus peel, improved the symptoms in various types of animal models of memory loss and activated the cAMP responsive element (CRE)-de...

journal_title：Canadian journal of physiology and pharmacology

authors： Takito J,Kimura J,Kajima K,Uozumi N,Watanabe M,Yokosuka A,Mimaki Y,Nakamura M,Ohizumi Y

更新日期：2016-07-01 00:00:00

abstract：:Using radioligand binding techniques, the effect of reserpine pretreatment on ventricular adrenergic receptors from guinea pig was studied. [3H]Prazosin and [3H]dihydroalprenolol were used to label alpha 1- and beta-adrenergic receptors, respectively. Administration of 2.5 mg/kg reserpine for 2 days caused a significa...

journal_title：Canadian journal of physiology and pharmacology

authors： Latifpour J,McNeill JH

更新日期：1984-01-01 00:00:00

abstract：:Extracellular spikes were recorded from cell bodies of sympathetic preganglionic neurones in spinal segments T1-T3 of the cat. Each neurone was identified by its antidromic response to electrical stimulation of the sympathetic chain and was found in histological sections to lie within the intermediolateral nucleus. Ph...

journal_title：Canadian journal of physiology and pharmacology

authors： Backman SB,Henry JL

更新日期：1984-09-01 00:00:00

abstract：:The purpose of this study was to investigate whether Ca2+ -Mg2+ ATPase in the distal tubule (where calcium transport is active, against a gradient, and hormone dependent) presents some characteristics different from those observed in the proximal tubule, and whether these characteristics are likely to shed light on th...

journal_title：Canadian journal of physiology and pharmacology

authors： Brunette MG,Blouin S,Chan M

更新日期：1987-10-01 00:00:00

abstract：:Various researchers have hypothesized that the thickening of the vascular wall plays an important role in the maintenance of hypertension. Such an alteration can increase the vascular resistance by exerting two effects. A thickened vascular wall could occlude the lumen of the blood vessel and (or) cause the artery to ...

journal_title：Canadian journal of physiology and pharmacology

authors： Lee RM,Smeda JS

更新日期：1985-04-01 00:00:00

abstract：:The aim of this study was to investigate the effects of melatonin on rat gastric fundus smooth muscle. Melatonin (10(-4) to 10(-3) M) had no effect on the basal tone of gastric smooth muscle. After precontraction with carbachol (10(-6) M) or serotonin (10(-7) M), melatonin caused a concentration dependent inhibitory a...

journal_title：Canadian journal of physiology and pharmacology

authors： Storr M,Schusdziarra V,Allescher HD

更新日期：2000-10-01 00:00:00

abstract：:The vasoconstrictors norepinephrine (NE) and angiotensin II (AII) mediate increases in oxygen uptake (VO2) by the constant flow perfused rat hind limb that are inhibited by quinidine-like membrane-stabilizing effects (involving the interruption of action potential) of (+/-)-propranolol with little effect on vasoconstr...

journal_title：Canadian journal of physiology and pharmacology

authors： Tong AC,Rattigan S,Clark MG

更新日期：1998-02-01 00:00:00

abstract：:The whole-cell patch electrode voltage clamp technique was used to study the inactivation properties of the delayed rectifying potassium current of single cultured embryonic chick hepatocytes at 20 degrees C. The potassium current activates maximally within 250-500 ms of membrane depolarization, after which it decays ...

journal_title：Canadian journal of physiology and pharmacology

authors： Hill CE,Shrier A

更新日期：1991-06-01 00:00:00

abstract：:Phosphofructokinase activity was measured in the sciatic nerve of streptozotocin-induced diabetic and nondiabetic rats. Average steady-state phosphofructokinase activity was obtained from three consecutive segments of the mid-femoral region in the left sciatic nerve in both diabetic (4 and 24 weeks) and nondiabetic, a...

journal_title：Canadian journal of physiology and pharmacology

authors： Kilgour RD,Gardiner K,Gardiner PF

更新日期：1990-10-01 00:00:00

abstract：:In cats under pentobarbital anaesthesia, intramotoneuronal administrations of 4-aminopyridine significantly prolong the falling phase of the antidromic action potential but have much less effect on the orthodromic action potential. 4-aminopyridine probably blocks the fast K channels involved in the repolarization of t...

journal_title：Canadian journal of physiology and pharmacology

authors： Zhang L,Krnjević K

更新日期：1986-11-01 00:00:00

abstract：:Many studies have demonstrated that chronic intermittent hypobaric hypoxia (CIHH) can reduce blood pressure in spontaneously hypertensive rats and renovascular hypertensive (RVH) rats in which endothelial dysfunction is determined as a critical factor. However, whether CIHH can regulate vasodilation of the aorta in RV...

journal_title：Canadian journal of physiology and pharmacology

authors： Fu C,Li N,Yuan Y,Wang R,Chen J,Yang J,Guo Z,Wang S,Zhang Y,Liu Y,Dong J

更新日期：2018-08-01 00:00:00

abstract：:Biochemical studies using highly condensed Xenopus sperm chromatin and protein extracts prepared from multiple systems have lead to the identification of conserved proteins involved in chromosome decondensation. However, mutations to these proteins are unavailable as the systems used are not amenable to genetic studie...

journal_title：Canadian journal of physiology and pharmacology

authors： Harkness TA

更新日期：2006-03-01 00:00:00

abstract：:Endothelin-1 has emerged as an important participant in the pathophysiology of a variety of cardiovascular diseases, where it may act on endocrine, paracrine and autocrine bases. Here we review its regulated biosynthesis, receptor-mediated signaling, and functional consequences in the heart, with particular emphasis o...

journal_title：Canadian journal of physiology and pharmacology

authors： Yang LL,Arab S,Liu P,Stewart DJ,Husain M

更新日期：2005-01-01 00:00:00

abstract：:A survey of 'steady-state' serum levels of anticonvulsant drugs from 221 epileptic patients at a university hospital was conducted. Serum concentrations of phenobarbital, primidone, and diphenylhydantoin were determined by a gas chromatographic method. Sixty-five percent (130) of the patients receiving diphenylhydanto...

journal_title：Canadian journal of physiology and pharmacology

authors： Davis HL,Bailey DG,Johnson GE,Wilson TW

更新日期：1976-12-01 00:00:00