Direct transhepatic measurement of portal vein pressure using a thin needle. Comparison with wedged hepatic vein pressure.

abstract：:A 14-yr-old girl presented with long-standing symptoms of partial gastric outlet obstruction due to an antral mucosal diaphragm that had a central aperture of 4-5 mm. The literature of this congenital malformation is reviewed with respect to diagnostic criteria and feasibility of endoscopic transection. The procedure ...

journal_title：Gastroenterology

authors： Berr F,Rienmueller R,Sauerbruch T

更新日期：1985-11-01 00:00:00

abstract：:Twenty cirrhotic patients with esophageal varices and an episode of gastrointestinal bleeding within the previous week underwent hemodynamic studies which used an indicator dilution technique based on selective catheterization of the splanchnic arteries and hepatic vein. Portasystemic shunting of splenic arterial flow...

journal_title：Gastroenterology

authors： Lebrec D,Kotelanski B,Cohn JN

更新日期：1976-06-01 00:00:00

abstract：BACKGROUND & AIMS:Therapy with interferon alfa (IFN-alpha) leads to remission of disease in one third of patients with chronic hepatitis B. The aim of this study was to better define the long-term prognosis of this outcome. METHODS:One hundred three patients with chronic hepatitis B who underwent IFN-alpha therapy in ...

journal_title：Gastroenterology

authors： Lau DT,Everhart J,Kleiner DE,Park Y,Vergalla J,Schmid P,Hoofnagle JH

更新日期：1997-11-01 00:00:00

abstract：:It is generally accepted that the intestinal phase of pancreatic secretion is initiated by the stimulation of chemoreceptors sensitive to fat and protein degradation products and hydrogen ions. The effect of the volume and osmolality of food emptied by the stomach into the duodenum has received less attention. We inve...

journal_title：Gastroenterology

authors： Dooley CP,Valenzuela JE

更新日期：1984-01-01 00:00:00

abstract：:The ability of hypnosis to both stimulate and inhibit gastric acid secretion in highly hypnotizable healthy volunteers was examined in two studies. In the first, after basal acid secretion was measured, subjects were hypnotized and instructed to imagine all aspects of eating a series of delicious meals. Acid output ro...

journal_title：Gastroenterology

authors： Klein KB,Spiegel D

更新日期：1989-06-01 00:00:00

abstract：BACKGROUND & AIMS:Hepatic encephalopathy (HE) is associated with typical changes of cerebral metabolite pattern observed by proton magnetic resonance (MR) spectroscopy consisting of a depletion of myo-inositol and an increase of glutamine. The aim of this study was to determine whether abnormalities in brain metabolism...

journal_title：Gastroenterology

authors： Laubenberger J,Häussinger D,Bayer S,Gufler H,Hennig J,Langer M

更新日期：1997-05-01 00:00:00

abstract：BACKGROUND & AIMS:Induction of colitis in mice by administration of oxazolone is mediated by T-helper (Th) 2 cells and has features of human ulcerative colitis. We investigated whether activation of interleukin (IL)-4Rα on T and B cells determines their effector functions and mediates oxazolone-induced colitis. METHOD...

journal_title：Gastroenterology

authors： Hoving JC,Kirstein F,Nieuwenhuizen NE,Fick LC,Hobeika E,Reth M,Brombacher F

更新日期：2012-01-01 00:00:00

abstract：:The genes associated with each of the inherited syndromes of colon cancer have now been identified, and genetic testing is available for diagnosis. These syndromes include familial adenomatous polyposis, hereditary nonpolyposis colorectal cancer, Peutz-Jeghers syndrome, juvenile polyposis syndrome, and, possibly, Cowd...

journal_title：Gastroenterology

authors： Burt R,Neklason DW

更新日期：2005-05-01 00:00:00

abstract：BACKGROUND & AIMS:The rate of 12alpha-hydroxylation of bile acid intermediates is believed to determine the ratio of cholic acid (CA) to chenodeoxycholic acid (CDCA) biosynthesis and the overall hydrophobicity of the bile acid pool. The aim of this study was to determine the effects of the level of expression of sterol...

journal_title：Gastroenterology

authors： Pandak WM,Bohdan P,Franklund C,Mallonee DH,Eggertsen G,Björkhem I,Gil G,Vlahcevic ZR,Hylemon PB

更新日期：2001-06-01 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：:Lymphangiectasia of the large intestine associated with protein-losing enteropathy is reported. A 33-yr-old man suffered from diarrhea, sometimes mixed with blood. Colonoscopic study revealed reddish and edematous mucosa with multiple flat elevated lesions and giant folds in the localized segment of the rectosigmoid. ...

journal_title：Gastroenterology

authors： Asakura H,Tsuchiya M,Katoh S,Kobayashi K,Yonei Y,Yoshida T,Hamada Y,Miura S,Morita A,Kuramochi S

更新日期：1986-09-01 00:00:00

abstract：BACKGROUND & AIMS:Dilutional hyponatremia is a frequent complication of cirrhosis partly because of nonosmotic vasopressin release. No effective therapy exists for this complication. Therefore, we investigated the effects of VPA-985, an orally active vasopressin V2 receptor antagonist, in patients with cirrhosis and di...

journal_title：Gastroenterology

authors： Gerbes AL,Gülberg V,Ginès P,Decaux G,Gross P,Gandjini H,Djian J,VPA Study Group.

更新日期：2003-04-01 00:00:00

abstract：BACKGROUND & AIMS:Cell-mediated immunity is a feature of Crohn's disease (CD). The heterodimer interleukin (IL)-12, produced by phagocytes, induces T-cell cytokines, primarily interferon (IFN)-gamma. This study examined whether CD lamina propria mononuclear cells (LPMCs) express and release bioactive IL-12. METHODS:LP...

journal_title：Gastroenterology

authors： Monteleone G,Biancone L,Marasco R,Morrone G,Marasco O,Luzza F,Pallone F

更新日期：1997-04-01 00:00:00

abstract：BACKGROUND & AIMS:Cure of Helicobacter pylori infection may lead to complete remission of associated low-grade mucosa-associated lymphoid tissue (MALT) lymphoma in stage EI. This study investigated whether Helicobacter heilmannii infection-associated primary gastric MALT lymphoma will regress after cure of the infectio...

journal_title：Gastroenterology

authors： Morgner A,Lehn N,Andersen LP,Thiede C,Bennedsen M,Trebesius K,Neubauer B,Neubauer A,Stolte M,Bayerdörffer E

更新日期：2000-05-01 00:00:00

abstract：:Serum gastrin and gastric endocrine cell numerical densities were examined in 22 patients with long-standing Zollinger-Ellison syndrome who were receiving either ranitidine, omeprazole, or other antisecretory drugs (SMS 201-995 or pirenzepine with or without ranitidine) for long periods of time. Fifteen patients had i...

journal_title：Gastroenterology

authors： Lehy T,Mignon M,Cadiot G,Elouaer-Blanc L,Ruszniewski P,Lewin MJ,Bonfils S

更新日期：1989-04-01 00:00:00

abstract：:To characterize gastric mucosal perfusion in cirrhotic patients with portal hypertensive gastropathy, 34 cirrhotics with this lesion and 24 noncirrhotics were studied by reflectance spectrophotometry and laser-Doppler flowmetry during endoscopy. A significant correlation was observed between the hemoglobin content of ...

journal_title：Gastroenterology

authors： Panés J,Bordas JM,Piqué JM,Bosch J,García-Pagán JC,Feu F,Casadevall M,Terés J,Rodés J

更新日期：1992-12-01 00:00:00

abstract：:We investigated a hormonal mechanism in a trypsin inhibitor-induced pancreatic hypersecretion in rats. Intraduodenal administration of a synthetic trypsin inhibitor, camostat, resulted in significant increases in plasma concentration of both secretin and cholecystokinin in a dose-related manner that paralleled a signi...

journal_title：Gastroenterology

authors： Watanabe S,Takeuchi T,Chey WY

更新日期：1992-02-01 00:00:00

abstract：BACKGROUND & AIMS:Germline mutations in one of four mismatch repair genes have been found in the majority of families with hereditary nonpolyposis colorectal cancer (HNPCC), but only in a small part of families with atypical HNPCC. The recently cloned EXO1 gene might be involved in the pathogenesis of HNPCC because the...

journal_title：Gastroenterology

authors： Wu Y,Berends MJ,Post JG,Mensink RG,Verlind E,Van Der Sluis T,Kempinga C,Sijmons RH,van der Zee AG,Hollema H,Kleibeuker JH,Buys CH,Hofstra RM

更新日期：2001-06-01 00:00:00

abstract：:The growth rate of 31 asymptomatic hepatocellular carcinomas (diameter less than or equal to 5 cm) discovered in 28 patients by a prospective screening program was determined by real-time ultrasonography over 36-860 days. Except for one tumor that shrank on follow-up, the doubling time ranged from 29 to 398 days, with...

journal_title：Gastroenterology

authors： Sheu JC,Sung JL,Chen DS,Yang PM,Lai MY,Lee CS,Hsu HC,Chuang CN,Yang PC,Wang TH

更新日期：1985-08-01 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：BACKGROUND & AIMS:A random biopsy is recommended for surveillance of ulcerative colitis (UC)-associated colorectal cancer. However, a targeted biopsy might be more effective. We conducted a randomized controlled trial to compare rates of neoplasia detection by targeted vs random biopsies in patients with UC. METHODS:W...

journal_title：Gastroenterology

authors： Watanabe T,Ajioka Y,Mitsuyama K,Watanabe K,Hanai H,Nakase H,Kunisaki R,Matsuda K,Iwakiri R,Hida N,Tanaka S,Takeuchi Y,Ohtsuka K,Murakami K,Kobayashi K,Iwao Y,Nagahori M,Iizuka B,Hata K,Igarashi M,Hirata I,Kudo S

更新日期：2016-12-01 00:00:00

abstract：BACKGROUND & AIMS:Helicobacter pylori is an important etiologic factor in the development of gastric cancer. The aim of this study was to analyze the role of H. pylori infections in the induction of mutagenic events in gastric epithelial cells. The effect of a high-salt diet as a genotoxic risk factor was also investig...

journal_title：Gastroenterology

authors： Touati E,Michel V,Thiberge JM,Wuscher N,Huerre M,Labigne A

更新日期：2003-05-01 00:00:00

abstract：:The type of cirrhosis was blindly evaluated in follow-up liver biopsies performed on 106 alcoholic men with micronodular cirrhosis. The median time interval from entry to follow-up liver biopsy was 31 mo (range, 3-44 mo). Patients were stratified into four groups according to their maximal registered ethanol consumpti...

journal_title：Gastroenterology

authors： Gluud C,Christoffersen P,Eriksen J,Wantzin P,Knudsen BB

更新日期：1987-08-01 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:ob/ob mice are used to study the mechanisms that regulate the progression from steatosis to nonalcoholic steatohepatitis. The livers of ob/ob mice are depleted of CD4-positive natural killer cells, components of the innate immune system that induce anti-inflammatory cytokines. Although this may explai...

journal_title：Gastroenterology

authors： Li Z,Lin H,Yang S,Diehl AM

更新日期：2002-10-01 00:00:00

abstract：:Cellular protooncogenes such as c-myc and c-Ha-ras may play important roles in the control of regeneration of the stomach. In this study, in situ hybridization histochemistry and immunohistochemistry were used to determine how these protooncogenes and the corresponding oncoproteins are expressed at the cellular level ...

journal_title：Gastroenterology

authors： Ito T,Hayashi N,Sasaki Y,Morita Y,Kawano S,Fusamoto H,Sato N,Tohyama M,Kamada T

更新日期：1990-06-01 00:00:00

abstract：BACKGROUND & AIMS:Narrow-band imaging (NBI) allows real-time histologic classification of colorectal polyps. We investigated whether endoscopists without prior training in NBI can achieve the following thresholds recommended by the American Society for Gastrointestinal Endoscopy: for diminutive colorectal polyps charac...

journal_title：Gastroenterology

authors： Patel SG,Schoenfeld P,Kim HM,Ward EK,Bansal A,Kim Y,Hosford L,Myers A,Foster S,Craft J,Shopinski S,Wilson RH,Ahnen DJ,Rastogi A,Wani S

更新日期：2016-02-01 00:00:00

abstract：:Disseminated cytomegalovirus infection occurs predominantly in immunocompromised hosts. Involvement of the gastrointestinal tract in the acquired immunodeficiency syndrome is frequent, but to our knowledge there is only one report of involvement of the appendix. In this study, a patient with a history of the acquired ...

journal_title：Gastroenterology

authors： Valerdiz-Casasola S,Pardo-Mindan FJ

更新日期：1991-07-01 00:00:00

abstract：BACKGROUND & AIMS:To investigate the efficacy and safety of certolizumab pegol (a polyethylene-glycolated Fab' fragment of anti-tumor necrosis factor, CDP870) in Crohn's disease. METHODS:In a placebo-controlled, phase II study, 292 patients with moderate to severe Crohn's disease received subcutaneous certolizumab 100...

journal_title：Gastroenterology

authors： Schreiber S,Rutgeerts P,Fedorak RN,Khaliq-Kareemi M,Kamm MA,Boivin M,Bernstein CN,Staun M,Thomsen OØ,Innes A,CDP870 Crohn's Disease Study Group.

更新日期：2005-09-01 00:00:00

abstract：:Intracerebroventricular prostaglandin E2 (PGE2) inhibits stimulated gastric acid secretion; however, the central site of action is unknown. Specific PGE2 binding sites have been localized to the ventromedial hypothalamic nucleus and central amygdala (A). The nuclear accumbens has been shown to play a role in central n...

journal_title：Gastroenterology

authors： Barocelli E,Impicciatore M,Seaton J,Conter R,Kauffman G

更新日期：1991-02-01 00:00:00