• revised 25 April 1979) Homogenates of Tritrichomonas foetus exhibited a Mg2+-dependent adenosine triphosphatase (ATPase) activity, with a pH optimum in Tris buffers of 8-2 to 8.3. (docksci.com)
  • The ATPase activity (or activities) in this aerotolerant anaerobe is different from the ATPases characteristic of mitochondria or of anaerobic bacteria. (docksci.com)
  • Since adenosine triphosphatases (ATPases) of different organelles and micro-organisms show characteristic properties, it was felt that a study of the ATPase activities present in a trichomonad could contribute to the elucidation of the biological nature of hydrogenosomes. (docksci.com)
  • A four- to five-fold rise in the Na+,K(+)-ATPase activity is also developmentally induced. (jci.org)
  • The membrane-bound copper transporting adenosine triphosphatase (Cu-ATPase), which selectively binds copper ions, transports copper ions into and out of cells (Harris et al. (wikipedia.org)
  • Further experiments in primary hepatocytes demonstrated that Reptin maintains mTOR protein level through its ATPase activity. (nih.gov)
  • Finally, the activity of the sodium-potassium (Na+/K+) adenosine triphosphatase (ATPase) increases with maturation, which affects the sodium-calcium exchange mechanism. (medscape.com)
  • The effects of ions and antischistosomal drugs on adenosine- triphosphatase (ATPase) activity in Schistosoma-mansoni were investigated. (cdc.gov)
  • The maximum calcium or magnesium enhancement of ATPase activity occurred at pH 8.0. (cdc.gov)
  • Ouabain produced a maximum inhibition of 17 percent of schistosomal ATPase under optimal ionic conditions for sodium, potassium and magnesium induced ATPase activity. (cdc.gov)
  • BchI and BchD, tested individually, had no ATPase activity but, when combined, hydrolyzed ATP at the rate of 117.9 nmol/min per mg of protein. (lu.se)
  • Magnesium ions were required for the ATPase activities of both BchH and BchI+D, and these activities were inhibited 50% by 2 mM o-phenanthroline. (lu.se)
  • We conclude that ATP hydrolysis by BchI+D is required for an activation step in the magnesium chelatase reaction, whereas ATPase activity of BchH and the phosphate exchange activity of BchI participate in subsequent reactions leading to the insertion of Mg2+ into protoporphyrin IX. (lu.se)
  • Major factors contributing to this poor K+ retention ability are (1) an intrinsically lower H+-ATPase activity in the root apex, (2) greater saltinduced membrane depolarization, and (3) a higher reactive oxygen species production under NaCl and a larger density of reactive oxygen species-activated cation currents in the apex. (uab.cat)
  • The current study has examined the effects of moderate maternal exposure to EtOH (10 % v/v in the drinking water) throughout gestation, or gestation and lactation, on crucial 21-day-old offspring Wistar rat brain parameters, such as the activities of acetylcholinesterase (AChE) and two adenosine triphosphatases (Na(+),K(+)-ATPase and Mg(2+)-ATPase), in major offspring CNS regions (frontal cortex, hippocampus, hypothalamus, cerebellum and pons). (gla.ac.uk)
  • Karam, SM & Forte, JG 1994, ' Inhibiting gastric H + -K + -ATPase activity by omeprazole promotes degeneration and production of parietal cells ', American Journal of Physiology - Gastrointestinal and Liver Physiology , vol. 266, no. 4 29-4, pp. (uaeu.ac.ae)
  • The effects of the elicitor and the suppressor on the ATPase activity in pea plasma membranes was examined. (elsevierpure.com)
  • The relationship between the inhibition of plasma membrane ATPase activity and the suppression of the active defense reaction that involves the production of pisatin in the pea plant is discussed. (elsevierpure.com)
  • ATP is required by the actomyosin adenosine triphosphatase (ATPase) for contraction and relaxation of cardiomyocytes. (journalmc.org)
  • Mg2+ATPase and Na+K+ ATPase activities were assayed. (journalcra.com)
  • From our observation, it was cleared that the Mg2+ATPase and Na+K+ ATPase activities were decreased in synaptosomal fraction at both 2 months and 4 months old rats at both concentrations (i.e. 2.5 mg/kg bw and 5 mg/kg bw) when compared to control rats. (journalcra.com)
  • The adult rats showed greater frequency of Mg2+ATPase activity compared to young rats. (journalcra.com)
  • However, the high dose (5 mg/kg bw) of Mn treated rats of both age groups showed decreased Mg2+ATPase activity compared to low dose (2.5 mg/kg bw) of Mn treated rats. (journalcra.com)
  • Whereas, the rats supplemented with Alpha-tocopherol along with Mn showed gradual increase in Mg2+ATPase and Na+K+ATPase activities respectively. (journalcra.com)
  • The upregulation of gill Na + /K + -ATPase activity is considered critical for the successful acclimation of salmonid fishes to seawater. (silverchair.com)
  • Levels of these Na + /K + -ATPase isoforms were compared with Na + /K + -ATPase activity and protein abundance and related to the seawater tolerance of each species. (silverchair.com)
  • All three species displayed similar increases in gill Na + /K + -ATPase activity during seawater acclimation, with levels rising after 10 and 30 days. (silverchair.com)
  • Freshwater Atlantic salmon gill Na + /K + -ATPase activity and protein content was threefold higher than those of Arctic char and rainbow trout, which may explain their superior seawater tolerance. (silverchair.com)
  • In the present paper Na-K ATPase activity was assayed under these conditions in order to evaluate the transport of sodium and potassium by the renal tubules. (nii.ac.jp)
  • Both furosemide and ethacrynic acid decreased Na-K ATPase activity in the whole homogenates of the cortex, medulla and papilla, in the cortical mitochondrial and microsomal fractions, by intravenous administration. (nii.ac.jp)
  • This finding indicates that these agents produce marked diuresis by inhibiting Na·K ATPase activity. (nii.ac.jp)
  • With respect to osmotic diuresis both 5% and 20% mannitol also decreased Na·K ATPase activity in all of the parts. (nii.ac.jp)
  • On the other hand, both 5% and 50% glucose did not affect Na-K ATPase activity. (nii.ac.jp)
  • It was reported in Part I that the sodium and potassium contents were increased, but Na-K ATPase activity was decreased in this work. (nii.ac.jp)
  • ATPases Associated with Diverse Cellular Activities" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (jefferson.edu)
  • This graph shows the total number of publications written about "ATPases Associated with Diverse Cellular Activities" by people in this website by year, and whether "ATPases Associated with Diverse Cellular Activities" was a major or minor topic of these publications. (jefferson.edu)
  • Below are the most recent publications written about "ATPases Associated with Diverse Cellular Activities" by people in Profiles. (jefferson.edu)
  • Exposure of epithelial type II cells to halothane reduced the activity of sodium, potassium-adenosine triphosphatase, and amiloride-sensitive Na channels, whereas Na cotransporters were unchanged. (asahq.org)
  • The decrease in sodium, potassium-adenosine triphosphatase activity was maximal for 30 min of exposure and reached 50, 42, and 56% for halothane concentrations of 1, 2, and 4%, respectively, and did not change for longer exposure times. (asahq.org)
  • Sodium, potassium-adenosine triphosphatase, and amiloride-sensitive Na channel activities are impaired by halothane in alveolar type II cells in vitro. (asahq.org)
  • On Na-K Dependent Adenosine Triphosphatase Activity in the Kidney Undergoing Diuresis and Antidiuresis","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"Experimental Study on Sodium and Potassium Concentration Gradient and Na-K Dependent Adenosine Triphosphatase Activity in the Kidney : Part II. (nii.ac.jp)
  • (3) " Effects of magnesium and calcium ions on the adenosine triphosphatase activity of insect actomyosin at low ionic strength" - enjoy! (acsh.org)
  • Adenosine diphosphate , with help from creatine phosphate, can be converted to ATP, but sustains activity only temporarily. (todaysveterinarypractice.com)
  • Each canine activity has unique requirements for performance, which influence the caloric requirements and metabolism of individual animals. (todaysveterinarypractice.com)
  • Short bursts of explosive activity, known as supramaximal exercise , can be sustained only as long as glycogen provides glucose for anaerobic metabolism. (todaysveterinarypractice.com)
  • Effects of oxytocin, heavy metals, and inhibitors of H(+)-adenosine triphosphatase. (silverchair.com)
  • Their major function is the provision of energy in terms of adenosine triphosphate (ATP) by the oxidative phosphorylation system (OXPHOS). (journalmc.org)
  • Adenosine triphosphate (ATP), in small amounts, is used rapidly at the onset of activity but is quickly depleted. (todaysveterinarypractice.com)
  • When added together, potassium did not increase the enzyme activity beyond that shown by calcium alone. (cdc.gov)
  • 2007. Nitrosative stress and myocardial sarcoplasmic endoreticular calcium adenosine triphosphatase subtype 2a activity after lung resection in swine. . (cornell.edu)
  • The causal link between the observed changes in the root metabolic profile and the regulation of transporter activity is discussed. (uab.cat)
  • Whether ouabain, a Na + - and K + -activated adenosine triphosphatase inhibitor, mimics cognitive impairments that can be dissociated from motor effects in the bipolar disorder-like animal model remains unclear. (tmu.edu.tw)
  • Cytochrome-b plays a crucial role for the activity of the bc1 complex since it harbors two b-hemes and determines the shape of the two ubiquinone fixation sites. (journalmc.org)
  • Measurements of the activity of the electrogenic Na pump show that elevated intracellular Na ion concentration secondary to Na pump inhibition and not the instantaneous Na pump turnover rate mediates the increase in I(si) magnitude. (manchester.ac.uk)
  • To assess the role of this putative factor in normovolaemic rats, we measured erythrocyte and renal Na + , K + -adenosine triphosphatase activity after the infusion of a mixture of high-affinity digoxin-binding Fab fragments (Digibind) capable of removing digoxin from pump sites. (portlandpress.com)
  • 5-Nucleotidase and adenosine triphosphatase activities in normal and cortisone-treated rats. (taljedal.se)
  • 12. T ljedal I-B, Hellman B, Petersson B & Hellerstr m C: Effect of glucagon on the alkaline phosphatase activity in the pancreatic islets of rats. (taljedal.se)
  • With respect to antidiuresis, a low dose of vasopressin (0.1 U/kg) did not affect Na-K A TPase activity, but a high dose of vasopressin (10 U/ kg) decreased it in the whole homogenates of cortex, medulla and papilla, in the cortical mitochondrial and microsomal fractions. (nii.ac.jp)
  • These studies brought firm evidence that fluoride not only acted like TSH, but fluoride-stimulated cyclase activity could be many times higher than the optimal TSH stimulation, especially in carcinomas. (poisonfluoride.com)
  • 21. Johansson S & T ljedal I-B: Stimulation of 5-nucleotidase activity in the pancreatic islets by glucagon. (taljedal.se)
  • Influence of adre=lin on muscle phosphorylase activity and its significance in the mechanism nf fatigue inhibit " Acta pbvsiol. (cia.gov)
  • Unexpectedly, loss or inhibition of Reptin induced an opposite effect on mTORC1 and mTORC2 signalling, with: (1) strong inhibition of hepatic mTORC1 activity, likely responsible for the reduction of hepatocytes cell size, for decreased de novo lipogenesis and cholesterol transcriptional programmes and (2) enhancement of mTORC2 activity associated with inhibition of the gluconeogenesis transcriptional programme and hepatic glucose production. (nih.gov)
  • Adler GM - "The effect of sialic acid on adenylate cyclase activity and thyrotropin-receptor binding in human thyroid membranes" Acta Biochim Pol. (poisonfluoride.com)
  • causing decrease in cholinesterase activity. (cia.gov)
  • decrease in activity after denervation. (cia.gov)
  • Usage information: Expression and developmental regulation of Na+,K+ adenosine triphosphatase in the rat small intestine. (jci.org)
  • This change has been linked to activation of energy-consuming processes, which leads to decreased levels of adenosine triphosphatase (ATP) and a subsequent lack of energy sources for healthy cardiac function. (medscape.com)
  • It is concluded that neurohypophyseal peptides are capable of producing graded effects on adenyl cyclase both below and above the range of enzyme activity which evokes graded changes in membrane permeability. (silverchair.com)
  • A series of neurohypophyseal peptides was examined in detail for their catalytic activity. (silverchair.com)
  • Inhibition of hepatic Reptin expression or activity represents a new therapeutic perspective for metabolic syndrome. (nih.gov)
  • PCNA expression correlates with the proliferation activity of several malignant and non-malignant cell types. (lookformedical.com)
  • T. chebula has been reported to exhibit a variety of biological activity, including anticancer (Saleem et al . (scialert.net)
  • The TSH-receptor is the only G-protein-coupled receptor known able to activate all G protein families, an activity directly mimicked by fluoride. (poisonfluoride.com)
  • Together with previously published data, our work strongly suggests that β may stimulate the endonuclease activity of MutL through its direct interaction with the C-terminal domain of MutL. (nih.gov)
  • Solenopsis richteri damages crops, impedes recreational activities and can undermine roads and asphalt. (iucngisd.org)
  • Dogs frequently engage in performance-based competitive and recreational activities, ranging from flyball to sled pulling to agility, and nutrition is increasingly used to maximize an animal's potential and stamina. (todaysveterinarypractice.com)
  • 16. T ljedal I-B: Some aspects of the apparent glucose-6-phsophatase activity in the pancreatic islets of mammals. (taljedal.se)
  • Some aspects of the apparent glucose-6-phosphatase activity in obese-hyperglycemice mice and guinea-pigs. (taljedal.se)
  • This widespread resistance to chloroquine in the P. falciparum adenosine position may be scrutinized to moni- and sulfadoxine-pyrimethamine in triphosphatase-6 ( PfATPase6 ) gene, tor anticipated artemisinin resistance, Africa has caused a sharp rise in which was reported to be associated according to a recently published deaths from malaria. (cdc.gov)
  • Adenosine triphosphatase activity in normal and obese-hyperglycaemic mice. (taljedal.se)
  • The effects of Na pump activity on the slow inward current, I(si), magnitude and twitch tension were investigated in sheep cardiac Purkinje fibres. (manchester.ac.uk)
  • Veterinarians have frequently multiplied the resting energy requirement by a factor to account for the activity level of a dog. (todaysveterinarypractice.com)
  • Muscles allow dogs to perform activity, and muscle fibers are generally classified as type I (slow twitch) or type II (fast twitch). (todaysveterinarypractice.com)
  • The activity was localized in a population of small cytoplasmic particles which also contained an acid phosphatase. (docksci.com)
  • Exposure to ethanol during neurodevelopment modifies crucial offspring rat brain enzyme activities in a region-specific manner. (gla.ac.uk)
  • The purpose of this study was to examine the effects of halothane on Na transport activities. (asahq.org)
  • Because this activity can be misinterpreted as human readership, data may be re-processed periodically to reflect an improved understanding of robotic activity. (jci.org)
  • HMNYI, B. Changes in cholinesterase activity of striated muscle after denervation. (cia.gov)