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Expression of HSP72 in the gastric mucosa is regulated by gastric acid in rats-correlation of HSP72 expression with mucosal protectionIsao Wada
Department of Internal Medicine and Gastroenterology, Akita University School of Medicine, 1 1 1 Hondo, Akita 010 8543, Japan
Biochem Biophys Res Commun 349:611-8. 2006..Also, the association of gastric mucosal protective function against HCl-challenge was compared between HSP72-induced and -reduced group...
Influence of gastric acid on susceptibility to infection with ingested bacterial pathogensSharon M Tennant
Department of Microbiology and Immunology, The University of Melbourne, and Murdoch Children s Research Institute, Royal Children s Hospital, Victoria 3010, Australia
Infect Immun 76:639-45. 2008Despite the widely held belief that gastric acid serves as a barrier to bacterial pathogens, there are almost no experimental data to support this hypothesis...
IL1B promoter polymorphism regulates the expression of gastric acid stimulating hormone gastrinMeenakshi Chakravorty
Molecular and Human Genetics Division, Indian Institute of Chemical Biology, Raja S C Mullick Road, Kolkata, India
Int J Biochem Cell Biol 41:1502-10. 2009..Thus, this study showed that a single base substitution at the -31 position of the IL1B promoter brought about differential expression of IL1B which differentially altered both NFkappaB activation and gastrin expression...
Impaired gastric acid secretion in gastrin-deficient miceL Friis-Hansen
Department of Physiology, University of Michigan, Ann Arbor 48109, USA
Am J Physiol 274:G561-8. 1998..However, gastric function was severely affected by the loss of gastrin. Basal gastric acid secretion was abolished and could not be induced by histamine, carbachol, or gastrin...
Does short-term treatment with proton pump inhibitors cause rebound aggravation of symptoms?P G Farup
Unit for Applied Clinical Research, Norwegian University of Science and Technology, Trondheim, Norway
J Clin Gastroenterol 33:206-9. 2001..Rebound acid hypersecretion might occur after treatment with proton pump inhibitors. This study looks for a rebound aggravation of symptoms after short-term treatment with lansoprazole...
Stronger inhibition of gastric acid secretion by lafutidine, a novel H2 receptor antagonist, than by the proton pump inhibitor lansoprazoleHatsushi Yamagishi
Division of Gastroenterology, Tohoku University Graduate School of Medicine, 1 1 Seiryou Machi, Aobaku, Sendai 9808574, Japan
World J Gastroenterol 14:2406-10. 2008..To compare the antisecretory activity and plasma drug concentrations of a single oral dose of 10 mg lafutidine, a novel H2 receptor antagonist, with those of the proton pump inhibitor lansoprazole (LPZ) 30 mg...
Vagal afferent signaling of a gastric mucosal acid insult to medullary, pontine, thalamic, hypothalamic and limbic, but not cortical, nuclei of the rat brainT Michl
Department of Experimental and Clinical Pharmacology, University of Graz, , A-8010, Graz, Austria
Pain 92:19-27. 2001Although gastric acid is a factor in upper abdominal pain, the signaling and processing of a gastric mucosal acid insult within the brain are not known...
Function of GABAergic and glutamatergic neurons in the stomachLi Hsueh Tsai
Department of Physiology, School of Medicine, Taipei Medical University, Taipei, 11014, Taiwan
J Biomed Sci 12:255-66. 2005..GABA and L-Glu may also subserve hormonal and paracrine signaling. Disruption in gastrointestinal function following perturbation of enteric GABA receptors and glutamate receptors presents potential new target sites for drug development...
Secretagogue-specific effects of interleukin-1 on gastric acid secretionJ L Wallace
Gastrointestinal Research Group, University of Calgary, Alberta, Canada
Am J Physiol 261:G559-64. 1991..Also, the effects of IL-1 beta on gastric acid secretion stimulated by bethanechol or histamine were assessed...
Bedtime H2 blockers improve nocturnal gastric acid control in GERD patients on proton pump inhibitorsS Xue
The Graduate Hospital, Philadelphia, PA 19146, USA
Aliment Pharmacol Ther 15:1351-6. 2001..d. AC) effectively controls daytime gastric pH; however, nocturnal gastric acid breakthrough (NAB) occurs in more than 75% of patients...
Physiological and clinical significance of enterochromaffin-like cell activation in the regulation of gastric acid secretionGuanglin Cui
Laboratory of Gastroenterology, Institute of Clinical Medicine, Faculty of Medicine, University of Tromsø, Tromsø N 9037, Norway
World J Gastroenterol 13:493-6. 2007b>Gastric acid plays an important role in digesting food (especially protein), iron absorption, and destroying swallowed micro-organisms...
Systematic review: Rebound acid hypersecretion after therapy with proton pump inhibitorsN G M Hunfeld
Central Hospital Pharmacy, The Hague, The Netherlands
Aliment Pharmacol Ther 25:39-46. 2007..The occurrence and the clinical relevance of rebound acid hypersecretion after discontinuation of proton pump inhibitors is unclear...
Rabeprazole is superior to omeprazole for the inhibition of peptone meal-stimulated gastric acid secretion in Helicobacter pylori-negative subjectsG V Ohning
Research and Medical Services, Department of Veteran Affairs, VA GLAHS West Los Angeles Healthcare Center, and the Department of Medicine, School of Medicine, University of California, Los Angeles, CA 90073, USA
Aliment Pharmacol Ther 17:1109-14. 2003Peptone meal-stimulated gastric acid output is considered to be a reliable means to evaluate drug-mediated inhibition of stimulated gastric acid output, an important measure of the efficacy of the agents--such as proton pump inhibitors--..
Histamine dependence of pentagastrin-stimulated gastric acid secretion in ratsN P Shankley
James Black Foundation, London, United Kingdom
Yale J Biol Med 65:613-9. 1992Does gastrin stimulate gastric acid secretion by direct action on oxyntic cells, by releasing histamine, or by being potentiated by histamine? Previous studies in the mouse pointed to gastrin-regulated histamine release...
Divalent cations regulate acidity within the lumen and tubulovesicle compartment of gastric parietal cellsAndrea Gerbino
Department of Surgery, Brigham and Women's Hospital, VA Boston Health Care System, Boston, MA 02115, USA
Gastroenterology 126:182-95. 2004..Conclusions: The effects of low-dose TPEN suggests that acidity within the TV/L compartment of the gastric gland may be regulated, at least in part, by its content of divalent cations such as Zn(2+), for which TPEN has high affinity...
Peripheral PACAP inhibits gastric acid secretion through somatostatin release in miceLaura Piqueras
Department of Physiology, Pharmacology and Toxicology, Cardenal Herrera CEU University, Valencia, Spain
Br J Pharmacol 142:67-78. 20041. Studies in rats suggest that PACAP modulates gastric acid secretion through the release of both histamine and somatostatin. 2...
Effect of age and Helicobacter pylori infection on gastric acid secretionK Haruma
First Department of Internal Medicine, Hiroshima University School of Medicine, Kasumi, Japan
J Gastroenterol Hepatol 15:277-83. 2000Whether gastric acid secretion decreases with age is still controversial. With the discovery of Helicobacter pylori, the association of this bacterium with gastric acid secretion has also been discussed...
Gastric acid secretion in aquaporin-4 knockout miceK S Wang
Department of Surgery, Stanford University, CA 94305 5655, USA
Am J Physiol Gastrointest Liver Physiol 279:G448-53. 2000The aquaporin-4 (AQP4) water channel has been proposed to play a role in gastric acid secretion...
Identification of the K efflux channel coupled to the gastric H-K-ATPase during acid secretionNils W G Lambrecht
Department of Pathology, David Geffen School of Medicine, University of California Los Angeles, Los Angeles, CA 90095, USA
Physiol Genomics 21:81-91. 2005..KCNQ1-KCNE2 appears to be the K efflux channel that is essential for gastric acid secretion.
Esomeprazole therapy for gastric acid hypersecretion in children with cystinosisRanjan Dohil
UCSD Medical Center, San Diego, CA 92103 8450, USA
Pediatr Nephrol 20:1786-93. 2005..disease progression in children with cystinosis, but it may cause severe gastrointestinal (GI) symptoms through gastric acid-hypersecretion...
PACAP stimulates gastric acid secretion in the rat by inducing histamine releaseA K Sandvik
Department of Physiology and Biomedical Engineering, University Hospital of Trondheim, Faculty of Medicine, The Norwegian University of Science and Technology, N 7489 Trondheim, Norway
Am J Physiol Gastrointest Liver Physiol 281:G997-G1003. 2001..PACAP) stimulates enterochromaffin-like (ECL) cell histamine release, but its role in the regulation of gastric acid secretion is disputed...
Increased gastric acid secretion after Helicobacter pylori eradication may be a factor for developing reflux oesophagitisT Koike
Department of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Miyagi, Japan
Aliment Pharmacol Ther 15:813-20. 2001..The role of acid secretion in reflux oesophagitis which may develop after H. pylori eradication is not well known...
In vivo inhibition of gastric acid secretion by the aqueous extract of Scoparia dulcis L. in rodentsSonia Mesia-Vela
Natural Products Section, Department of Pharmacology, Escola Paulista de Medicina, Universidade Federal de Sao Paulo, 04044 020 Rua 03 de Maio 100, Sao Paulo, SP, Brazil
J Ethnopharmacol 111:403-8. 2007..the hydrolysis of ATP by H(+),K(+)-ATPase with an IC(50) of 500 microg/ml, indicating that the inhibition of gastric acid secretion of Scoparia dulcis is related to the inhibition of the proton pump...
Heterogeneity of acid secretion induced by carbachol and histamine along the gastric gland axis and its relationship to [Ca2+]iJose Francisco Perez-Zoghbi
Centro de Biofisica y Bioquimica, Instituto Venezolano de Investigaciones Cientificas, Caracas, Venezuela
Am J Physiol Gastrointest Liver Physiol 295:G671-81. 2008..2, both triggered by Ca(2+) release. Maintenance of acid secretion depends on Ca(2+) entry and perhaps membrane fusion...
Insights into the future of gastric acid suppressionKenneth R DeVault
Department of Medicine, Mayo Clinic, 4500 San Pablo Road, Jacksonville, FL 32233, USA
Nat Rev Gastroenterol Hepatol 6:524-32. 2009..Although these agents could potentially achieve complete gastric acid suppression, risks may be associated with this level of suppression, including enteric infections and ..
Gastric acid inhibition for fat malabsorption or gastroesophageal reflux disease in cystic fibrosis: longitudinal effect on bacterial colonization and pulmonary functionHubert P J van der Doef
Department of Pediatric Gastroenterology, University Medical Center Utrecht, Utrecht, The Netherlands
J Pediatr 155:629-33. 2009To investigate bacterial colonization and pulmonary function longitudinally in patients with cystic fibrosis (CF) receiving drugs for gastric acid (GA) inhibition for fat malabsorption or for gastroesophageal reflux disease (GERD).
Proton-pump inhibitor therapy induces acid-related symptoms in healthy volunteers after withdrawal of therapyChristina Reimer
Department of Medical Gastroenterology, Køge University Hospital, Copenhagen University, Copenhagen, Denmark
Gastroenterology 137:80-7, 87.e1. 2009..Rebound acid hypersecretion (RAHS) has been demonstrated after 8 weeks of treatment with a proton-pump inhibitor (PPI). If RAHS induces acid-related symptoms, this might lead to PPI dependency and thus have important implications...
Alteration of correlation between serum pepsinogen concentrations and gastric acid secretion after H. pylori eradicationKatsunori Iijima
Division of Gastroenterology, Tohoku University Graduate School of Medicine, Aobaku, Sendai, Japan
J Gastroenterol 44:819-25. 2009The measurement of serum pepsinogens is clinically useful to represent gastric acid secretion. Since both serum pepsinogens and gastric acid secretion are considerably altered by H...
Rebound acid hypersecretion from a physiological, pathophysiological and clinical viewpointHelge L Waldum
Department of Gastroenterology and Liver Diseases, St Olavs Hospital, Trondheim University Hospital, Trondheim, Norway
Scand J Gastroenterol 45:389-94. 2010..The aim of this paper is to review current knowledge of the regulation of gastric acid secretion, including maximal acid secretion, and to improve understanding of the pathogenesis of acid-related ..
Control of gastric acid secretion in somatostatin receptor 2 deficient mice: shift from endocrine/paracrine to neurocrine pathwaysChun Mei Zhao
Department of Cancer Research and Molecular Medicine, Norwegian University of Science and Technology, NO 7006, Trondheim, Norway
Endocrinology 149:498-505. 2008..ECL) cell-parietal cell axis is known to play an important role in the regulation of gastric acid secretion...
An open-label, parallel, multiple-dose study comparing the pharmacokinetics and gastric acid suppression of rabeprazole extended-release with esomeprazole 40 mg and rabeprazole delayed-release 20 mg in healthy volunteersG Morelli
St Mary s Hospital, McGill University, Westmount, Montreal, QC, Canada
Aliment Pharmacol Ther 33:845-54. 2011Novel rabeprazole extended-release (ER) formulations were developed to provide prolonged gastric acid suppression and potentially improved clinical outcomes in GERD patients.
The effect of auditory stress on perception of intraesophageal acid in patients with gastroesophageal reflux diseaseRonnie Fass
The Neuro Enteric Clinical Research Group, Section of Gastroenterology, Department of Medicine, Southern Arizona VA Health Care System and Arizona Health Sciences Center, Tucson, Arizona, USA
Gastroenterology 134:696-705. 2008..We sought to determine the effect of an acute laboratory stressor on perceptual and emotional responses to intraesophageal acid perfusion in healthy controls and patients with GERD...
L-type amino acids stimulate gastric acid secretion by activation of the calcium-sensing receptor in parietal cellsStephanie M Busque
Dept. of Surgery, Yale University, New Haven, CT 06520, USA
Am J Physiol Gastrointest Liver Physiol 289:G664-9. 2005..These data support the conclusion that amino acids, in conjunction with a physiological Ca(o)(2+) concentration, can induce acid secretion independent of hormonal stimulation via allosteric activation of the stomach CaSR...
Nitric oxide inhibits gastric acid secretion by increasing intraparietal cell levels of cGMP in isolated human gastric glandsAnna Berg
Div of Cell Biology, Dept of Biomedicine and Surgery, Linkoping University, Sweden
Am J Physiol Gastrointest Liver Physiol 289:G1061-6. 2005..Furthermore, the results show that NO-induced inhibition of gastric acid secretion is a cGMP-dependent mechanism in the parietal cell involving the activation of GC.
The calcium-sensing receptor acts as a modulator of gastric acid secretion in freshly isolated human gastric glandsMatthias M Dufner
Institute of Physiology, University of Zurich, Switzerland
Am J Physiol Gastrointest Liver Physiol 289:G1084-90. 2005b>Gastric acid secretion is activated by two distinct pathways: a neuronal pathway via the vagus nerve and release of acetylcholine and an endocrine pathway involving gastrin and histamine...
The effect of gastric Acid on the absorption of posaconazoleRupali Jain
Clin Infect Dis 46:1627; author reply 1627-8. 2008
Safety of potent gastric acid inhibitionCarlos Martín de Argila
Gastroenterology Department, Ramon y Cajal Hospital, Madrid, Spain
Drugs 65:97-104. 2005The proton pump inhibitors are a very effective drug group for the control of gastric acid secretion, which makes them of great use in the medical practice setting, while at the same time they represent one of the treatment groups widely ..
Comparison of morning and evening administration of rabeprazole for gastro-oesophageal reflux and nocturnal gastric acid breakthrough in patients with reflux disease: a double-blind, cross-over studyN D Pehlivanov
Internal Medicine, University of Kansas Medical Center, Kansas City, KS, USA
Aliment Pharmacol Ther 18:883-90. 2003To assess the effect of timing of rebeprazole (RB) 20 mg/d administration on oesophageal acid exposure and nocturnal gastric acid breakthrough (NGAB) in patients with GERD.
Protective role of nitric oxide in indomethacin-induced gastric ulceration by a mechanism independent of gastric acid secretionM M Khattab
Pharmacology Department, Faculty of Pharmacy, Cairo University, Egypt
Pharmacol Res 43:463-7. 2001..Therefore, this study creates a new pathway for the potential treatment of NSAID gastric ulceration through modulation of NO synthesis, regardless of the effect on gastric acidity...
Gastric acid normosecretion is not essential in the pathogenesis of mild erosive gastroesophageal reflux disease in relation to Helicobacter pylori statusTomohiko Shimatani
Department of General Medicine, Hiroshima University Hospital, Hiroshima, Japan
Dig Dis Sci 49:787-94. 2004In the pathogenesis of gastroesophageal reflux disease (GERD), gastric acid is considered to be one of the most important factors, but little is known about the degree of gastric acid secretion in GERD patients...
Intragastric acid suppression and pharmacokinetics of twice-daily esomeprazole: a randomized, three-way crossover studyP O Katz
Division of Gastroenterology and Nutrition, Albert Einstein Medical Center, Philadelphia, PA 19141, USA
Aliment Pharmacol Ther 20:399-406. 2004..Patients with refractory gastro-oesophageal reflux disease, extra-oesophageal reflux symptoms, Barrett's oesophagus, or Zollinger-Ellison syndrome may require greater acid suppression than that obtained with once-daily esomeprazole...
Review article: relief of symptoms in gastric acid-related diseases--correlation with acid suppression in rabeprazole treatmentP Miner
Oklahoma Foundation for Digestive Research, Oklahoma City, OK 73104, USA
Aliment Pharmacol Ther 20:20-9. 2004Symptom relief is one of the key goals in the management of gastric acid-related disorders such as gastro-oesophageal reflux disease (GERD), including nonerosive reflux disease (NERD), and duodenal and gastric ulcer...
Idiopathic gastric acid hypersecretion presenting as a diarrheal disorder and mimicking both Zollinger-Ellison syndrome and Crohn's diseaseWojciech C Blonski
Division of Gastroenterology, University of Pennsylvania Health System, Philadelphia 19104, USA
Eur J Gastroenterol Hepatol 17:441-4. 2005Many gastric acid hypersecretory states (basal acid output of greater than 15...
Insulin-like growth factor I accelerates gastric ulcer healing by stimulating cell proliferation and by inhibiting gastric acid secretionS Coerper
Dept of General Surgery, University of Tubingen, Germany
Scand J Gastroenterol 36:921-7. 2001..The aim of the study was to determine: 1) whether IGF-I applied locally would support gastric ulcer healing by increasing cell proliferation and 2) the effect of IGF-I on gastric acid secretion.
The stomach divalent ion-sensing receptor scar is a modulator of gastric acid secretionJ P Geibel
Department of Surgery, Yale University School of Medicine, New Haven, CT 06511, USA
J Biol Chem 276:39549-52. 2001..Here, we identified a novel pathway modulating gastric acid secretion through the stomach calcium-sensing receptor (SCAR) located on the basolateral membrane of gastric ..
Gastric acid control with esomeprazole, lansoprazole, omeprazole, pantoprazole, and rabeprazole: a five-way crossover studyPhilip Miner
Oklahoma Foundation for Digestive Research, University of Oklahoma Health Sciences Center, 711 Stanton L. Young Boulevard, Suite 619, Oklahoma City, OK 73104, USA
Am J Gastroenterol 98:2616-20. 2003OBJECTIVES: Proton pump inhibitors owe their clinical efficacy to their ability to suppress gastric acid production...
Gastric acid suppression and treatment of severe exocrine pancreatic insufficiencyE P Dimagno
Department of Internal Medicine, Mayo Clinic, 200 First Street S.W, Rochester, MN 55905, USA
Best Pract Res Clin Gastroenterol 15:477-86. 2001..This amount of lipolytic activity taken with an agent that suppresses gastric acid secretion improves fat absorption in most patients and may even abolish steatorrhoea.
Characterization of the inhibitory activity of tenatoprazole on the gastric H+,K+ -ATPase in vitro and in vivoJai Moo Shin
Department of Physiology and Medicine, David Geffen School of Medicine, University of California at Los Angeles, Los Angeles, CA, USA
Biochem Pharmacol 71:837-49. 2006..Tenatoprazole binds at the catalytic subunit of the gastric acid pump with a stoichiometry of 2.6 nmol mg(-1) of the enzyme in vitro...
Beyond gastric acid reduction: proton pump inhibitors induce heme oxygenase-1 in gastric and endothelial cellsJan C Becker
Department of Medicine B, University of Muenster, 48149 Muenster, Germany
Biochem Biophys Res Commun 345:1014-21. 2006..Moreover, our findings provide additional perspectives for a possible but yet unexplored use of PPIs in vasoprotection...
Soraprazan: setting new standards in inhibition of gastric acid secretionW A Simon
Department of Biochemistry Gastroenterology, ALTANA Pharma AG, Byk Gulden Strasse 2, 78467 Konstanz, Germany
J Pharmacol Exp Ther 321:866-74. 2007..Rapid and consistent inhibition of acid secretion by soraprazan renders the P-CABs a promising group of compounds for therapy of GERD...
Gastric acid secretion after blockade of angiotensin AT1 receptors in the Na(+)-depleted ratL Chow
Research Department, Pharmaceuticals Division, Ciba Geigy Ltd, Basel, Switzerland
Eur J Pharmacol 294:309-17. 1995..that angiotensin II acting through the angiotensin AT1 receptor plays an important role in the control of gastric acid secretion...
Activation of the calcium sensing receptor stimulates gastrin and gastric acid secretion in healthy participantsL Ceglia
Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, 711 Washington Street, Boston, MA, 02111, USA
Osteoporos Int 20:71-8. 2009In 17 adults on a fixed metabolic diet, an 11-day course of cinacalcet increased serum gastrin and basal gastric acid output, but not maximal gastric acid output, compared with a placebo...
Helicobacter pylori infection and chronic gastric acid hyposecretionE M El-Omar
University Department of Medicine and Therapeutics, Western Infirmary, Glasgow, Scotland
Gastroenterology 113:15-24. 1997We have identified a subgroup of Helicobacter pylori-infected subjects with low or absent gastric acid output...
Acid-sensing properties in rat gastric sensory neurons from normal and ulcerated stomachTakeshi Sugiura
Department of Pharmacology, Carver College of Medicine, The University of Iowa, Iowa City, Iowa 52242, USA
J Neurosci 25:2617-27. 2005b>Gastric acid contributes to dyspeptic symptoms, including abdominal pain, in patients with disorders of the proximal gastrointestinal tract...
Meal-stimulated gastric acid secretion and integrated gastric acidity in gastro-oesophageal reflux diseaseJ D Gardner
Science for Organizations, Inc, Chatham, NJ 07928, USA
Aliment Pharmacol Ther 17:945-53. 2003No current methods exist to determine meal-stimulated gastric acid secretion in humans under conditions that approximate those of daily living with the ingestion of breakfast, lunch and dinner.
Effects of esomeprazole on acid output in patients with Zollinger-Ellison syndrome or idiopathic gastric acid hypersecretionDavid C Metz
Division of Gastroenterology, University of Pennsylvania Health System, Philadelphia, Pennsylvania 19104, USA
Am J Gastroenterol 102:2648-54. 2007To evaluate the efficacy and safety of oral esomeprazole in the control of gastric acid hypersecretion in patients with hypersecretory states.
Ultrastructural transformation of gastric parietal cells reverting from the active to the resting state of acid secretion revealed in isolated rat gastric mucosa model processed by high-pressure freezingAkira Sawaguchi
Department of Anatomy, Ultrastructural Cell Biology, Faculty of Medicine, University of Miyazaki, Miyazaki 889-1692, Japan
J Electron Microsc (Tokyo) 55:97-105. 2006..The present findings provide new insights into the functional transformation in gastric parietal cells reverting to their resting conformation...
Association between antidepressant use and prescribing of gastric acid suppressantsJanice Ma
Canadian Forces Health Services, Ottawa, Ontario
Can J Psychiatry 51:178-84. 2006..To determine whether an increased risk of gastrointestinal events is present in younger, generally healthy adults who consume antidepressants...
Stomach-brain communication by vagal afferents in response to luminal acid backdiffusion, gastrin, and gastric acid secretionMarion Danzer
Deartment of Experimental and Clinical Pharmacology, University of Graz, A-8010 Graz, Austria
Am J Physiol Gastrointest Liver Physiol 286:G403-11. 2004..These communication modalities interact because, firstly, acid secretion enhances afferent signaling of gastric acid backdiffusion and, secondly, gastrin activates NTS neurons through stimulation of CCK(1) receptors on vagal ..
Cocaine-amphetamine-regulated transcript (CART) acts in the central nervous system to inhibit gastric acid secretion via brain corticotropin-releasing factor systemT Okumura
Third Department of Internal Medicine, Asahikawa Medical College, Japan
Endocrinology 141:2854-60. 2000..Food consumption, gastric acid secretion, and gastric emptying were measured after injection of CART into the cerebrospinal fluid in 24-h ..
Identification of ezrin as a target of gastrin in immature mouse gastric parietal cellsAdelina Pagliocca
Physiological Laboratory, University of Liverpool, Crown Street, Liverpool L69 3BX, UK
Exp Physiol 93:1174-89. 2008The gastric acid-secreting parietal cell exhibits profound morphological changes on stimulation...
Association between gastric acid and mucin secretion in dyspeptic patientsY Niv
Department of Gastroenterology, Beilinson Campus, Rabin Medical Center, Tel Aviv University, Tel Aviv, Israel
Digestion 65:141-8. 2002..The maintenance of an intact gastric mucosa implies a balance between aggressive, such as acid, and protective factors such as mucin. We examined gastric aspirates to determine a possible correlation between gastric acid and mucin contents.
The basis for the decreased response to proton pump inhibitors in gastro-oesophageal reflux disease patients without erosive oesophagitisJ D Gardner
Science for Organizations, Inc, Chatham, NJ 07928, USA
Aliment Pharmacol Ther 18:891-905. 2003..The reason why heartburn in gastro-oesophageal reflux disease subjects without oesophagitis is less responsive to proton pump inhibitors than heartburn in those with erosive oesophagitis is not known...
Helicobacter pylori eradication releases prolonged increased acid secretion following omeprazole treatmentDerek Gillen
GI Unit, Aberdeen Royal Infirmary, Scotland
Gastroenterology 126:980-8. 2004..pylori -infected subjects, but eradicating the infection releases the phenomenon. The accentuated H. pylori -related oxyntic gastritis induced by omeprazole is likely to protect against the rebound phenomenon...
Effect of omeprazole on acid gastroesophageal reflux and gastric acidity in preterm infants with pathological acid refluxTaher I Omari
Department of Paediatrics, University of Adelaide, Australia
J Pediatr Gastroenterol Nutr 44:41-4. 2007..The aim of this study was to determine the effect of 0.7 mg/kg/d omeprazole on gastric acidity and acid gastroesophageal reflux in preterm infants with reflux symptoms and pathological acid reflux on 24-h pH probe...
Review article: pharmacology of esomeprazole and comparisons with omeprazoleJ Dent
Department of Gastroenterology, Hepatology and General Medicine, Royal Adelaide Hospital, Adelaide, SA 5000, Australia
Aliment Pharmacol Ther 17:5-9. 2003..superior delivery has been shown to cause a more consistent and greater suppression of pentagastrin-stimulated gastric acid secretion by esomeprazole, 20 mg, compared with omeprazole, 20 mg...
[Non-erosive gastroesophageal reflux disease. Incidence of clinical forms, characteristics of esophageal exposure to acid and symptomatic correlations]Julio César Soto Pérez
Laboratorio de Motilidad Gastrointestinal, Departamento de Gastroenterologia, Instituto Nacional de Ciencias Medicas y Nutricion Salvador Zubiran, Vasco de Quiroga 15, Seccion XVI, Tlalpan, C P 14000, Mexico, D F
Rev Gastroenterol Mex 68:113-9. 2003..Studies in NERD patients using esophageal pH monitoring and symptom index (SI) have suggested different subgroups or clinical forms...
Pharmacokinetics and pharmacodynamics of lansoprazole in children with gastroesophageal reflux diseaseDavid Gremse
Division of Pediatric GI/Nutrition, University of South Alabama, Mobile, Alabama 36604-3273, USA
J Pediatr Gastroenterol Nutr 35:S319-26. 2002..Lansoprazole significantly increased the mean 24-hour intragastric pH and the percentages of time intragastric pH was above 3 and 4 when children were dosed with either 15 or 30 mg according to body weight...
Review of esomeprazole in the treatment of acid disordersDavid A Johnson
Eastern Virginia Medical School, Division of Gastroenterology, 885 Kempsville Road, Suite 114, Norfolk, VA 23505, USA
Expert Opin Pharmacother 4:253-64. 2003..exposure and less interindividual variability compared with omeprazole, and more effective suppression of gastric acid production compared with other proton pump inhibitors...
Review article: gastric acidity--comparison of esomeprazole with other proton pump inhibitorsJ G Hatlebakk
Department of Medicine, Haukeland Sykehus, University of Bergen, N 5021 Bergen, Norway
Aliment Pharmacol Ther 17:10-5; discussion 16-7. 2003b>Gastric acid suppression is the most effective medical therapy to control acidic gastro-oesophageal reflux: individuals in whom therapy fails usually have inadequate acid suppression...
The effect of intravenous pantoprazole and ranitidine for improving preoperative gastric fluid properties in adults undergoing elective surgeryDilek Memis
Departments of Anaesthesiology and Biostatistics, Trakya University Medical Faculty, Edirne, Turkey
Anesth Analg 97:1360-3. 2003..We concluded that IV pantoprazole and ranitidine, given 1 h before surgery, are effective in reducing gastric pH and volume...
Inhibitory potency of twice-a-day omeprazole on gastric acidity is enhanced by eradication of H. pylori in duodenal ulcer patientsA B R Thomson
Nutrition and Metabolism Research Group, University of Alberta, Edmonton, Alberta, Canada
Dig Dis Sci 48:2045-56. 2003..pylori. Thus, in DU the pH-elevating potency of omeprazole taken twice a day is greater in the presence than in the absence of an H. pylori infection...
Effect of GastroGard and three compounded oral omeprazole preparations on 24 h intragastric pH in gastrically cannulated mature horsesA M Merritt
Island Whirl Equine Colic Research Laboratory, College of Veterinary Medicine, University of Florida, Box 100136, Gainesville, Florida 32610-0136, USA
Equine Vet J 35:691-5. 2003..OBJECTIVES: To compare the gastric acid inhibitory efficacy of one manufactured ('GastroGard') and 3 generic pharmacy-compounded preparations of the ..
The effects of nocturnal acid breakthrough on Helicobacter pylori eradicationJin Il Kim
Division of Gastroenterology, Department of Internal Medicine, The Catholic University of Korea, Seoul, Korea
Helicobacter 7:331-6. 2002BACKGROUND: The effects of nocturnal gastric acid breakthrough (NAB) on Helicobacter pylori eradication are still unknown in peptic ulcer patients...
Determination of the reduction in gastric acidity necessary to prevent pathological oesophageal reflux in patients with gastro-oesophageal reflux disease treated with a proton pump inhibitorJ D Gardner
Science for Organizations, Inc, Chatham, NJ 07928, USA
Aliment Pharmacol Ther 17:955-64. 2003..In subjects with gastro-oesophageal reflux disease treated with a gastric antisecretory agent, the extent to which gastric acidity needs to be reduced to prevent pathological oesophageal acid exposure is not known...
Acid exposure and altered acid clearance in GERD patients treated for Helicobacter pylori infectionG Sarnelli
Department of Clinical and Experimental Medicine, Division of Hepatogastroenterology, University Federico II, Via Sergio Pansini 5, 80131 Naples, Italy
Dig Liver Dis 35:151-6. 2003..CONCLUSION: In patients with gastroesophageal reflux disease, Helicobacter pylori eradication is associated with increased acid exposure of the proximal esophagus and delayed distal acid clearance...
The acidity index: a simple approach to the measurement of gastric acidityR Tutuian
Division of Gastroenterology, Medical University of South Carolina, Charleston, SC 29425, USA
Aliment Pharmacol Ther 19:443-8. 2004..This parameter is easy to calculate, but does not identify the actual pH level. Recent studies have recommended the use of the integrated intragastric acidity as a more refined method of assessing intragastric acid control...
Nocturnal acid breakthrough: clinical significance and correlation with esophageal acid exposureTina M Ours
Center for Swallowing and Esophageal Disorders, Department of Gastroenterology, The Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
Am J Gastroenterol 98:545-50. 2003..The aim of this study was to evaluate prospectively the degree of upright and supine esophageal and gastric acid suppression using various PPI regimens in comparison to the addition of an H2RA at bedtime...
Proton pump inhibitors in children: a reviewF Marchetti
Department of Pediatrics, IRCCS Burlo Garofolo, University of Trieste, Trieste, Italy
Dig Liver Dis 35:738-46. 2003..They provide a high level of gastric acid inhibition with few adverse effects...
CYP2C19 polymorphism and proton pump inhibitorsUlrich Klotz
Dr Margarete Fischer Bosch Institute of Clinical Pharmacology, Auerbachstr 112, D 70376 Stuttgart, Germany
Basic Clin Pharmacol Toxicol 95:2-8. 2004..Therefore initial genotyping for this enzyme and higher dosage in extensive metabolizers is likely to improve the clinical efficacy of proton pump inhibitors...
Acid inhibition in GERD-how much is enough?Sami R Achem
Am J Gastroenterol 99:997-9. 2004b>Gastric acid plays a fundamental role in the development of mucosal injury and symptoms in gastro-esophageal reflux disease(GERD)...
Review article: is stringent control of gastric pH useful and practical in GERD?P J Kahrilas
North Western University, Feinberg School of Medicine, Division of Gastroenterology, Chicago, IL 60611, USA
Aliment Pharmacol Ther 20:89-94; discussion 95-6. 2004..agents in the treatment of gastro-oesophageal reflux disease is related to how consistently and completely gastric acid secretion is suppressed, intragastric pH monitoring is a useful tool in stratifying therapies...
Review article: physiologic and clinical effects of proton pump inhibitors on non-acidic and acidic gastro-oesophageal refluxP B Miner
Oklahoma Foundation for Digestive Disease, Oklahoma City, OK 73104, USA
Aliment Pharmacol Ther 23:25-32. 2006The control of oesophageal acid exposure through gastric acid inhibition, as the basis for gastro-oesophageal reflux disease (GERD) treatment, arose from the apparent pH dependency of erosive oesophagitis and relationship to GERD symptoms...
Review article: the role of acid suppression in patients with non-erosive reflux disease or functional heartburnK R Devault
Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Jacksonville, FL 32233, USA
Aliment Pharmacol Ther 23:33-9. 2006....
Acid-suppressive effects of generic omeprazole: comparison of three brands of generic omeprazole with original omeprazoleT Shimatani
Department of General Medicine, Hiroshima University Hospital, 1 2 3 Kasumi, Minami Ku, Hiroshima 734 8551, Japan
Dig Liver Dis 38:554-9. 2006..Generic omeprazole contains the same active ingredient as original omeprazole and require verification of the bioequivalence with original omeprazole. However, very few clinical studies have been reported...
Generic versus brand-name medicinal products: are they really interchangeable?D Motola
Department of Pharmacology, University of Bologna, Via Irnerio 48, I 40126 Bologna BO, Italy
Dig Liver Dis 38:560-2. 2006
Laryngopharyngeal reflux disease with nocturnal gastric acid breakthrough while on proton pump inhibitor therapyKiminori Sato
Department of Otolaryngology, Head and Neck Surgery, Kurume University, School of Medicine, 67 Asahi Machi, Kurume 830 0011, Japan
Eur Arch Otorhinolaryngol 263:1121-6. 2006Laryngopharyngeal reflux disease (LPRD) with nocturnal recovery of gastric acid secretion (nocturnal acid breakthrough: NAB) with proton pump inhibitors (PPI) was first reported...
Correlation between gastric pH and gastro-oesophageal reflux contents: ambulatory pH-impedance monitoring resultsS Roman
Hospices Civils de Lyon, Exploration Fonctionnelle Digestive, and INSERM U45, Lyon, France
Neurogastroenterol Motil 19:562-8. 2007..We conclude that most acid and non-acid reflux episodes occur at acid gastric pH, as measured 10 cm below the LOS. This measure does not appear a good predictor of the pH of reflux events...
Which has superior acid-suppressive effect, 10 mg omeprazole once daily or 20 mg famotidine twice daily? Effects of single or repeated administration in Japanese Helicobacter pylori-negative CYP2C19 extensive metabolizersTomohiko Shimatani
Department of General Medicine, Hiroshima University Hospital, 1 2 3 Kasumi, Hiroshima, Japan
Dig Dis Sci 52:390-5. 2007..This discrepancy possibly results from the "potentiation" of acid-suppressive effect of omeprazole and the "tolerance" phenomenon in respect to famotidine...
Comparison of gastric pH with omeprazole magnesium 20.6 mg (Prilosec OTC) o.m. famotidine 10 mg (Pepcid AC) b.d. and famotidine 20 mg b.d. over 14 days of treatmentP B Miner
Oklahoma Foundation for Digestive Research, University of Oklahoma Health Sciences Center, Oklahoma City, OK 73104, USA
Aliment Pharmacol Ther 25:103-9. 2007..Thus, little direct comparison data exists between H2RAs and proton pump inhibitors for gastric acid suppression on day 1 of therapy...
Effect of intravenous application of esomeprazole 40 mg versus pantoprazole 40 mg on 24-hour intragastric pH in healthy adultsDirk Hartmann
Department of Medicine C Gastroenterology, Academic Teaching Hospital of the Johannes Gutenberg University of Mainz, Ludwigshafen, Germany
Eur J Gastroenterol Hepatol 19:133-7. 2007..It has been demonstrated that therapy with proton pump inhibitors reduces recurrence of bleeding following initial endoscopic treatment of bleeding peptic ulcers...
Development of pancreatic acinar cell metaplasia after successful administration of omeprazole for 6 months in ratsTadashi Hagiwara
Department of Pathology, Shiga University of Medical Science, Seta tsukinowa cho, Ohtsu, Shiga, 520 2192, Japan
Dig Dis Sci 52:1219-24. 2007..Long-term OPZ treatment causes hypergastrinemia and pancreatic acinar cell metaplasia in this animal model...
The effect of omeprazole paste on intragastric pH in clinically ill neonatal foalsL H Javsicas
Department of Large Animal Clinical Sciences, College of Veterinary Medicine, University of Florida, Gainesville, FL 32610, USA
Equine Vet J 40:41-4. 2008..Administration of omeprazole paste per os to healthy neonatal foals has been shown to effectively increase intragastric pH, but has not been evaluated in sick neonatal foals...
Review article: intragastric and oesophageal pH monitoring in patients with gastro-oesophageal reflux diseaseP O Katz
Division of Gastroenterology, Albert Einstein Medical Center, Philadelphia, PA 19141, USA
Aliment Pharmacol Ther 23:3-11. 2006..This article reviews these and other uses of these tests in an effort to explore the question of how to optimally use oesophageal pH monitoring and gastric pH monitoring in patient management...
Changes of gastric mucosal architecture during long-term omeprazole therapy: results of a randomized clinical trialL Lundell
Department of Surgery, Karolinska University Hospital, Huddinge, Sweden
Aliment Pharmacol Ther 23:639-47. 2006..The impact of long-term acid suppression on the gastric mucosa remains controversial...
Review article: pH, healing and symptom relief with rabeprazole treatment in acid-related disordersM Robinson
Oklahoma Foundation for Digestive Research, University of Oklahoma, Oklahoma City, OK 74104, USA
Aliment Pharmacol Ther 20:30-7. 2004Control of gastric acid secretion by antisecretory agents has been the cornerstone of therapy in the successful management of all acid-related disorders, including gastro-oesophageal reflux disease (GERD), and duodenal and gastric ulcer...
Frequency analyses of gastric pH in control and gastro-oesophageal reflux disease subjects treated with a proton-pump inhibitorJ D Gardner
Science for Organizations, Inc, Chatham, NJ 07928, USA
Aliment Pharmacol Ther 20:1381-6. 2004..We are unaware of any solid theoretical or pathophysiological basis for selecting pH 4 or any other pH value to assess gastric acidity...
Intravenous esomeprazole (40 mg and 20 mg) inhibits gastric acid secretion as effectively as oral esomeprazole: results of two randomized clinical studiesClive H Wilder-Smith
GI Physiology Laboratory, Bern, Switzerland
Eur J Gastroenterol Hepatol 17:191-7. 2005Two studies compared the effects of intravenous (i.v.) and oral esomeprazole (40 mg and 20 mg) on gastric acid suppression and pharmacokinetics after both single (day 1) and repeated (day 5) dosing.
Intragastric acid control in non-steroidal anti-inflammatory drug users: comparison of esomeprazole, lansoprazole and pantoprazoleJ L Goldstein
Department of Medicine, Section of Digestive Diseases and Nutrition, University of Illinois at Chicago, IL 60612, USA
Aliment Pharmacol Ther 23:1189-96. 2006..Studies to date have not directly compared the pharmacodynamic efficacies of different proton pump inhibitors in controlling intragastric acidity in patients treated with non-steroidal anti-inflammatory drugs...
Effects of rabeprazole or famotidine during cardiac surgery on perioperative gastric and esophageal pH readingsShigeyoshi Gon
Department of Cardiovascular Surgery, Dokkyo Medical University Koshigaya Hospital, Koshigaya, Saitama, Japan
Jpn J Thorac Cardiovasc Surg 54:278-84. 2006..b>Gastric acid secretion was less strongly suppressed in HP-negative patients in the FAM group, but was unaffected by HP ..
Intragastric acidity during treatment with esomeprazole 40 mg twice daily or pantoprazole 40 mg twice daily--a randomized, two-way crossover studyS Miehlke
Medical Department I, Technical University Hospital Dresden, Fetscherstrasse 74, 01307 Dresden, Germany
Aliment Pharmacol Ther 21:963-7. 2005..Patients with severe or complicated reflux disease may require higher than standard doses of a proton pump inhibitor for sufficient acid suppression...
Research Grants
- ASTHMA AND ALLERGIC DISEASE CENTERThomas Platts Mills; Fiscal Year: 2007..breath pH, the studies will focus on distinguishing between patients with primary airway acidification and gastric acid aspiration...
- Divalent metal-ion transporter DMT1 and its role in intestinal metal-ion uptakeBryan Mackenzie; Fiscal Year: 2010..and mutant mouse models lacking NHE3, NHE2, or the gastric H+/K+-ATPase will permit us to evaluate the roles of gastric acid and the intestinal brush-border acidic microclimate in providing the H+ to drive DMT1-mediated Fe2+ transport...
- Divalent metal-ion transporter DMT1 and its role in intestinal metal-ion uptakeBryan Mackenzie; Fiscal Year: 2009..and mutant mouse models lacking NHE3, NHE2, or the gastric H+/K+-ATPase will permit us to evaluate the roles of gastric acid and the intestinal brush-border acidic microclimate in providing the H+ to drive DMT1-mediated Fe2+ transport...
- Divalent metal-ion transporter DMT1 and its role in intestinal metal-ion uptakeBryan Mackenzie; Fiscal Year: 2009..and mutant mouse models lacking NHE3, NHE2, or the gastric H+/K+-ATPase will permit us to evaluate the roles of gastric acid and the intestinal brush-border acidic microclimate in providing the H+ to drive DMT1-mediated Fe2+ transport...
- Toll-like Receptor Signaling in the Esophageal EpitheliumMei Lun Wang; Fiscal Year: 2010..It is known that prolonged exposure to gastric acid leads to esophageal injury, resulting in cell necrosis in the stratum spinosum of the esophageal epithelium...
- PHYSICOCHEMICAL INVESTIGATION OF TASTEJohn DeSimone; Fiscal Year: 2007..Sour taste receptors detect a decrease in intracellular pH, but in the case of strong acids such as gastric acid (HCI) the mechanism by which protons enter taste cells remains unknown...
- PHYSICOCHEMICAL INVESTIGATION OF TASTEVijay Lyall; Fiscal Year: 2010..Sour taste receptors detect a decrease in intracellular pH, but in the case of strong acids such as gastric acid (HCI) the mechanism by which protons enter taste cells remains unknown...
- SENSING PH AT THE GASTRIC SURFACEMarshall Montrose; Fiscal Year: 2003..which molecules are transducers of the luminal pH stimulus that mediate the integrated regulation of both gastric acid and alkali secretion...
- SECRETIN & GASTRIC MOTILITY IN HEALTH & DUODENAL ULCERSChung Owyang; Fiscal Year: 1993..Recent studies have shown that abnormally rapid emptying of gastric acid may be an important factor in the pathogenesis of this disease process...
- CELL BIOLOGY OF ION PUMPS SORTING AND FUNCTIONMichael Caplan; Fiscal Year: 2000..presence of this molecule in a storage compartment appears to be responsible for the stimulated secretion of gastric acid following the fusion of these vesicles with apical cell membranes while the sensation of acid secretion is ..
- Campylobacter colonization and virulence determinantsAlain Stintzi; Fiscal Year: 2007..To colonize the intestinal tract, C. jejuni must successfully transit through the gastric acid barrier of the stomach to the more alkaline environment of the intestine...
- THE ESOPHAGOGASTRIC JUNCTION IN HEALTH AND DISEASEPeter Kahrilas; Fiscal Year: 2007..However, PPIs do not cure GERD, a condition with no recognized abnormality of gastric acid secretion...
- THE ESOPHAGOGASTRIC JUNCTION IN HEALTH AND DISEASEPeter Kahrilas; Fiscal Year: 2009..However, PPIs do not cure GERD, a condition with no recognized abnormality of gastric acid secretion...
- THE ESOPHAGOGASTRIC JUNCTION IN HEALTH AND DISEASEPeter James Kahrilas; Fiscal Year: 2010..However, PPIs do not cure GERD, a condition with no recognized abnormality of gastric acid secretion...
- HUMAN GASTRIN-RELEASING PEPTIDE RECEPTOR GENE REGULATIONHorst Weber; Fiscal Year: 2004..important physiologic actions of GRP in the gastrointestinal tract, such as pancreatic enzyme secretion and gastric acid secretion, the hGRP-R also mediates signals of proliferation and differentiation in human intestinal and ..
