Ultrasonic properties of gallstones. Effect of stone size and composition.

abstract：:In Japan, approximately 30,000 patients died of hepatocellular carcinoma (HCC) in 2003. Ten percent had hepatitis B virus infection and 80% had hepatitis C virus (HCV) infection, indicating that viral hepatitis accounted for >90% of cases of HCC. In comparison, only 3% (1.5%, hepatitis B virus; 1.5%, HCV) of the gener...

journal_title：Gastroenterology

authors： Omata M,Tateishi R,Yoshida H,Shiina S

更新日期：2004-11-01 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：: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：BACKGROUND & AIMS:Acute-on-chronic liver failure (ACLF) develops in patients with chronic liver disease and has high mortality. Mobilization of bone marrow-derived stem cells with granulocyte colony-stimulating factor (G-CSF) could promote hepatic regeneration. METHODS:Consecutive patients with ACLF were randomly assi...

journal_title：Gastroenterology

authors： Garg V,Garg H,Khan A,Trehanpati N,Kumar A,Sharma BC,Sakhuja P,Sarin SK

更新日期：2012-03-01 00:00:00

abstract：BACKGROUND & AIMS:Small epithelial wounds heal by purse-string contraction of an actomyosin ring that is regulated by myosin light chain (MLC) kinase (MLCK) and rho kinase (ROCK). These studies aimed to define the roles of these kinases in purse-string wound closure. METHODS:Oligocellular and single-cell wounds were c...

journal_title：Gastroenterology

authors： Russo JM,Florian P,Shen L,Graham WV,Tretiakova MS,Gitter AH,Mrsny RJ,Turner JR

更新日期：2005-04-01 00:00:00

abstract：:We report the case of a female patient suffering from Waldenström's macroglobulinemia with three different liver lesions: peliosis hepatis, nodular regenerative hyperplasia, and light-chain deposits within the sinusoidal walls. We hypothesize that both peliosis hepatis and nodular regenerative hyperplasia might be the...

journal_title：Gastroenterology

authors： Voinchet O,Degott C,Scoazec JY,Feldmann G,Benhamou JP

更新日期：1988-08-01 00:00:00

abstract：:The cause of Ménétrier's disease is unknown, although allergic, autoimmune, and infectious, particularly viral, causes have been postulated. This case report describes a 3-year-old child with Ménétrier's disease in whom evidence of acute cytomegalovirus (CMV) infection was found. To our knowledge, this is the first ca...

journal_title：Gastroenterology

authors： Eisenstat DD,Griffiths AM,Cutz E,Petric M,Drumm B

更新日期：1995-08-01 00:00:00

abstract：:The effect of secretin5-27 and four substituted analogues (9 Gln-secretin5-27, 15-Asn-secretin5-27, 9-Gln-15-Asn-secretin5-27, and 15-Lys-secretin5-27) on pancreatic secretion in the rat and guinea pig was examined. Secretin5-27 retained significant pancreatic secretory activity in both species. Its efficacy (intrinsi...

journal_title：Gastroenterology

authors： Makhlouf GM,Bodanszky M,Fink ML,Schebalin M

更新日期：1978-08-01 00:00:00

abstract：:The purposes of this study were to determine the association, in 10 pedigrees, between adenomatous polyposis coli, hereditary nonpolyposis colorectal cancer, and occult radiopaque jaw lesions, and to assess whether these radiodensities are predictors for adenomatous polyposis. In seven kindreds with adenomatous polypo...

journal_title：Gastroenterology

authors： Offerhaus GJ,Levin LS,Giardiello FM,Krush AJ,Welsh SB,Booker SV,Hasler JF,McKusick VA,Yardley JH,Hamilton SR

更新日期：1987-09-01 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：BACKGROUND & AIMS:Hepatitis B virus (HBV) and hepatitis C virus (HCV) can be transmitted during administration of intravenous anesthesia when medication vials are used for multiple patients using incorrect technique. We investigated an outbreak of acute HBV and HCV infections among patients who received anesthesia duri...

journal_title：Gastroenterology

authors： Gutelius B,Perz JF,Parker MM,Hallack R,Stricof R,Clement EJ,Lin Y,Xia GL,Punsalang A,Eramo A,Layton M,Balter S

更新日期：2010-07-01 00:00:00

abstract：:Pancreatic blood flow and its relationship to pancreatic interstitial pressure were investigated in a model of chronic pancreatitis in cats using a hydrogen gas-clearance technique with an intraductal electrode. The intraductal technique correlated well with blood flow measurements made using gamma-labeled microsphere...

journal_title：Gastroenterology

authors： Reber HA,Karanjia ND,Alvarez C,Widdison AL,Leung FW,Ashley SW,Lutrin FJ

更新日期：1992-08-01 00:00:00

abstract：:In the TMC435-C101 study, 6 patients infected with hepatitis C virus genotype 1 were treated with the protease inhibitor TMC435 (200 mg once daily) as monotherapy for 5 days. Approximately 1.5 years later, 5 of these patients were re-treated with TMC435 (200 mg once daily) plus pegylated interferon alfa-2a and ribavir...

journal_title：Gastroenterology

authors： Lenz O,de Bruijne J,Vijgen L,Verbinnen T,Weegink C,Van Marck H,Vandenbroucke I,Peeters M,Simmen K,Fanning G,Verloes R,Picchio G,Reesink H

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND AND AIMS:Celiac disease is a prevalent disorder characterized by a chronic intestinal inflammation driven by HLA-DQ2 or -DQ8-restricted T cells specific for ingested wheat gluten peptides. The dominant T-cell responses are to epitopes that cluster within a stable 33mer fragment formed by physiologic digestio...

journal_title：Gastroenterology

authors： Molberg O,Uhlen AK,Jensen T,Flaete NS,Fleckenstein B,Arentz-Hansen H,Raki M,Lundin KE,Sollid LM

更新日期：2005-02-01 00:00:00

abstract：BACKGROUND & AIMS:There have been few studies of the role of de novo lipogenesis in the development of nonalcoholic fatty liver disease (NAFLD). We used isotope analyses to compare de novo lipogenesis and fatty acid flux between subjects with NAFLD and those without, matched for metabolic factors (controls). METHODS:W...

journal_title：Gastroenterology

authors： Lambert JE,Ramos-Roman MA,Browning JD,Parks EJ

更新日期：2014-03-01 00:00:00

abstract：BACKGROUND/AIMS:The frequency of colorectal adenomas, the precursor lesions for most cases of colorectal carcinoma, has been generally measured as prevalence rates of adenomas at autopsy or colonoscopy. The aim of this study was to estimate the incidence rate of adenomas and compare it with the adenoma recurrence rate....

journal_title：Gastroenterology

authors： Neugut AI,Jacobson JS,Ahsan H,Santos J,Garbowski GC,Forde KA,Treat MR,Waye J

更新日期：1995-02-01 00:00:00

abstract：BACKGROUND & AIMS:Although a significant amount of regenerating gene (REG) Ialpha protein is present not only in normal gastric mucosa but also in gastric cancer tissues, its pathophysiologic role in gastric cancer development remains unclear. We investigated REG Ialpha protein expression in early gastric cancers, and ...

journal_title：Gastroenterology

authors： Sekikawa A,Fukui H,Fujii S,Takeda J,Nanakin A,Hisatsune H,Seno H,Takasawa S,Okamoto H,Fujimori T,Chiba T

更新日期：2005-03-01 00:00:00

abstract：:The purpose of this study is to determine whether lower esophageal sphincter (LES) incompetency is a common occurrence in patients with liver cirrhosis and contributes to the development of variceal bleeding. Resting LES pressure (17.8 +/- 1.1 mm Hg) in 35 patients with cirrhosis was similar to that of our control pop...

journal_title：Gastroenterology

authors： Eckardt VF,Grace ND,Kantrowitz PA

更新日期：1976-08-01 00:00:00

abstract：BACKGROUND & AIMS:Intrahepatic bile ducts express a range of lymphocyte adhesion molecules during episodes of inflammation. This may contribute to the susceptibility of biliary epithelium to immunologic damage during liver allograft rejection, graft-versus-host disease, and primary biliary cirrhosis. However, no previo...

journal_title：Gastroenterology

authors： Leon MP,Bassendine MF,Gibbs P,Thick M,Kirby JA

更新日期：1997-03-01 00:00:00

abstract：:In neurogenic fecal incontinence there is denervation of the external anal sphincter and pelvic floor muscles but the role of the internal anal sphincter is incompletely understood. We have evaluated the internal anal sphincter in 6 patients with neurogenic incontinence undergoing postanal repair and in 7 control subj...

journal_title：Gastroenterology

authors： Lubowski DZ,Nicholls RJ,Burleigh DE,Swash M

更新日期：1988-10-01 00:00:00

abstract：BACKGROUND/AIMS:Several studies have shown that polymorphonuclear neutrophil leukocyte (PMN) margination is an early and critical event in the pathogenesis of gastric mucosal injury caused by nonsteroidal anti-inflammatory drugs. Tumor necrosis factor (TNF) alpha is a proinflammatory cytokine that causes PMN marginatio...

journal_title：Gastroenterology

authors： Santucci L,Fiorucci S,Di Matteo FM,Morelli A

更新日期：1995-02-01 00:00:00

abstract：BACKGROUND & AIMS:There have been conflicting results on a cell of origin in pancreatic regeneration. These discrepancies predominantly stem from lack of specific markers for the pancreatic precursors/stem cells, as well as differences in the targeted cells and severity of tissue injury in the experimental models so fa...

journal_title：Gastroenterology

authors： Criscimanna A,Speicher JA,Houshmand G,Shiota C,Prasadan K,Ji B,Logsdon CD,Gittes GK,Esni F

更新日期：2011-10-01 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：BACKGROUND & AIMS:A single nucleotide polymorphism (SNP) upstream of the IL28B gene has been associated with response of patients with chronic hepatitis C to therapy with pegylated interferon and ribavirin and also with spontaneous clearance of acute hepatitis C in a heterogeneous population. We analyzed the associatio...

journal_title：Gastroenterology

authors： Tillmann HL,Thompson AJ,Patel K,Wiese M,Tenckhoff H,Nischalke HD,Lokhnygina Y,Kullig U,Göbel U,Capka E,Wiegand J,Schiefke I,Güthoff W,Grüngreiff K,König I,Spengler U,McCarthy J,Shianna KV,Goldstein DB,McHutchison JG

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND & AIMS:The early detection of colorectal cancer is desired because this cancer can be cured surgically if diagnosed early. The purpose of the present study was to determine the feasibility of a new methodology for isolating colonocytes from naturally evacuated feces, followed by cytology or molecular biology...

journal_title：Gastroenterology

authors： Matsushita H,Matsumura Y,Moriya Y,Akasu T,Fujita S,Yamamoto S,Onouchi S,Saito N,Sugito M,Ito M,Kozu T,Minowa T,Nomura S,Tsunoda H,Kakizoe T

更新日期：2005-12-01 00:00:00

abstract：BACKGROUND/AIMS:Capillarization of the hepatic sinusoid occurs in alcoholic liver disease. Because endothelial cell proliferation is relevant to capillarization, we used the intragastric feeding rat model to evaluate the relationship between pathological liver injury and endothelial cell proliferation. METHODS:Male Wi...

journal_title：Gastroenterology

authors： Nanji AA,Tahan SR,Wei Y,Sadrzadeh SM

更新日期：1994-09-01 00:00:00

abstract：:The enterochromaffinlike cells in the rat stomach are rich in histamine and are thought to be under the influence of gastrin. The effect of sustained endogenous and exogenous hypergastrinemia on the activity and proliferation rate of the enterochromaffinlike cells was studied by determining the histidine decarboxylase...

journal_title：Gastroenterology

authors： Ryberg B,Tielemans Y,Axelson J,Carlsson E,Håkanson R,Mattson H,Sundler F,Willems G

更新日期：1990-10-01 00:00:00

abstract：:Human intrinsic factor (IF) is found on the surface of parietal cells at the light microscopic level by immunofluorescence, but there is no direct evidence that IF is synthesized in and secreted from this cell. In order to provide this evidence, IF was localized at the ultrastructural level in human stomach, using an ...

journal_title：Gastroenterology

authors： Levine JS,Nakane PK,Allen RH

更新日期：1980-09-01 00:00:00

abstract：BACKGROUND & AIMS:The revised Bethesda guidelines for Lynch syndrome recommend microsatellite instability (MSI) testing all colorectal cancers in patients diagnosed before age 50 years and colorectal cancers diagnosed in patients between ages 50 and 59 years with particular pathology features. Our aim was to identify p...

journal_title：Gastroenterology

authors： Jenkins MA,Hayashi S,O'Shea AM,Burgart LJ,Smyrk TC,Shimizu D,Waring PM,Ruszkiewicz AR,Pollett AF,Redston M,Barker MA,Baron JA,Casey GR,Dowty JG,Giles GG,Limburg P,Newcomb P,Young JP,Walsh MD,Thibodeau SN,Lindor NM

更新日期：2007-07-01 00:00:00

abstract：:Because the esophagus is easily accessible with endoscopy, early diagnosis and curative treatment of esophageal cancer is possible. However, diagnosis is often delayed because symptoms are not specific during early stages of tumor development. The onset of dysphagia is associated with advanced disease, which has a sur...

journal_title：Gastroenterology

authors： di Pietro M,Canto MI,Fitzgerald RC

更新日期：2018-01-01 00:00:00