Increased gastroduodenal concentrations of transforming growth factor alpha in adaptation to aspirin in monkeys and rats.

abstract：BACKGROUND & AIMS:Prediction of relapse of inflammatory bowel disease has important implications for therapeutic strategies. We assessed whether measurement of intestinal permeability and inflammation could predict relapse of inflammatory bowel disease (IBD). METHODS:Forty-three patients with Crohn's disease (CD) and ...

journal_title：Gastroenterology

authors： Tibble JA,Sigthorsson G,Bridger S,Fagerhol MK,Bjarnason I

更新日期：2000-07-01 00:00:00

abstract：BACKGROUND & AIMS:The pregnane X receptor (PXR) regulates an array of genes involved in the response to xenobiotics. Evidence from several studies suggests that xenobiotic metabolism may play a role in inflammatory bowel disease (IBD) and that low levels of PXR may be associated with disease expression. The aim of this...

journal_title：Gastroenterology

authors： Dring MM,Goulding CA,Trimble VI,Keegan D,Ryan AW,Brophy KM,Smyth CM,Keeling PW,O'Donoghue D,O'Sullivan M,O'Morain C,Mahmud N,Wikström AC,Kelleher D,McManus R

更新日期：2006-02-01 00:00:00

abstract：:To gain further insight on the mosaic expression of specific functional intestinal markers (such as sucrase-isomaltase) in postconfluent Caco-2 cells, a human colon cancer cell line unique in its property to differentiate in vitro into a mature enterocyte-like cell type, a comparative study was undertaken to examine t...

journal_title：Gastroenterology

authors： Vachon PH,Beaulieu JF

更新日期：1992-08-01 00:00:00

abstract：:Women are underrepresented in gastroenterology. A questionnaire examined the training and career experiences of female members of the Canadian Association for Gastroenterology (CAG) and their male counterparts. A pretested questionnaire was mailed to the 50 female CAG and 100 age-matched male members. Descriptive anal...

journal_title：Gastroenterology

authors： Heathcote J,Cauch-Dudek K,Rhyne D

更新日期：1997-08-01 00:00:00

abstract：BACKGROUND & AIMS:Gastroesophageal reflux disease (GERD) interferes with the quality of life and carries an increased risk for esophageal adenocarcinoma. We investigated genetic influence in the development of reflux. METHODS:We compared concordance for reflux in monozygotic (MZ) and dizygotic (DZ) twins. All twins ag...

journal_title：Gastroenterology

authors： Cameron AJ,Lagergren J,Henriksson C,Nyren O,Locke GR 3rd,Pedersen NL

更新日期：2002-01-01 00:00:00

abstract：BACKGROUND & AIMS:Alcoholic patients with and without chronic liver disease have a high incidence of infection with hepatitis C virus (HCV). Long-term ethanol consumption in mice has been associated with a strikingly reduced CD8(+) cytotoxic T-lymphocyte (CTL) response to HCV nonstructural proteins following DNA-based ...

journal_title：Gastroenterology

authors： Aloman C,Gehring S,Wintermeyer P,Kuzushita N,Wands JR

更新日期：2007-02-01 00:00:00

abstract：:Impairment of the mucosal microcirculation may contribute to ethanol-induced gastric mucosal damage. In this report, we describe diffuse and severe ultrastructural damage to the capillaries of the gastric glandular mucosa of the rat that occurred within 1 min after intragastric instillation of 100% ethanol. There was ...

journal_title：Gastroenterology

authors： Trier JS,Szabo S,Allan CH

更新日期：1987-01-01 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:Newly synthesized apical membrane proteins in hepatocytes go first to the basolateral membrane, from which they are retrieved and delivered to the apical domain. The goal of the present study was to identify the vesicular carriers of these molecules. METHODS:The common bile duct of rats was ligated for 10-7...

journal_title：Gastroenterology

authors： Barr VA,Hubbard AL

更新日期：1993-08-01 00:00:00

abstract：:CRC development is a multi-step process that spans 10 to 15 years, thereby providing an opportunity for early detection and even prevention. The poor survival rate of advanced CRC has prompted the emphasis on prevention of this disease. CRC screening and removal of adenomas is an effective intervention, and is the cor...

journal_title：Gastroenterology

authors： Arber N,Levin B

更新日期：2008-04-01 00:00:00

abstract：BACKGROUND & AIMS:Chronic hepatitis C virus infection activates an intrahepatic immune response, leading to increased expression of interferon (IFN)-stimulated genes and activation of natural killer (NK) cells-the most prevalent innate immune cell in the liver. We investigated whether the elimination of hepatitis C vir...

journal_title：Gastroenterology

authors： Serti E,Chepa-Lotrea X,Kim YJ,Keane M,Fryzek N,Liang TJ,Ghany M,Rehermann B

更新日期：2015-07-01 00:00:00

abstract：:We have studied the effect of short-term high-dose prednisone therapy on aminotransferase levels and hepatitis B virus markers in 6 patients with chronic type B hepatitis. All showed a decrease in amino transferase levels during treatment. This was followed by a transient increase in aminotransferase levels after pred...

journal_title：Gastroenterology

authors： Rakela J,Redeker AG,Weliky B

更新日期：1983-05-01 00:00:00

abstract：:Bacterial extracts were prepared from cultures originating in chronic self-filling intestinal blind loops in rats. Their ability to remove active maltase molecules from isolated brush border membranes was studied in vitro. Twelve strains in 51 tested, belonging to one of three species, Bacteroides fragilis, Clostridiu...

journal_title：Gastroenterology

authors： Jonas A,Krishnan C,Forstner G

更新日期：1978-11-01 00:00:00

abstract：BACKGROUND & AIMS:Prostacyclin and nitric oxide have been involved in the hyperkinetic syndrome in portal hypertension. The aim of this study was to investigate the relative contribution and possible interaction between prostacyclin and NO in this circulatory abnormality. METHODS:Portal vein-ligated and sham-operated ...

journal_title：Gastroenterology

authors： Fernández M,García-Pagán JC,Casadevall M,Mourelle MI,Piqué JM,Bosch J,Rodés J

更新日期：1996-05-01 00:00:00

abstract：:Intramural pH of the gastric mucosa was measured using a microelectrode technique in rabbit gastric pouches under different secretory conditions and luminal acidity. Exposure of spontaneously secreting or metiamide-treated fundic pouches to a relatively high concentration of luminal acid. HCl 120 mM, for 60 min, led ...

journal_title：Gastroenterology

authors： Kivilaakso E,Fromm D,Silen W

更新日期：1978-10-01 00:00:00

abstract：BACKGROUND & AIMS:Previous research has yielded conflicting data as to whether the natural history of inflammatory bowel disease follows a seasonal pattern. The purpose of this study was to determine whether relapse of inflammatory bowel disease follows a seasonal pattern either across a cohort of patients or within in...

journal_title：Gastroenterology

authors： Lewis JD,Aberra FN,Lichtenstein GR,Bilker WB,Brensinger C,Strom BL

更新日期：2004-03-01 00:00:00

abstract：:The leukocyte migration inhibition test has been used to investigate cellular immune responses to antigens in a protein fraction (BPF) of normal human gallbladder bile in patients with a variety of intra- and extrahepatic diseases. Inhibition of leukocyte migration in the presence of BPF was observed in 30 (81%) of 37...

journal_title：Gastroenterology

authors： McFarlane IG,Wojcicka BM,Tsantoulas DC,Portmann BC,Eddleston AL,Williams R

更新日期：1979-06-01 00:00:00

abstract：BACKGROUND & AIMS:Despite inducing an inflammatory response, Helicobacter pylori can persist in the gastric mucosa for decades. H pylori expression of cholesterol-α-glucosyltransferase (encoded by cgt) is required for gastric colonization and T-cell activation. We investigated how cgt affects gastric epithelial cells a...

journal_title：Gastroenterology

authors： Morey P,Pfannkuch L,Pang E,Boccellato F,Sigal M,Imai-Matsushima A,Dyer V,Koch M,Mollenkopf HJ,Schlaermann P,Meyer TF

更新日期：2018-04-01 00:00:00

abstract：BACKGROUND & AIMS:The I1307K allele of the APC gene has been shown to confer a modestly elevated risk of colorectal cancer in the Ashkenazi Jewish population (relative risk, 1.5-1.7). However, it is unclear whether the alteration predisposes to adenomas and whether the genetic information can be used in clinical practi...

journal_title：Gastroenterology

authors： Stern HS,Viertelhausen S,Hunter AG,O'Rourke K,Cappelli M,Perras H,Serfas K,Blumenthall A,Dewar D,Baumann E,Lagarde AE

更新日期：2001-02-01 00:00:00

abstract：BACKGROUND & AIMS:Treatment options are limited for patients with hepatitis C (HCV) infection with treatment failure after sofosbuvir plus an NS5A inhibitor. There are some data for the efficacy of glecaprevir/pibrentasvir (G/P) in these patients. We performed a randomized trial of the safety and efficacy of 12 and 16 ...

journal_title：Gastroenterology

authors： Lok AS,Sulkowski MS,Kort JJ,Willner I,Reddy KR,Shiffman ML,Hassan MA,Pearlman BL,Hinestrosa F,Jacobson IM,Morelli G,Peter JA,Vainorius M,Michael LC,Fried MW,Wang GP,Lu W,Larsen L,Nelson DR

更新日期：2019-12-01 00:00:00

abstract：BACKGROUND & AIMS:The signal transducers and activators of transcription (STATs) are cytoplasmic transcription factors mediating acute-phase response (APR) of the human angiotensinogen (hAGT) gene in hepatocytes. The mechanisms of how STAT3 activates target genes are unknown. Here we analyzed the biochemistry of STAT3 ...

journal_title：Gastroenterology

authors： Ray S,Boldogh I,Brasier AR

更新日期：2005-11-01 00:00:00

abstract：BACKGROUND & AIMS:Serine proteases are postulated to influence gastrointestinal function by stimulating protease-activated receptors (PARs). This study identified the effects on myenteric neurons of activating PARs and investigated underlying mechanisms of action. METHODS:Intracellular electrophysiologic methods were ...

journal_title：Gastroenterology

authors： Gao C,Liu S,Hu HZ,Gao N,Kim GY,Xia Y,Wood JD

更新日期：2002-11-01 00:00:00

abstract：:Ceftriaxone, a semisynthetic third-generation cephalosporin, has recently been associated with biliary sludge formation. Analysis of the biliary concretions induced by this agent shows a calcium salt of ceftriaxone. The present in vitro studies were undertaken to provide insight into the pathogenesis of ceftriaxone-as...

journal_title：Gastroenterology

authors： Shiffman ML,Keith FB,Moore EW

更新日期：1990-12-01 00:00:00

abstract：BACKGROUND & AIMS:Significant improvements in management of hepatocellular carcinoma (HCC) have occurred in the last years, but their impact on surveillance outcome is unknown. To clarify this, we compared survival of HCC patients identified along 3 consecutive quinquennia of surveillance. METHODS:A cohort of 417 HCC-...

journal_title：Gastroenterology

authors： Sangiovanni A,Del Ninno E,Fasani P,De Fazio C,Ronchi G,Romeo R,Morabito A,De Franchis R,Colombo M

更新日期：2004-04-01 00:00:00

abstract：:A prospective study of 22 patients with antibiotic-associated pseudomembranous colitis demonstrated that the most distal location of the pseudomembranes was noted from 0 to 25 cm from the anus in 17 patients, from 25 to 60 cm from the anus in 3 patients, and greater than 60 cm from the anus in only 2 patients. These d...

journal_title：Gastroenterology

authors： Tedesco FJ,Corless JK,Brownstein RE

更新日期：1982-12-01 00:00:00

abstract：:Corticotropin-releasing factor (CRF) administered into the lateral cerebral ventricle significantly inhibited gastric emptying and small bowel transit, but most markedly increased large bowel transit in a dose-related fashion in freely moving rats. Inhibition of gastric emptying induced by central administration of CR...

journal_title：Gastroenterology

authors： Lenz HJ,Burlage M,Raedler A,Greten H

更新日期：1988-03-01 00:00:00

abstract：BACKGROUND & AIMS:Alterations in the gastrointestinal microbiota have been associated with metabolic diseases. However, little is known about host factors that induce changes in gastrointestinal bacterial populations. We investigated the role of bile acids in this process because of their strong antimicrobial activitie...

journal_title：Gastroenterology

authors： Islam KB,Fukiya S,Hagio M,Fujii N,Ishizuka S,Ooka T,Ogura Y,Hayashi T,Yokota A

更新日期：2011-11-01 00:00:00

abstract：:In vitro neurite outgrowth and neuronal survival are promoted by laminin, and neuronal migration is promoted by collagen type IV. This led to the hypothesis that Hirschsprung's disease (HD) could be the result of an abnormal extracellular matrix microenvironment in the affected bowel during embryogenesis. Using indire...

journal_title：Gastroenterology

authors： Parikh DH,Tam PK,Van Velzen D,Edgar D

更新日期：1992-04-01 00:00:00

abstract：:Pentane, a volatile hydrocarbon, is cleared from inspired air by the rat. We have studied this clearance to learn whether or not it is a function of the liver. Rats were put individually into airtight chambers which contained CO2 absorbent and were connected to an O2 reservoir. Pentane was injected into each chamber a...

journal_title：Gastroenterology

authors： Burk RJ,Ludden TM,Lane JM

更新日期：1983-01-01 00:00:00

abstract：:A human colon cancer cell line, HCT-8, is shown to be an appropriate target cell for study of natural killer (NK) activity in man. In parallel experiments, effector cell characteristics for NK and antibody-dependent cellular cytotoxicity (ADCC) were found to be vested in a single lymphocyte subpopulation, which bore r...

journal_title：Gastroenterology

authors： Helms RA,Bull DM

更新日期：1980-04-01 00:00:00