Roles of guanylyl cyclase--a signaling in the cardiovascular system.

abstract：:Nonsteroidal anti-inflammatory drugs are widely used for the treatment of osteoarthritis and rheumatoid arthritis, but their ability to cause gastrointestinal bleeding is a significant limitation to this use. A better understanding of the pathogenesis of gastric and intestinal injury induced by these agents will permi...

journal_title：Canadian journal of physiology and pharmacology

authors： Wallace JL

更新日期：1994-12-01 00:00:00

abstract：:To determine the effects of chronic hyperinsulinemia on glucagon release, rats were made hyperinsulinemic for 14 days by supplementation of drinking water with sucrose (10%; sucrose-fed) to increase endogenous release or by implantation of osmotic minipumps (subcutaneous, s.c.; or intraperitoneal, i.p.) to deliver exo...

journal_title：Canadian journal of physiology and pharmacology

authors： Brubaker PL,Kazumi T,Hirano T,Vranic M,Steiner G

更新日期：1991-03-01 00:00:00

abstract：:Taurine status and pregnancy outcome were assessed in rats fed low dietary taurine and varying doses of guanidinoethyl sulfonate (GES), a structural analogue of taurine. Female Sprague-Dawley rats (225-270 g) were mated overnight and assigned to one of four groups from day 0 to 20 of gestation. Taurine-deficient anima...

journal_title：Canadian journal of physiology and pharmacology

authors： Gottschall-Pass KT,Gorecki DK,Paterson PG

更新日期：1995-08-01 00:00:00

abstract：:The electrical activity of the duodenum and proximal jejunum was studied in conscious healthy dogs implanted with unipolar silver electrodes. A computerized method was used for the calculation of the mean frequency of the slow wave for each consecutive minute of the electromyographic signal. A "slow wave frequency com...

journal_title：Canadian journal of physiology and pharmacology

authors： Pousse A,Mendel C,Aprahamian M,Kachelhoffer J,Balboni G,Plas A

更新日期：1987-06-01 00:00:00

abstract：:Patients with Crohn's disease (CD) have higher risk for osteoporosis following decreased level of osteocalcin. We hypothesize that active inflammation following Mycobacterium avium subsp. paratuberculosis (MAP) infection results in elevation of undercarboxylated osteocalcin (ucOC) and downregulation of active osteocal...

journal_title：Canadian journal of physiology and pharmacology

authors： Naser A,Qasem A,Naser SA

更新日期：2018-07-01 00:00:00

abstract：:Ovalbumin (OA) and the calcium ionophore A23187 induced a dose-dependent contraction of guinea pig tracheal strips. The OA-induced contraction (of sensitized trachea) consisted of an initial peak concentration, maximal between 5 and 10 min, followed by a very gradual decline from the peak. On the other hand, A23187 in...

journal_title：Canadian journal of physiology and pharmacology

authors： Burka JF,Paterson NA

更新日期：1981-10-01 00:00:00

abstract：:Our knowledge of the effects of exercise on the heart is limited by the predominant use of rats as an animal model. The rabbit has many advantages over the rat as an animal model to study. However, little work has characterized its capacity to exercise. The purposes of the present study were to determine if the rabbit...

journal_title：Canadian journal of physiology and pharmacology

authors： Meng H,Pierce GN

更新日期：1990-07-01 00:00:00

abstract：:Transactivation of epidermal growth factor receptor (EGFR) is a well-documented mechanism by which vasoactive peptides and H2O2 elicit their cellular responses. However, a role for the insulin-like growth factor type-1 receptor (IGF-1R) transactivation in mediating the effects of angiotensin II (Ang II) and H2O2 in va...

journal_title：Canadian journal of physiology and pharmacology

authors： Azar ZM,Mehdi MZ,Srivastava AK

更新日期：2007-01-01 00:00:00

abstract：:Modification of the mouse interstitial cell testosterone assay by the addition of 1.5 microM forskolin to the incubation medium has improved the sensitivity of this luteinizing hormone bioassay from approximately 100 to 3 pg/tube of NIH rLH RP-2. Luteinizing hormone can be clearly detected in 1 microL of serum from ra...

journal_title：Canadian journal of physiology and pharmacology

authors： Debertin WJ,Pomerantz DK

更新日期：1992-06-01 00:00:00

abstract：:The threshold for electrically induced ventricular fibrillation was determined in anesthetized open-chest dogs, before and after blockade of atrioventricular (A-V) conduction. Without exception, the threshold was significantly elevated after creation of the block. The precise mechanism of this effect is not known at t...

journal_title：Canadian journal of physiology and pharmacology

authors： Reynolds AK,Dresel PE

更新日期：1983-09-01 00:00:00

abstract：:Long-lasting ischemia can result in cell loss; however, repeated episodes of brief ischemia increase the resistance of the heart against deleterious effects of subsequent prolonged ischemic insult and promote cell survival. Traditionally, it is believed that the supply of blood to the ischemic heart is associated with...

journal_title：Canadian journal of physiology and pharmacology

authors： Adameova A,Hrdlicka J,Szobi A,Farkasova V,Kopaskova K,Murarikova M,Neckar J,Kolar F,Ravingerova T,Dhalla NS

更新日期：2017-10-01 00:00:00

abstract：:Sodium deoxycholate (NaDOC) inhibits the intestinal Ca2+ absorption and ursodeoxycholic acid (UDCA) stimulates it. The aim of this study was to determine whether NaDOC and UDCA produce differential effects on the redox state of duodenal mitochondria altering the Krebs cycle and the electron transport chain (ETC) funct...

journal_title：Canadian journal of physiology and pharmacology

authors： Pérez A,Rivoira MA,Rodríguez V,Marchionatti A,Tolosa de Talamoni N

更新日期：2020-07-20 00:00:00

abstract：:The issue of bimanual temporal coordination in human subjects is discussed for three selected movement paradigms: (i) simple, symmetric, bimanual finger movements, (ii) bimanual unloading, and (iii) a complex bimanual pull and grasp task. Temporal synchronization was found for all three experiments and was least varia...

journal_title：Canadian journal of physiology and pharmacology

authors： Wiesendanger M,Kaluzny P,Kazennikov O,Palmeri A,Perrig S

更新日期：1994-05-01 00:00:00

abstract：:Dual agonism of glucagon and glucagon-like peptide-1 (GLP-1) receptors reduce body weight without inducing hyperglycemia in rodents. However, the effect of a co-agonist on insulin sensitivity and lipid metabolism has not been thoroughly assessed. Diet-induced obese (DIO) mice received 0.5 mg·kg(-1) of co-agonist or 2....

journal_title：Canadian journal of physiology and pharmacology

authors： Patel V,Joharapurkar A,Dhanesha N,Kshirsagar S,Patel K,Bahekar R,Shah G,Jain M

更新日期：2013-12-01 00:00:00

abstract：:Histamine and specific H1- and H2-receptor agonists and antagonists in conjunction with phentolamine and (or) reserpine pretreatment were used to characterize histamine receptor(s) in the seminal vesicle of rat and guinea pig. Stimulation of H1 receptors produced a contraction whereas that of H2 receptors inhibited th...

journal_title：Canadian journal of physiology and pharmacology

authors： MacIntosh CM,Vohra MM

更新日期：1981-08-01 00:00:00

abstract：:A possible implication of endogenously released ATP and (or) ADP in insulin response to glucose stimulation was investigated in the isolated rat pancreas. The first phase of insulin response to the same glucose concentration (8.3 mM) was much higher in pancreas previously perfused in the absence of glucose than in pan...

journal_title：Canadian journal of physiology and pharmacology

authors： Chapal J,Bertrand G,Hillaire-Buys D,Gross R,Loubatières-Mariani MM

更新日期：1993-08-01 00:00:00

abstract：:To investigate the contribution of pulmonary surfactant to a low airflow resistance through narrow conducting airways, a system was developed with which it was possible to determine the resistance meeting a steady flow of air at 0.5 mL/min. The airflow, delivered by an infusion pump, entered the extreme periphery of a...

journal_title：Canadian journal of physiology and pharmacology

authors： Enhorning G,Yarussi A,Rao P,Vargas I

更新日期：1996-06-01 00:00:00

abstract：:We characterized the innervation of isolated circular and longitudinal-oriented muscle strips from the nulliparous rabbit uterus and cervix by field stimulation (FS). FS with increasing frequency (2.5-50 pps) and voltage (2.5-70 V) caused graded increases in isometric contraction with no relaxation or inhibition of sp...

journal_title：Canadian journal of physiology and pharmacology

authors： Bulat R,Kannan MS,Garfield RE

更新日期：1989-08-01 00:00:00

abstract：:Existing literature provides an equivocal picture of the behavior of mitochondrial synthesis during the time course of cardiac hypertrophy. Therefore, we examined the effect of cardiac hypertrophy on mitochondrial cytochrome c oxidase (CYTOX) activity, the content of CYTOX subunit VIc mRNA, and the expression of molec...

journal_title：Canadian journal of physiology and pharmacology

authors： Nishio ML,Ornatsky OI,Craig EE,Hood DA

更新日期：1995-05-01 00:00:00

abstract：:Isoprenaline and forskolin both inhibit contractions induced by antigen or by the calcium ionophore A23187 of guinea pig tracheal spirals and parenchymal strips. Antigen-induced airway contraction is considerably more sensitive to the inhibitory effects of isoprenaline than is A23187-induced contraction. In contrast, ...

journal_title：Canadian journal of physiology and pharmacology

authors： Burka JF

更新日期：1983-06-01 00:00:00

abstract：:Liver diseases are associated with a decrease in hepatic drug elimination, but there is evidence that cirrhosis does not result in uniform changes of cytochrome P450 (CYP) isoenzymes. The objective of this study was to determine the content and activity of four CYP isoenzymes in the bile duct ligation and carbon tetra...

journal_title：Canadian journal of physiology and pharmacology

authors： Bastien MC,Leblond F,Pichette V,Villeneuve JP

更新日期：2000-11-01 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：:Caffeine has been reported to have a positive and (or) a negative inotropic effect on cardiac muscle. In this study, the force-frequency and postrest characteristics of rat atrium were studied in the presence of caffeine (1.0-10 mM) to see if the interval between beats affected the response of cardiac muscle to caffei...

journal_title：Canadian journal of physiology and pharmacology

authors： MacIntosh BR,Posner P,Lobo J,Harms R

更新日期：1992-02-01 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：: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 binding of dantrolene to rabbit red blood cell (RBC) ghosts and bovine serum albumin as models of receptor sites was studied using fluorescence techniques. Dantrolene upon binding to rabbit RBC ghosts and bovine serum albumin showed fluorescence with emission maxima at 495 and 500 nm, respectively. Dantrolene boun...

journal_title：Canadian journal of physiology and pharmacology

authors： Dehpour AR,Mahmoudian M

更新日期：1982-10-01 00:00:00

abstract：:A striking feature of the mammalian respiratory rhythm generator is the abruptness of the transitions between the inspiratory (I) and expiratory (E) phases ("phase-switching"). Although reciprocal inhibitory actions between I and E neurons are important for maintaining the alternation of respiratory phases, phase-swit...

journal_title：Canadian journal of physiology and pharmacology

authors： Cohen MI

更新日期：1981-07-01 00:00:00

abstract：:We investigated the role of receptor tyrosine kinases in Ang II-stimulated generation of reactive oxygen species (ROS) and assessed whether MAP kinase signaling by Ang II is mediated via redox-sensitive pathways. Production of ROS and activation of NADPH oxidase were determined by DCFDA (dichlorodihydrofluorescein dia...

journal_title：Canadian journal of physiology and pharmacology

authors： Touyz RM,Cruzado M,Tabet F,Yao G,Salomon S,Schiffrin EL

更新日期：2003-02-01 00:00:00

abstract：:Glutathione, a cysteine-containing tripeptide, is the most abundant nonprotein thiol in mammalian cells. Glutathione plays an important role in the detoxification of xenobiotic compounds and in the antioxidation of reactive oxygen species and free radicals. Because of its multiple functions in various tissues and its ...

journal_title：Canadian journal of physiology and pharmacology

authors： Bray TM,Taylor CG

更新日期：1993-09-01 00:00:00

abstract：:The effects of haloperidol, an antipsychotic butyrophenone, on excitability and action potential production in frog's sartorius muscle fibers were studied. This drug produced a local-anestheticlike effect which developed slowly over 1 to 5 h with lower concentrations (2.7 to 5.3 X 10(-6 M) but was completely reversed ...

journal_title：Canadian journal of physiology and pharmacology

authors： Durham HD,Frank GB,Marwaha J

更新日期：1977-06-01 00:00:00