The importance of the gastrointestinal tract in the control of bone mass accrual.

abstract：BACKGROUND & AIMS:Triage of patients with acute upper gastrointestinal hemorrhage (UGIH) has traditionally required urgent upper endoscopy. The aim of this study is to evaluate the use of artificial neural network for nonendoscopic triage. METHODS:A cohort of 387 patients was used to train (n = 194) and internally val...

journal_title：Gastroenterology

authors： Das A,Ben-Menachem T,Farooq FT,Cooper GS,Chak A,Sivak MV Jr,Wong RC

更新日期：2008-01-01 00:00:00

abstract：BACKGROUND & AIMS:The molecular basis underlying visceral hypersensitivity in functional irritable bowel syndrome remains elusive, resulting in poor treatment effectiveness. Because alterations in spinal non-neuronal (astrocytic) glutamate reuptake are suspected to participate in chronic pain, we asked whether such pro...

journal_title：Gastroenterology

authors： Gosselin RD,O'Connor RM,Tramullas M,Julio-Pieper M,Dinan TG,Cryan JF

更新日期：2010-06-01 00:00:00

abstract：BACKGROUND & AIMS:Hypercoagulable states may play an important role in the pathogenesis of colon ischemia. Aim of this study was to assess this hypothesis investigating the role of acquired and hereditary thrombotic risk factors in patients with definite diagnosis of colon ischemia. METHODS:We compared the frequency o...

journal_title：Gastroenterology

authors： Koutroubakis IE,Sfiridaki A,Theodoropoulou A,Kouroumalis EA

更新日期：2001-09-01 00:00:00

abstract：:A prospective endoscopic and histologic study of terminal ileum and colorectum in 211 patients with seronegative spondylarthropathy revealed macroscopic inflammatory lesions varying from erythema to superficial erosions in 30% of the patients and microscopic inflammation in 61%. Two types of inflammation were observed...

journal_title：Gastroenterology

authors： De Vos M,Cuvelier C,Mielants H,Veys E,Barbier F,Elewaut A

更新日期：1989-02-01 00:00:00

abstract：:First, and most importantly, the standard of care for treating adenomatous polyps is polypectomy and not therapy with NSAIDs. The initial clinical observation by Waddell and Loughry in 1983 that sulindac treatment influenced rectal polyps in patients with FAP has led to a considerable amount of research, commentary, a...

journal_title：Gastroenterology

authors： DuBois RN

更新日期：1995-04-01 00:00:00

abstract：:This study was undertaken because of reports of a marked increase in fecal bile acid excretion by children with cystic fibrosis. We attempted to confirm this finding by performing [1-14C]cholylglycine breath tests and by measuring fecal bile acid and fat excretion in patients with cystic fibrosis and acquired pancreat...

journal_title：Gastroenterology

authors： Roller RJ,Kern F

更新日期：1977-04-01 00:00:00

abstract：:In order to study the natural history of fundic gland polyposis, 23 patients with familial adenomatosis coli/Gardner's syndrome were examined over a follow-up period ranging from 17 mo to 13 yr (average 6 yr). Examinations included gastric radiography and endoscopy with biopsy. Fundic gland polyps were found in 10 ind...

journal_title：Gastroenterology

authors： Iida M,Yao T,Itoh H,Watanabe H,Kohrogi N,Shigematsu A,Iwashita A,Fujishima M

更新日期：1985-11-01 00:00:00

abstract：:Chloroquine and metronidazole were compared in a randomized trial for the treatment of amoebic liver abscess in 36 patients. An additional 30 patients were treated without randomization. Chloroquine was given according to the standard protocol at Los tangeles County-University of Southern California Medical Center, wh...

journal_title：Gastroenterology

authors： Cohen HG,Reynolds TB

更新日期：1975-07-01 00:00:00

abstract：BACKGROUND & AIMS:Several small molecule inhibitors of the hepatitis C virus (HCV) nonstructural protein (NS) 3/4A protease have advanced successfully to clinical trials. However, the selection of drug-resistant mutants is a significant issue with protease inhibitors (PIs). A variety of amino acid substitutions in the ...

journal_title：Gastroenterology

authors： Shimakami T,Welsch C,Yamane D,McGivern DR,Yi M,Zeuzem S,Lemon SM

更新日期：2011-02-01 00:00:00

abstract：BACKGROUND & AIMS:The aim of this study was to generate an improved prognostic model for predicting recurrence in liver transplant candidates with hepatocellular carcinoma (HCC). METHODS:Predictors of recurrence were tested by a Cox model analysis in a training cohort of 537 patients transplanted for HCC. A prognostic...

journal_title：Gastroenterology

authors： Duvoux C,Roudot-Thoraval F,Decaens T,Pessione F,Badran H,Piardi T,Francoz C,Compagnon P,Vanlemmens C,Dumortier J,Dharancy S,Gugenheim J,Bernard PH,Adam R,Radenne S,Muscari F,Conti F,Hardwigsen J,Pageaux GP,Chazouill

更新日期：2012-10-01 00:00:00

abstract：DESCRIPTION:Thanks to ready access to hydrogen breath testing, small intestinal bacterial overgrowth (SIBO) is now commonly diagnosed among individuals presenting with a variety of gastrointestinal and even nongastrointestinal symptoms and is increasingly implicated in lay press and media in the causation of a diverse ...

journal_title：Gastroenterology

authors： Quigley EMM,Murray JA,Pimentel M

更新日期：2020-10-01 00:00:00

abstract：BACKGROUND & AIMS:Entecavir (ETV) and tenofovir disoproxil fumarate (TDF) are potent antiviral agents that might have additive or synergistic antiviral activity in treatment of patients with chronic hepatitis B (CHB). We compared the efficacy and safety of ETV monotherapy with those of a combination of ETV and TDF. ME...

journal_title：Gastroenterology

authors： Lok AS,Trinh H,Carosi G,Akarca US,Gadano A,Habersetzer F,Sievert W,Wong D,Lovegren M,Cohen D,Llamoso C

更新日期：2012-09-01 00:00:00

abstract：BACKGROUND & AIMS:Carcinogenesis in Barrett's esophagus (BE) is associated with an increased expression of cyclooxygenase (COX) 2. However, there has been no direct evidence that inhibition of COX-2 prevents cancer in BE. We studied the effect of MF-Tricyclic, a selective COX-2 inhibitor, on the development of BE and a...

journal_title：Gastroenterology

authors： Buttar NS,Wang KK,Leontovich O,Westcott JY,Pacifico RJ,Anderson MA,Krishnadath KK,Lutzke LS,Burgart LJ

更新日期：2002-04-01 00:00:00

abstract：:This report describes a 59-year-old woman, who, after an initial reaction to hydralazine, inadvertently took the drug again. She promptly developed symptoms of acute cholangitis--fever, right upper quadrant tenderness, obtundation, and hypotension. Cholecystectomy was performed and no obstruction or infection of the b...

journal_title：Gastroenterology

authors： Myers JL,Augur NA Jr

更新日期：1984-11-01 00:00:00

abstract：BACKGROUND & AIMS:Gastroesophageal reflux is common among patients with postnasal drainage. We investigated whether proton pump inhibitor therapy improved symptoms in patients with postnasal drainage without sinusitis or allergies. METHODS:In a parallel-group, double-blind, multi-specialty trial, we randomly assigned ...

journal_title：Gastroenterology

authors： Vaezi MF,Hagaman DD,Slaughter JC,Tanner SB,Duncavage JA,Allocco CT,Sparkman C,Clement LE,Wasden CM,Wirth D,Goutte M,McCafferty BA,Lanza DC

更新日期：2010-12-01 00:00:00

abstract：:The role of the endothelium-derived vasodilator, nitric oxide, as a mediator of the increase in gastric mucosal blood flow and as a modulator of the acid secretory response induced by pentagastrin was investigated in the anesthetised rat. Intravenous administration of the selective inhibitor of endogenous nitric oxide...

journal_title：Gastroenterology

authors： Pique JM,Esplugues JV,Whittle BJ

更新日期：1992-01-01 00:00:00

abstract：:Congenital esophageal stenosis (CES) is a rare disorder with narrowed esophageal lumen that presents as dysphagia from childhood and that is often associated with tracheobronchial remnants or webs. The pathogenesis of CES is unknown. The aim of this study was to examine the histological and immunohistochemical feature...

journal_title：Gastroenterology

authors： Singaram C,Sweet MA,Gaumnitz EA,Cameron AJ,Camilleri M

更新日期：1995-07-01 00:00:00

abstract：:There is considerable evidence that fluids are removed from the peritoneal cavity by drainage into lymphatics lining the surface of the diaphragm, but there is little quantitative information on the rate of reabsorption as affected by conditions which exist in cirrhotic ascites. In the present study a plethysmographic...

journal_title：Gastroenterology

authors： Zink J,Greenway CV

更新日期：1977-11-01 00:00:00

abstract：:The aim of this study was to test in vivo (a) whether the sphincter of Oddi acts as a resistor or also as a pump, (b) the effect of an IV infusion of cholecystokinin (CCK) on choledochoduodenal flow, and (c) the ability of the choledochoduodenal junction to prevent duodenobiliary reflux in two animal species, opossums...

journal_title：Gastroenterology

authors： Calabuig R,Weems WA,Moody FG

更新日期：1990-12-01 00:00:00

abstract：BACKGROUND & AIMS:Upper gastrointestinal bleeding (UGIB) is a severe and frequent complication of cirrhosis. Recombinant coagulation factor VIIa (rFVIIa) has been shown to correct the prolonged prothrombin time in patients with cirrhosis and UGIB. This trial aimed to determine efficacy and safety of rFVIIa in cirrhotic...

journal_title：Gastroenterology

authors： Bosch J,Thabut D,Bendtsen F,D'Amico G,Albillos A,González Abraldes J,Fabricius S,Erhardtsen E,de Franchis R,European Study Group on rFVIIa in UGI Haemorrhage.

更新日期：2004-10-01 00:00:00

abstract：:In addition to the previously described molecular forms of gastrin, a new component has been found in high concentrations in the serum of 6 patients with Zollinger-Ellison syndrome. Serum was fractionated by gel filtration, and ion exchange chromatography, and the new component was identified in eluates by radioimmuno...

journal_title：Gastroenterology

authors： Dockray GJ,Walsh JH

更新日期：1975-02-01 00:00:00

abstract：BACKGROUND & AIMS:In the enteric nervous system, neurotransmitters initiate changes in calcium (Ca(2+) responses) in glia, but it is not clear how this process affects intestinal function. We investigated whether Ca(2+)-mediated responses in enteric glia are required to maintain gastrointestinal function. METHODS:We u...

journal_title：Gastroenterology

authors： McClain J,Grubišić V,Fried D,Gomez-Suarez RA,Leinninger GM,Sévigny J,Parpura V,Gulbransen BD

更新日期：2014-02-01 00:00:00

abstract：BACKGROUND & AIMS:Rabs are monomeric guanosine triphosphatases that regulate membrane trafficking and acid secretion in gastric parietal cells. Using a proteomics approach, we identified a new Rab, Rab27b, in tubulovesicle membranes and determined its role in parietal cell activation. METHODS:We used mass spectrometry...

journal_title：Gastroenterology

authors： Suda J,Zhu L,Okamoto CT,Karvar S

更新日期：2011-03-01 00:00:00

abstract：:Intestinal handling of water and electrolytes was monitored in 5 conscious dogs with chronic 25-cm Thiry-Vella loops of proximal jejunum using a neutral isosmotic perfusate containing [14C]polyethylene glycol as a recovery marker. Under basal conditions the animals absorbed water, Na+, and Cl-, and there was minimal n...

journal_title：Gastroenterology

authors： Zinner MJ,McFadden D,Sherlock D,Jaffe BM

更新日期：1986-03-01 00:00:00

abstract：:The possibility that chronic uremia renders the gastric mucosa more susceptible to acid injury was investigated. A rat model of chronic renal failure was induced by subtotal nephrectomy. [H+] back-diffusion across the mucosa, following intragastric perfusion of 0.15N HCl or 15% ethanol in 0.15N HCl, was significantly ...

journal_title：Gastroenterology

authors： Quintero E,Kaunitz J,Nishizaki Y,De Giorgio R,Sternini C,Guth PH

更新日期：1992-12-01 00:00:00

abstract：BACKGROUND & AIMS:The risk for colorectal cancer (CRC) in patients with inflammatory bowel disease (IBD) could have changed over time, with changes in treatment options. We studied CRC risk in a nationwide cohort of 47,374 Danish patients with IBD over a 30-year period. METHODS:We determined relative risk (RR) values ...

journal_title：Gastroenterology

authors： Jess T,Simonsen J,Jørgensen KT,Pedersen BV,Nielsen NM,Frisch M

更新日期：2012-08-01 00:00:00

abstract：:A multicenter study was conducted on 173 patients with active, endoscopically proven duodenal ulcers (158 men, 15 women). They were randomly assigned, in a double-blind manner, to two groups: those receiving placebo capsules (91 patients) and those receiving capsules containing 100 microgram of 15(R)-15-methyl prostag...

journal_title：Gastroenterology

authors： Vantrappen G,Janssens J,Popiela T,Kulig J,Tytgat GN,Huibregtse K,Lambert R,Pauchard JP,Robert A

更新日期：1982-08-01 00:00:00

abstract：BACKGROUND & AIMS:Colorectal cancer screening with diagnostic imaging can detect polyps. The management of patients whose largest polyp is less than 10 mm is uncertain. The primary aim of this study was to determine rates of advanced histology in patients undergoing colorectal cancer screening whose largest polyp is 9 ...

journal_title：Gastroenterology

authors： Lieberman D,Moravec M,Holub J,Michaels L,Eisen G

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND & AIMS:Liver injury leads to generation of reactive oxygen and nitrogen species, which can react to produce peroxynitrite (ONOO-). We investigated whether ONOO- and its metabolites modulate extracellular matrix remodeling. METHODS:Stellate cells (HSC) were incubated with pure ONOO- or SIN-1 (a ONOO- donor)....

journal_title：Gastroenterology

authors： Urtasun R,Cubero FJ,Vera M,Nieto N

更新日期：2009-04-01 00:00:00

abstract：BACKGROUND & AIMS:Body weight (BW) loss and reduction of blood ghrelin level are commonly observed after total gastrectomy (TG). A prospective study was designed to elucidate whether exogenous ghrelin administration prevents postoperative BW loss by improving appetite and oral food intake in patients with gastric cance...

journal_title：Gastroenterology

authors： Adachi S,Takiguchi S,Okada K,Yamamoto K,Yamasaki M,Miyata H,Nakajima K,Fujiwara Y,Hosoda H,Kangawa K,Mori M,Doki Y

更新日期：2010-04-01 00:00:00