Primary malignant melanoma of the gallbladder, metastatic to the common bile duct.

abstract：BACKGROUND & AIMS:Studies on the early steps in the life cycle of hepatitis B virus have been hampered by the lack of readily available target cells. In this study, we mapped a defined virus attachment site to primary hepatocytes that is essential for infection. METHODS:We used purified virus particles from human carr...

journal_title：Gastroenterology

authors： Glebe D,Urban S,Knoop EV,Cag N,Krass P,Grün S,Bulavaite A,Sasnauskas K,Gerlich WH

更新日期：2005-07-01 00:00:00

abstract：:Acute liver injury was induced experimentally in rats by a single injection of a large amount of D-galactosamine. Hepatocellular damage was apparent from decrease of total serum proteins, marked release of transaminases into the circulation, precipitous decrease of total microsomal proteins, and intracellular enzymes ...

journal_title：Gastroenterology

authors： Sawamura T,Kawasato S,Shiozaki Y,Sameshima Y,Nakada H,Tashiro Y

更新日期：1981-09-01 00:00:00

abstract：:Twenty-two patients with Zollinger-Ellison syndrome were managed by a combined medical and surgical approach. Patients were treated initially with cimetidine or ranitidine. A laparotomy was performed to remove easily resectable tumors and to carry out a proximal gastric vagotomy. Tumors were found in 9 patients (41%) ...

journal_title：Gastroenterology

authors： Richardson CT,Peters MN,Feldman M,McClelland RN,Walsh JH,Cooper KA,Willeford G,Dickerman RM,Fordtran JS

更新日期：1985-08-01 00:00:00

abstract：BACKGROUND & AIMS:Early growth response gene-1 (Egr-1) is an important inflammatory transcription factor. We hypothesize that leukocyte-derived Egr-1 plays a key inflammatory role in causing postoperative ileus. METHODS:Wild-type, Egr-1 knockout, and chimera mice (constructed by irradiation followed by injection with ...

journal_title：Gastroenterology

authors： Schmidt J,Stoffels B,Moore BA,Chanthaphavong RS,Mazie AR,Buchholz BM,Bauer AJ

更新日期：2008-09-01 00:00:00

abstract：:Chronic liver diseases (CLDs), due to chronic hepatitis C; hepatitis B; nonalcoholic fatty liver diseases (NAFLD); and alcoholic liver disease, are a leading cause of morbidity and mortality globally. Early identification of patients with cirrhosis at high risk of progression to liver-related complications may facilit...

journal_title：Gastroenterology

authors： Singh S,Muir AJ,Dieterich DT,Falck-Ytter YT

更新日期：2017-05-01 00:00:00

abstract：:A patient who developed symptomatic giardiasis after a tour of the Soviet Union is presented. The diagnosis was established by duodenal aspiration. A small intestinal biopsy revealed total villous atrophy in the absence of celiac sprue or a gastrointestinal immunodeficiency syndrome, a finding not previously described...

journal_title：Gastroenterology

authors： Levinson JD,Nastro LJ

更新日期：1978-02-01 00:00:00

abstract：:To determine the fate of exogenous epidermal growth factor (EGF) in regenerating liver, 125I-labeled EGF was injected into rat portal veins at various times after 70% hepatectomy. Epidermal growth factor was taken up by the liver remnant at all time points studied (0, 4, 8, 16, and 36 h), but at 8 h after hepatectomy ...

journal_title：Gastroenterology

authors： Raper SE,Burwen SJ,Barker ME,Jones AL

更新日期：1987-05-01 00:00:00

abstract：BACKGROUND & AIMS:Based on experimental and epidemiologic studies, we investigated whether coffee and caffeine consumption reduced the risk of elevated alanine aminotransferase (ALT) activity in persons at high risk for liver injury in a national, population-based study. METHODS:Participants were 5944 adults in the Th...

journal_title：Gastroenterology

authors： Ruhl CE,Everhart JE

更新日期：2005-01-01 00:00:00

abstract：:Peptic digestion of gluten results in the production of substances having opiatelike activity in bio- and receptor assays. These substances have been termed exorphins. In this study, we determined the effect of gluten, hydrolyzed gluten, and hydrolyzed gluten plus the opiate blocker naloxone on a variety of hormonal p...

journal_title：Gastroenterology

authors： Morley JE,Levine AS,Yamada T,Gebhard RL,Prigge WF,Shafer RB,Goetz FC,Silvis SE

更新日期：1983-06-01 00:00:00

abstract：:A patient who developed obstructive jaundice as a complication of a liver biopsy is presented. The jaundice was found to be attributable to obstruction of the biliary tree at the level of the bifurcation by an intrahepatic hematoma. The patient had a complete and spontaneous recovery. ...

journal_title：Gastroenterology

authors： Chiprut RO,Greenwald RA,Morris SJ,Zeppa R,Schiff ER

更新日期：1978-01-01 00:00:00

abstract：:The aim of this study was to assess the effect of cell culture on the bradykinin receptor of rabbit colon myocytes. In longitudinal muscle strips prepared from distal colon, bradykinin stimulated dose-dependent contraction that was 62% of the maximal response to bethanecol. At 4 degrees C, [3H]bradykinin binding to fr...

journal_title：Gastroenterology

authors： Hyman PE,Diego A,Ridout D,Yuan QX,Ennes H,Cominelli F,Snape WJ Jr,Tomomasa T

更新日期：1992-05-01 00:00:00

abstract：:Obstruction of the common bile duct can now be relieved by endoscopic electrosurgery. This report describes our experience with 267 patients. In 192 of 222 patients with choledocholithiasis all calculi were evacuated by endoscopic papillotomy (EP). The remaining patients had EP because of papillary stenosis. Complicat...

journal_title：Gastroenterology

authors： Koch H,Rösch W,Schaffner O,Demling L

更新日期：1977-12-01 00:00:00

abstract：BACKGROUND & AIMS:Hepatopulmonary syndrome (HPS) affects 10%-30% of patients with cirrhosis and portal hypertension and significantly increases mortality. Studies in experimental models indicate that pulmonary angiogenesis contributes to the development of HPS, but pathogenesis in humans is poorly understood. We invest...

journal_title：Gastroenterology

authors： Roberts KE,Kawut SM,Krowka MJ,Brown RS Jr,Trotter JF,Shah V,Peter I,Tighiouart H,Mitra N,Handorf E,Knowles JA,Zacks S,Fallon MB,Pulmonary Vascular Complications of Liver Disease Study Group.

更新日期：2010-07-01 00:00:00

abstract：:Effects of opiates on intestinal motor activity and transport of water and electrolytes have been studied separately in previous investigations. The aim of these experiments was to evaluate simultaneously the effects of a synthetic opiate, loperamide, on motor activity and transport in the human intestine. Jejunal, il...

journal_title：Gastroenterology

authors： Kachel G,Ruppin H,Hagel J,Barina W,Meinhardt M,Domschke W

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND & AIMS:A Western-style diet, which is high in fat and sugar, can cause significant dyslipidemia and nonalcoholic fatty liver disease; the diet has an especially strong effect in women, regardless of total calorie intake. Dietary supplementation with beneficial microbes might reduce the detrimental effects of...

journal_title：Gastroenterology

authors： Naudin CR,Maner-Smith K,Owens JA,Wynn GM,Robinson BS,Matthews JD,Reedy AR,Luo L,Wolfarth AA,Darby TM,Ortlund EA,Jones RM

更新日期：2020-08-01 00:00:00

abstract：BACKGROUND & AIMS:Epithelial cells of the small intestine migrate to the tip of the villus at which they are shed. It is not understood how the intestinal barrier is maintained during this high cell turnover. The aim of this study was to use high-resolution in vivo light microscopy to investigate the mechanism of epith...

journal_title：Gastroenterology

authors： Watson AJ,Chu S,Sieck L,Gerasimenko O,Bullen T,Campbell F,McKenna M,Rose T,Montrose MH

更新日期：2005-09-01 00:00:00

abstract：:The effects of a variety of substances influencing the initiation of cyclic motor events at the gastroduodenal junction were studied in conscious sheep. A significant and long-lasting decrease in the frequency of cyclic events from approximately 100 min to 30-40 min was elicited by the intraduodenal bulb administratio...

journal_title：Gastroenterology

authors： Ruckebusch Y

更新日期：1984-11-01 00:00:00

abstract：:Focal nodular hyperplasia (FNH) and hepatocellular adenoma (HCA) are benign hepatocellular tumors that develop most frequently in women without cirrhosis. Genomic approaches have identified signaling pathways related to these benign hepatocyte proliferations. FNH, a polyclonal lesion, is characterized by local vascula...

journal_title：Gastroenterology

authors： Nault JC,Bioulac-Sage P,Zucman-Rossi J

更新日期：2013-05-01 00:00:00

abstract：:Development of an intraabdominal bile collection (biloma) usually occurs secondary to traumatic or iatrogenic injury including abdominal surgery, percutaneous catheter drainage, and transhepatic cholangiogram. We present a case of hepatic subcapsular biloma following endoscopic retrograde cholangiography and identifie...

journal_title：Gastroenterology

authors： Dupas JL,Mancheron H,Sevenet F,Delamarre J,Delcenserie R,Capron JP

更新日期：1988-05-01 00:00:00

abstract：BACKGROUND & AIMS:Hepatitis B virus (HBV) covalently closed circular DNA (cccDNA) is a unique episomal replicative intermediate responsible for persistent infection of hepatocytes. Technical constraints have hampered the direct study of cccDNA maintenance and clearance mechanisms in patients. The aim of this study was ...

journal_title：Gastroenterology

authors： Werle-Lapostolle B,Bowden S,Locarnini S,Wursthorn K,Petersen J,Lau G,Trepo C,Marcellin P,Goodman Z,Delaney WE 4th,Xiong S,Brosgart CL,Chen SS,Gibbs CS,Zoulim F

更新日期：2004-06-01 00:00:00

abstract：BACKGROUND & AIMS:The incidence of Barrett's esophagus and esophageal adenocarcinoma has increased despite surveillance of patients with Barrett's esophagus. Limited data indicate that nonsteroidal anti-inflammatory drug (NSAID) and statin use reduce the risk for esophageal adenocarcinoma. We investigated whether NSAID...

journal_title：Gastroenterology

authors： Kastelein F,Spaander MC,Biermann K,Steyerberg EW,Kuipers EJ,Bruno MJ,Probar-study Group.

更新日期：2011-12-01 00:00:00

abstract：:Both high-resolution manometry (HRM) and impedance-pH/manometry monitoring have established themselves as research tools and both are now emerging in the clinical arena. Solid-state HRM capable of simultaneously monitoring the entire pressure profile from the pharynx to the stomach along with pressure topography plott...

journal_title：Gastroenterology

authors： Kahrilas PJ,Sifrim D

更新日期：2008-09-01 00:00:00

abstract：BACKGROUND & AIMS:Impaired gallbladder emptying occurs in patients undergoing bile salt therapy for cholesterol gallstone dissolution and in patients with cirrhosis who have elevated serum bile salt concentrations. To determine if bile salts directly inhibit gallbladder contractility, isometric contraction of the guine...

journal_title：Gastroenterology

authors： Xu QW,Freedman SM,Shaffer EA

更新日期：1997-05-01 00:00:00

abstract：BACKGROUND & AIMS:We investigated the transcriptome of esophageal squamous cell carcinoma (ESCC) cells, activity of gene regulatory (enhancer and promoter regions), and the effects of blocking epigenetic regulatory proteins. METHODS:We performed chromatin immunoprecipitation sequencing with antibodies against H3K4me1,...

journal_title：Gastroenterology

authors： Jiang YY,Jiang Y,Li CQ,Zhang Y,Dakle P,Kaur H,Deng JW,Lin RY,Han L,Xie JJ,Yan Y,Doan N,Zheng Y,Mayakonda A,Hazawa M,Xu L,Li Y,Aswad L,Jeitany M,Kanojia D,Guan XY,Said JW,Yang W,Fullwood MJ,Lin DC,Koeffle

更新日期：2020-10-01 00:00:00

abstract：BACKGROUND & AIMS:Cholecystokinin (CCK) is a satiation peptide released during meals in response to lipid intake; it regulates pancreatic digestive enzymes that are required for absorption of nutrients. We proposed that mice with a disruption in the CCK gene (CCK knockout [CCK-KO] mice) that were fed a diet of 20% butt...

journal_title：Gastroenterology

authors： Lo CM,King A,Samuelson LC,Kindel TL,Rider T,Jandacek RJ,Raybould HE,Woods SC,Tso P

更新日期：2010-05-01 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: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：BACKGROUND & AIMS:Few data are available concerning the long-term prognosis of chronic liver disease associated with hepatitis C virus infection. This study examined the morbidity and survival of patients with compensated cirrhosis type C. METHODS:A cohort of 384 European cirrhotic patients was enrolled at seven terti...

journal_title：Gastroenterology

authors： Fattovich G,Giustina G,Degos F,Tremolada F,Diodati G,Almasio P,Nevens F,Solinas A,Mura D,Brouwer JT,Thomas H,Njapoum C,Casarin C,Bonetti P,Fuschi P,Basho J,Tocco A,Bhalla A,Galassini R,Noventa F,Schalm SW,Realdi

更新日期：1997-02-01 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：:In dogs with gastric fistulas, intragastric pressure was measured with a flaccid ballon containing 500 ml of water. Graded doses of dopamine caused graded decreases in intragastric pressure. The effect was blocked by pimozide or by metoclopramide but was not significantly affected by phenoxybenzamine, propranolol, gua...

journal_title：Gastroenterology

authors： Valenzuela JE

更新日期：1976-12-01 00:00:00