Benzodiazepine receptors and seizure susceptibility in epileptic fowl.

abstract：:This review updates our current knowledge on the regulation of Na+/H+ exchanger, Na+,K+,Cl- cotransporter, Na+,Pi cotransporter, and Na+,K+ pump in isolated epithelial cells from mammalian kidney by protein kinase C (PKC). In cells derived from different tubule segments, an activator of PKC, 4beta-phorbol 12-myristate...

journal_title：Canadian journal of physiology and pharmacology

authors： Gagnon F,Hamet P,Orlov SN

更新日期：1999-05-01 00:00:00

abstract：:Hepatocellular carcinoma (HCC) is one of the most life-threatening cancers. The present study was designed to chronologically analyze the HCC chemically induced by diethylnitrosamine (DEN) in male Wistar rats during a 27-week period. DEN was given to rats in drinking water (100 mg/L) to induce HCC. In the present stud...

journal_title：Canadian journal of physiology and pharmacology

authors： Fathy AH,Bashandy MA,Bashandy SAE,Mansour AM,Elsadek B

更新日期：2017-12-01 00:00:00

abstract：:This study sought to understand the effects of vitronectin (VTN) on the growth of SMMC-7721 hepatoma cells. In addition, this study examined how VTN inhibits the induction of apoptosis in SMMC-7721 cells by 3,3'-diindolylmethane (DIM), a metabolite of natural phytochemicals, and preliminarily investigated the signalin...

journal_title：Canadian journal of physiology and pharmacology

authors： Zhu W,Liu Y,Hu K,Li W,Chen J,Li J,Yang G,Wu J,Liang X,Fu C,Hu Q

更新日期：2014-05-01 00:00:00

abstract：:The administration of small doses of somatostatin (SRIF) (0.01 and 0.1 microgram) into the neostriatal complex of unrestrained, freely moving rats induced general behavioral excitation associated with a variety of stereotyped movements, tremors, and a reduction of rapid eye movements (REM) and deep slow wave sleep (SW...

journal_title：Canadian journal of physiology and pharmacology

authors： Rezek M,Havlicek V,Leybin L,Pinsky C,Kroeger EA,Hughes KR,Friesen H

更新日期：1977-04-01 00:00:00

abstract：:2,4-Dinitrophenol, pentobarbital, thiopental, methoxyflurane, and halothane more often antagonized the facilitatory effects of substance P than of acetylcholine on the activity of spinal dorsal horn neurons (of unanesthetized decerebrated and spinalized cats) as well as interpeduncular and cerebral cortical cells (of ...

journal_title：Canadian journal of physiology and pharmacology

authors： Sastry BR

更新日期：1978-06-01 00:00:00

abstract：:The numbers and sizes of nerve fibres to the dorsal neck muscles, splenius, complexus and biventer cervicis have been examined in the cat. The total number of fibres is unusually high as is the content of sensory fibres (estimated as the loss of fibres after ganglionectomy). The fibre spectra of these sensory nerves h...

journal_title：Canadian journal of physiology and pharmacology

authors： Richmond FJ,Anstee GC,Sherwin EA,Abrahams VC

更新日期：1976-06-01 00:00:00

abstract：:A semisynthetic chemical compound, demethyldiisoeugenol, concentration dependently inhibited platelet aggregation and ATP release stimulated by thrombin (0.1 U/mL), platelet-activating factor (2 ng/mL), arachidonic acid (100 microM), collagen (10 micrograms/mL), and U46619 (1 microM) in rabbit washed platelets. The IC...

journal_title：Canadian journal of physiology and pharmacology

authors： Liao CH,Ko FN,Kuo YH,Teng CM

更新日期：1996-10-01 00:00:00

abstract：:Our objective was to produce reductions in the luminal volume of Henle's loop and increases in linear flow velocity through the loop. We did this in a recollection micropuncture study by collecting fluid with and without suction from early distal tubules. With suction, transit time of fast green dye through the loop d...

journal_title：Canadian journal of physiology and pharmacology

authors： Baines AD,Wu CK

更新日期：1975-04-01 00:00:00

abstract：:We studied the effects of Zn2+ and Cd2+ on the behaviour of IK(f), a transient outward potassium current in acutely dissociated melanotrophs of the pars intermedia of the rat pituitary gland. Micromolar concentrations of external Cd2+ or Zn2+ caused parallel and nearly equal rightward shifts along the voltage axis of ...

journal_title：Canadian journal of physiology and pharmacology

authors： Davidson JL,Kehl SJ

更新日期：1995-01-01 00:00:00

abstract：:The calyx-type synapse of the embryonic chick ciliary ganglion is reviewed as a model of transmitter release from a vertebrate presynaptic nerve terminal. This nerve terminal is extensive in area, enabling the penetration with microelectrodes and the application of patch-clamp techniques. In other respects the calyx s...

journal_title：Canadian journal of physiology and pharmacology

authors： Stanley EF

更新日期：1992-01-01 00:00:00

abstract：:We investigated the effect of Ginkgo biloba extracts and some of its individual constituents on the oxidative metabolism of valproic acid (VPA) in hepatic microsomes from donors with the CYP2C9*1/*1 genotype. G. biloba extract decreased 4-ene-VPA, 3-OH-VPA, 4-OH-VPA, and 5-OH-VPA formation with mean (+/- SE) IC50 valu...

journal_title：Canadian journal of physiology and pharmacology

authors： Numa AM,Abbott FS,Chang TK

更新日期：2007-09-01 00:00:00

abstract：:Newborn hearts have restricted functional reserve and variable responsiveness to inotropes that could be partly due to differences in myocardial beta-adrenoceptors (beta-AR). To clarify this issue, this study documented ventricle-specific changes in myocardial beta-AR density and affinity during postnatal maturation. ...

journal_title：Canadian journal of physiology and pharmacology

authors： Wittnich C,Belanger MP,Bandali K

更新日期：2006-08-01 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

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：:Theanine and caffeine, 2 naturally occurring components in tea, have repeatedly been shown to deliver unique cognitive benefits when consumed in combination. In this study, we assessed the beneficial synergistic effects of concurrent treatment with theanine and caffeine against cerebral damage in rats. Theanine and ca...

journal_title：Canadian journal of physiology and pharmacology

authors： Sun L,Tian X,Gou L,Ling X,Wang L,Feng Y,Yin X,Liu Y

更新日期：2013-07-01 00:00:00

abstract：:Disposition of the bis-pyridinium mono-oxime, HI-6, following intramuscular injection in rats (200 mg/kg bw), beagle dogs (10 and 50 mg/kg bw), and rhesus monkeys (50 mg/kg bw) revealed that the oxime was absorbed rapidly and completely from the site of injection, was distributed rapidly in the tissues, and that tissu...

journal_title：Canadian journal of physiology and pharmacology

authors： Ecobichon DJ,Comeau AM,O'Neil WM,Marshall WD

更新日期：1990-05-01 00:00:00

abstract：:Metformin, the first medication that is often prescribed for the treatment of Type-2 Diabetes Mellitus (T2DM), was recently found to be neuroprotective. To study the mechanism underlying the neuroprotective effect of metformin, we pre-treated primary spinal cord neurons with 50 µM or 100 µM µM metformin for 2 hours pr...

journal_title：Canadian journal of physiology and pharmacology

authors： Wang G,Chen S,Shao Z,Li Y,Wang W,Mao L,Li J,Mei X

更新日期：2020-11-17 00:00:00

abstract：:Metformin (MET) is widely used in the correction of insulin (INS) resistance and metabolic abnormalities in type 2 diabetes. However, its effect on INS resistance and metabolic disorders associated with cancer cachexia is not established. We investigated the MET effects, isolated or associated with INS, on INS resista...

journal_title：Canadian journal of physiology and pharmacology

authors： de Fatima Silva F,Ortiz-Silva M,Galia WBS,Cassolla P,da Silva FG,Graciano MFR,Carpinelli AR,de Souza HM

更新日期：2018-05-01 00:00:00

abstract：:The effect of a novel antianginal agent, molsidomine (N-ethoxycarbonyl-3-morpholinosydnonimine) (SIN-10) and its metabolites, 3-morpholinosydnonimine (SIN-1) and N-nitroso-N-morpholinoaminoacetonitrile (SIN-1A) on isolated dog blood vessels were investigated. SIN-1 and SIN-1A elicited a concentration-dependent relaxat...

journal_title：Canadian journal of physiology and pharmacology

authors： Muramatsu I,Fujii K,Sakakibara Y,Fujiwara M

更新日期：1983-09-01 00:00:00

abstract：:Persistent pulmonary hypertension of the newborn (PPHN) is defined as the failure of normal pulmonary vascular relaxation at birth. Hypoxia is known to impede postnatal disassembly of the actin cytoskeleton in pulmonary arterial myocytes, resulting in elevation of smooth muscle α-actin and γ-actin content in elastic a...

journal_title：Canadian journal of physiology and pharmacology

authors： Fediuk J,Dakshinamurti S

更新日期：2015-03-01 00:00:00

abstract：:The effect of high potassium depolarization on the release of exogenously supplied [3H]glutamate and endogenous glutamate from tissue slices of the cestode Hymenolepis diminuta was examined. Increasing concentrations of potassium stimulated the release of radiolabel from tissues preloaded with [3H]glutamate. This rele...

journal_title：Canadian journal of physiology and pharmacology

authors： Webb RA

更新日期：1988-07-01 00:00:00

abstract：:Sensorimotor mechanisms were studied on the basis of kinematic and electromyographic data as well as the static torque developed by the muscles as a function of joint angle. The latter relationship is known as the torque/angle characteristic. Fast single-joint movement may result from a shift in this characteristic an...

journal_title：Canadian journal of physiology and pharmacology

authors： Levin MF,Lamarre Y,Feldman AG

更新日期：1995-02-01 00:00:00

abstract：:Myometrial tissues from guinea pigs were quantitatively examined for gap junctions in electron micrographs. Small numbers of gap junctions were present between smooth muscle cells in myometria of pregnant guinea pigs at days 50 and 65 of gestation. The junctions increased in number and size at parturition on day 69 an...

journal_title：Canadian journal of physiology and pharmacology

authors： Garfield RE,Daniel EE,Dukes M,Fitzgerald JD

更新日期：1982-03-01 00:00:00

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：:Radiolabelled acetylsalicylic acid (ASA) and salicylic acid (SA) were given intravenously to four near-term ewes and their occurrence in both maternal and fetal plasma was ascertained using a specific thin-layer chromatographic analysis procedure. Findings proved that ASA and SA cross the placental barrier and reach d...

journal_title：Canadian journal of physiology and pharmacology

authors： Thiessen JJ,Salama RB,Coceani F,Olley PM

更新日期：1984-04-01 00:00:00

abstract：:The relationship between the postsynaptic alpha 1-adrenoceptor reserve and the sensitivity of vasoconstriction induced by alpha-adrenoceptor agonists to the dihydropyridine Ca2+ entry blocker nifedipine was investigated in isolated muscle strips of dog mesenteric artery (DMA) and saphenous vein (DSV). The amplitudes o...

journal_title：Canadian journal of physiology and pharmacology

authors： Guan YY,Kwan CY,Daniel EE

更新日期：1990-10-01 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：:Cyclopia subternata is a medicinal plant commonly used in traditional medicine to relieve pain. In this study, we investigated the antiseptic effects and underlying mechanisms of vicenin-2 and scolymoside, which are 2 active compounds from C. subternata that act against high mobility group box 1 (HMGB1)-mediated septi...

journal_title：Canadian journal of physiology and pharmacology

authors： Lee W,Yoon EK,Kim KM,Park DH,Bae JS

更新日期：2015-08-01 00:00:00

abstract：:In the present study we characterized the receptor(s) that mediates non-adrenergic non-cholinergic (NANC) contractions of isolated guinea pig cervical trachea, using CP-99,994, a selective neurokinin (NK1) receptor antagonist, and SR-48,968, a selective neurokinin (NK2) receptor antagonist. The activity of these two a...

journal_title：Canadian journal of physiology and pharmacology

authors： Charette L,Foulon D,Rodger IW,Jones TR

更新日期：1994-02-01 00:00:00

abstract：:Microwaves may exert adverse biological effects on the cardiovascular system at the integrated system and cellular levels. However, the mechanism underlying such effects remains poorly understood. Here, we report a previously uncharacterized mechanism through which microwaves damage myocardial cells. Rats were treated...

journal_title：Canadian journal of physiology and pharmacology

authors： Zhu W,Cui Y,Feng X,Li Y,Zhang W,Xu J,Wang H,Lv S

更新日期：2016-08-01 00:00:00