Fluorescent PAS-reaction study of the epithelium of normal rabbit ileum and after challenge with enterotoxigenic Escherichia coli.

abstract：:The aims of our prospective study were to determine the development and natural history of esophageal varices and variceal bleeding in patients with primary biliary cirrhosis. As part of a controlled clinical study, 265 patients with primary biliary cirrhosis who did not have esophageal varices at entry were followed ...

journal_title：Gastroenterology

authors： Gores GJ,Wiesner RH,Dickson ER,Zinsmeister AR,Jorgensen RA,Langworthy A

更新日期：1989-06-01 00:00:00

abstract：:Exogenous administration of substances extracted from rodent salivary glands may increase the resistance of gastric mucosal barrier to the disruptive actions of ulcerogenic agents and/or reduce acid secretory output. In the present study the influence of desalivation in the rat on acid secretory function and mucosal i...

journal_title：Gastroenterology

authors： Skinner KA,Tepperman BL

更新日期：1981-08-01 00:00:00

abstract：:This study was undertaken to try to solve the controversy about the influence of gastrointestinal contents on the genesis of bowel sounds, and to probe the respective importance of the various abdominal viscera. Eleven healthy volunteers were intubated by mouth with a multiple-lumen tube. Bowel sounds were recorded fo...

journal_title：Gastroenterology

authors： Politzer JP,Devroede G,Vasseur C,Gerard J,Thibault R

更新日期：1976-08-01 00:00:00

abstract：BACKGROUND & AIMS:The effects of aging on pancreatic acinar cell proliferation have not been clearly defined. Phosphatidylinositol 3-kinase (PI3K)-mediated phosphorylation of Akt is a critical step for proliferation of various cell types and insulin secretion from pancreatic endocrine cells; however, its role in acinar...

journal_title：Gastroenterology

authors： Watanabe H,Saito H,Rychahou PG,Uchida T,Evers BM

更新日期：2005-05-01 00:00:00

abstract：BACKGROUND & AIMS:Wilson disease is a genetic disorder characterized by the accumulation of copper in the body as a result of a defect of copper excretion from hepatocytes. The intracellular localization of the Wilson disease gene product, ATP7B, was recently identified as the late endosomes. Various mutations have bee...

journal_title：Gastroenterology

authors： Harada M,Sakisaka S,Terada K,Kimura R,Kawaguchi T,Koga H,Kim M,Taniguchi E,Hanada S,Suganuma T,Furuta K,Sugiyama T,Sata M

更新日期：2001-03-01 00:00:00

abstract：BACKGROUND & AIMS:Entecavir demonstrated superior benefit to lamivudine at 48 weeks in nucleoside-naive patients with hepatitis B e antigen (HBeAg)-positive chronic hepatitis B (CHB). We evaluated continued entecavir and lamivudine treatment through 96 weeks. METHODS:709 HBeAg-positive CHB patients were randomized to ...

journal_title：Gastroenterology

authors： Gish RG,Lok AS,Chang TT,de Man RA,Gadano A,Sollano J,Han KH,Chao YC,Lee SD,Harris M,Yang J,Colonno R,Brett-Smith H

更新日期：2007-11-01 00:00:00

abstract：:Ornithine decarboxylase activity is known to be increased in certain premalignant conditions. We determined the activity of this enzyme in mucosal biopsy specimens from 15 patients with Barrett's esophagus. Ornithine decarboxylase was greater in Barrett's mucosa than in squamous esophageal or gastric mucosa. In Barret...

journal_title：Gastroenterology

authors： Garewal HS,Sampliner R,Gerner E,Steinbronn K,Alberts D,Kendall D

更新日期：1988-03-01 00:00:00

abstract：:Detailed porphyrin analysis and additional ultrastructural abnormalities of liver cells are described in a patient with features of Rotor's syndrome. Normal values of porphyrin precursors, delta-aminolevulinic acid and porphobilinogen, and porphyrins were found in plasma, urine, and erythrocytes. However, fecal porphy...

journal_title：Gastroenterology

authors： Evans J,Lefkowitch J,Lim CK,Billing B

更新日期：1981-12-01 00:00:00

abstract：:To determine the effect of intraduodenal calcium on pancreatic, gallbladder, and gastric functions in healthy man, a validated perfusion method was employed to quantify total pancreatic, biliary, and gastric outputs during duodenal perfusion of either 6 mM, 12 mM,or 25 mM of elemental calcium (as isotonic calcium chlo...

journal_title：Gastroenterology

authors： Holtermuller KH,Mallagelada JR,McCall JT,Go VL

更新日期：1976-05-01 00:00:00

abstract：:Neuron specific enolase, the most acidic isoenzyme of the glycolytic enzyme enolase, was first believed to be present exclusively in central neurons. More recently, it has been found in peripheral autonomic nerves and in a number of endocrine cells. An immunocytochemical study was carried out concerning the distributi...

journal_title：Gastroenterology

authors： Bishop AE,Polak JM,Facer P,Ferri GL,Marangos PJ,Pearse AG

更新日期：1982-10-01 00:00:00

abstract：BACKGROUND & AIMS:Linaclotide is a minimally absorbed agonist of guanylate cyclase-C (GUCY2C or GC-C) that reduces symptoms associated with irritable bowel syndrome with constipation (IBS-C). Little is known about the mechanism by which linaclotide reduces abdominal pain in patients with IBS-C. METHODS:We determined t...

journal_title：Gastroenterology

authors： Castro J,Harrington AM,Hughes PA,Martin CM,Ge P,Shea CM,Jin H,Jacobson S,Hannig G,Mann E,Cohen MB,MacDougall JE,Lavins BJ,Kurtz CB,Silos-Santiago I,Johnston JM,Currie MG,Blackshaw LA,Brierley SM

更新日期：2013-12-01 00:00:00

abstract：BACKGROUND & AIMS:Simeprevir (TMC435) is an oral NS3/4 protease inhibitor in phase III trials for chronic hepatitis C virus (HCV) infection. We performed a phase IIb, randomized, double-blind, placebo-controlled trial to evaluate the efficacy and safety of the combination of simeprevir, peginterferon-α2a (PegIFN), and ...

journal_title：Gastroenterology

authors： Zeuzem S,Berg T,Gane E,Ferenci P,Foster GR,Fried MW,Hezode C,Hirschfield GM,Jacobson I,Nikitin I,Pockros PJ,Poordad F,Scott J,Lenz O,Peeters M,Sekar V,De Smedt G,Sinha R,Beumont-Mauviel M

更新日期：2014-02-01 00:00:00

abstract：BACKGROUND & AIMS:Current therapy for primary sclerosing cholangitis is of limited efficacy. Multidrug resistance gene 2 knockout mice (Mdr2(-/-)) represent a well-characterized model for sclerosing cholangitis. Experiments were performed to test in such mice the therapeutic effects of 24-norUrsodeoxycholic acid, a C(2...

journal_title：Gastroenterology

authors： Fickert P,Wagner M,Marschall HU,Fuchsbichler A,Zollner G,Tsybrovskyy O,Zatloukal K,Liu J,Waalkes MP,Cover C,Denk H,Hofmann AF,Jaeschke H,Trauner M

更新日期：2006-02-01 00:00:00

abstract：:In order to discover the effect of bile acid synthesis on cholesterol secretion into the bile, 7 rhesus monkeys were studied at various stable interruptions of the enterohepatic circulation of bile acids. In 4 animals, 2.5 and 7.5% interruptions were compared; 2.5 and 15% interruptions were compared in 5 animals. Ther...

journal_title：Gastroenterology

authors： Strasberg SM,Petrunka CN,Ilson RG

更新日期：1976-12-01 00:00:00

abstract：BACKGROUND & AIMS:The transcription factor nuclear factor-κB (NF-κB) (a heterodimer of NF-κB1p50 and RelA) is activated rapidly in acute pancreatitis (AP). However, it is not clear whether NF-κB promotes or protects against AP. We used the NF-κB inhibitor protein, inhibitor of κB (IκB)α, to study the roles of NF-κB in ...

journal_title：Gastroenterology

authors： Neuhöfer P,Liang S,Einwächter H,Schwerdtfeger C,Wartmann T,Treiber M,Zhang H,Schulz HU,Dlubatz K,Lesina M,Diakopoulos KN,Wörmann S,Halangk W,Witt H,Schmid RM,Algül H

更新日期：2013-01-01 00:00:00

abstract：:Phenobarbital response, bile pigment composition, and the fractional biliary excretion ratio of bilirubin were studied in nine children with Crigler-Najjar disease. In five children, serum bilirubin levels decreased during phenobarbital treatment by 26% or more and the pigment composition in bile changed with a decrea...

journal_title：Gastroenterology

authors： Sinaasappel M,Jansen PL

更新日期：1991-03-01 00:00:00

abstract：:Increasing evidence has emerged that supports an important intersection between 3 fundamental cell biologic pathways in the pathogenesis of inflammatory bowel disease. These include the intersection between autophagy, as revealed by the original identification of ATG16L1 and IRGM as major genetic risk factors for Croh...

journal_title：Gastroenterology

authors： Kaser A,Blumberg RS

更新日期：2011-05-01 00:00:00

abstract：:Cholangiocarcinoma occurs in approximately 10% of patients with primary sclerosing cholangitis. Usually, liver failure, rapidly progressing jaundice, and an increase in alkaline phosphatase levels are suggestive diagnostic features. We report two cases of patients with primary sclerosing cholangitis who developed chol...

journal_title：Gastroenterology

authors： Martins EB,Fleming KA,Garrido MC,Hine KR,Chapman RW

更新日期：1994-08-01 00:00:00

abstract：:The amount of bile acid excreted via an ileostomy at the end of the ileum should give an estimate of the amount of bile acid transported to the colon. In the present study, 8 patients with ileostomies at the end of the ileum but without disease or resection of the small intestine excreted 1690 +/- 205 mumol/day (mean ...

journal_title：Gastroenterology

authors： Stiehl A,Raedsch R,Rudolph G

更新日期：1988-05-01 00:00:00

abstract：:The role of lipoxygenase metabolites in ethanol-induced gastric mucosal injury and submucosal microvascular change in the rat was studied by in vivo microscopy. Intragastric ethanol-instillation caused marked submucosal venular constriction, dilatation of small arterioles, and corpus mucosal gross lesion formation. Th...

journal_title：Gastroenterology

authors： Yonei Y,Guth PH

更新日期：1989-08-01 00:00:00

abstract：:One hundred Chinese patients who received induction cytotoxic therapy for malignant lymphoma were prospectively studied to determine the incidence, morbidity, mortality, and predisposing factors for reactivation of hepatitis B virus replication during cytotoxic therapy. In 18 (67%) hepatitis B surface antigen-positive...

journal_title：Gastroenterology

authors： Lok AS,Liang RH,Chiu EK,Wong KL,Chan TK,Todd D

更新日期：1991-01-01 00:00:00

abstract：:This study examines the effects of endotoxin on intestinal water and electrolyte transport in adult male rats. Endotoxin (1.55 mg/kg, intravenously) reduced in vivo colonic saline absorption 61% in 1 hour. In vitro unidirectional and net 22Na and 36Cl fluxes showed that endotoxin significantly decreased net colonic 22...

journal_title：Gastroenterology

authors： Ciancio MJ,Vitiritti L,Dhar A,Chang EB

更新日期：1992-11-01 00:00:00

abstract：BACKGROUND AND AIMS:The role of selectins in experimental colitis remains unknown. The aims of this study were to characterize the time-course expression of selectins in trinitrobenzene sulfonic acid (TNBS)-induced colitis, the functional role of selectins in colonic leukocyte-endothelial cell interactions, and the the...

journal_title：Gastroenterology

authors： Sans M,Salas A,Soriano A,Prats N,Gironella M,Pizcueta P,Elena M,Anderson DC,Piqué JM,Panés J

更新日期：2001-04-01 00:00:00

abstract：BACKGROUND & AIMS:The natural history and management of pancreatic cysts, especially for branch duct intraductal papillary mucinous neoplasms (BD-IPMNs), remain uncertain. We developed evidence-based nomograms to assist with clinical decision making. METHODS:We used decision analysis with Markov modeling to compare co...

journal_title：Gastroenterology

authors： Weinberg BM,Spiegel BM,Tomlinson JS,Farrell JJ

更新日期：2010-02-01 00:00:00

abstract：BACKGROUND/AIMS:Platelets show proinflammatory as well as prothrombotic properties. Patients with inflammatory bowel disease are at increased risk of systemic thromboembolism, and multifocal microvascular infarction has been proposed as a pathogenetic mechanism in Crohn's disease. The aim of this study was to determine...

journal_title：Gastroenterology

authors： Collins CE,Cahill MR,Newland AC,Rampton DS

更新日期：1994-04-01 00:00:00

abstract：BACKGROUND & AIMS:Intestinal microbes induce homeostatic mucosal immune responses, but can also cause inappropriate immune activation in genetically susceptible hosts. Although immune responses to bacterial products have been studied extensively, little is known about how intestinal inflammation affects functions of co...

journal_title：Gastroenterology

authors： Patwa LG,Fan TJ,Tchaptchet S,Liu Y,Lussier YA,Sartor RB,Hansen JJ

更新日期：2011-11-01 00:00:00

abstract：BACKGROUND & AIMS:To elucidate the survival of the patients with unresectable hepatocellular carcinoma (HCC) who underwent transcatheter arterial lipiodol chemoembolization (TACE) and to analyze the factors affecting the survivals. METHODS:During the last 8 years, a nationwide prospective cohort study was performed in...

journal_title：Gastroenterology

authors： Takayasu K,Arii S,Ikai I,Omata M,Okita K,Ichida T,Matsuyama Y,Nakanuma Y,Kojiro M,Makuuchi M,Yamaoka Y,Liver Cancer Study Group of Japan.

更新日期：2006-08-01 00:00:00

abstract：:Several prostaglandins are cytoprotective for the stomach; they prevent mucosal necrosis and hemorrhages produced by noxious agents, such as absolute ethanol. One possible mechanism of cytoprotection would be that the prostaglandin may prevent penetration of the necrotizing agent into the gastric mucosa. To test this ...

journal_title：Gastroenterology

authors： Robert A,Lancaster C,Davis JP,Field SO,Sinha AJ,Thornburgh BA

更新日期：1985-01-01 00:00:00

abstract：:Uptake of inorganic sulfate into brush-border membrane vesicles isolated by a calcium precipitation method from rat small intestine was investigated using a rapid filtration technique and 35Sulfur acid as tracer. Sulfate uptake by membrane vesicles was osmotically sensitive, suggesting transport into an intravesicular...

journal_title：Gastroenterology

authors： Lücke H,Stange G,Murer H

更新日期：1981-01-01 00:00:00

abstract：:Twenty-nine patients with esophageal symptoms and contraction abnormalities of the esophageal body completed a 6-wk, double-blind, placebo-controlled trial of trazodone (100-150 mg/day). Measures of esophageal and psychologic symptoms were completed at entry and at each follow-up visit. Esophageal manometry was repeat...

journal_title：Gastroenterology

authors： Clouse RE,Lustman PJ,Eckert TC,Ferney DM,Griffith LS

更新日期：1987-04-01 00:00:00