Cytomegalovirus infection of the appendix in patient with the acquired immunodeficiency syndrome.

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：:Thirty-five 1-day-old Pekin-Aylesbury ducks were inoculated intravenously or intraperitoneally with duck hepatitis B virus, and the time-course of infection was examined by Southern-blot, dot-blot, and in situ hybridization and by immunohistochemistry. Randomly scattered single infected hepatocytes were first seen on ...

journal_title：Gastroenterology

authors： Jilbert AR,Freiman JS,Burrell CJ,Holmes M,Gowans EJ,Rowland R,Hall P,Cossart YE

更新日期：1988-11-01 00:00:00

abstract：BACKGROUND & AIMS:Limited evidence suggests that proton pump inhibitors (PPI), nonsteroidal anti-inflammatory drugs (NSAID)/aspirin, and statins may be associated with a low risk of esophageal neoplasia. However, the possible effect these medications may have on the risk of esophageal adenocarcinoma (EAC) in patients w...

journal_title：Gastroenterology

authors： Nguyen DM,Richardson P,El-Serag HB

更新日期：2010-06-01 00:00:00

abstract：:Acute self-limited liver disease has been associated with tetracycline use. However, severe prolonged cholestatic hepatitis and bile duct paucity have not been previously attributed to tetracyclines. Hepatitis, characterized by prolonged jaundice, severe pruritus, and moderate increased transaminase values, occurred w...

journal_title：Gastroenterology

authors： Hunt CM,Washington K

更新日期：1994-12-01 00:00:00

abstract：:A novel water-soluble dopamine-2 antagonist, N-[4-[2-(dimethylamino) ethoxy]benzyl]-3,4-dimethoxybenzamide hydrochloride (HSR-803) was synthesized and assayed for its gastrointestinal smooth muscle stimulating activity in vivo and in vitro. In the in vivo study, gastrointestinal contractile activity was measured by me...

journal_title：Gastroenterology

authors： Iwanaga Y,Miyashita N,Morikawa K,Mizumoto A,Kondo Y,Itoh Z

更新日期：1990-08-01 00:00:00

abstract：BACKGROUND & AIMS:Hepatic bile salt secretion is an essential function of vertebrate liver. Rat and mouse bile salt export pump (Bsep) are adenosine triphosphate (ATP)-dependent bile salt transporters. Mutations in human BSEP were identified as the cause of progressive familial intrahepatic cholestasis type 2. BSEP pro...

journal_title：Gastroenterology

authors： Noé J,Stieger B,Meier PJ

更新日期：2002-11-01 00:00:00

abstract：BACKGROUND & AIMS:Quantitative neurophysiological studies have identified the presence of at least 2 spinal neuronal populations (abrupt and sustained) that are excited by the noxious visceral stimulus colorectal distention. This study examined the effects of the kappa opioid receptor agonists fedotozine and U50488H on...

journal_title：Gastroenterology

authors： Ness TJ

更新日期：1999-08-01 00:00:00

abstract：BACKGROUND & AIMS:Although patients with inflammatory bowel disease (IBD) have reduced bone mass, there is controversy whether there is an increased risk of fracture. This study examines the risk of fracture and its predictors in patients with IBD. METHODS:In a primary care- based nested case-control study, 231,778 fr...

journal_title：Gastroenterology

authors： van Staa TP,Cooper C,Brusse LS,Leufkens H,Javaid MK,Arden NK

更新日期：2003-12-01 00:00:00

abstract：BACKGROUND & AIMS:Lamivudine inhibits hepatitis B virus replication. This study investigated 6 months of lamivudine treatment at three doses. METHODS:Fifty-one patients (43% white, 49% Asian) with chronic hepatitis B were randomly assigned to receive 25, 100, or 300 mg of lamivudine orally once daily for 24 weeks with...

journal_title：Gastroenterology

authors： Nevens F,Main J,Honkoop P,Tyrrell DL,Barber J,Sullivan MT,Fevery J,De Man RA,Thomas HC

更新日期：1997-10-01 00:00:00

abstract：:Canine ileal segments were luminally perfused with known amounts of polyethylene glycol (PEG), and samples obtained were freed of protein by a cold acetone (CA) method and assayed for PEG by trichloroacetic acid in the presence of calcium cations. This procedure was compared to the Barium salt (BaS) protein precipitat...

journal_title：Gastroenterology

authors： Buxton TB,Crockett JK,Moore WL 3rd,Moore WL Jr,Rissing JP

更新日期：1979-04-01 00:00:00

abstract：BACKGROUND & AIMS:Long non-coding RNAs (lncRNAs) are expressed in tissue-specific pattern, but it is not clear how these are regulated. We aimed to identify squamous cell carcinoma (SCC)-specific lncRNAs and investigate mechanisms that control their expression and function. METHODS:We studied expression patterns and f...

journal_title：Gastroenterology

authors： Xie JJ,Jiang YY,Jiang Y,Li CQ,Lim MC,An O,Mayakonda A,Ding LW,Long L,Sun C,Lin LH,Chen L,Wu JY,Wu ZY,Cao Q,Fang WK,Yang W,Soukiasian H,Meltzer SJ,Yang H,Fullwood M,Xu LY,Li EM,Lin DC,Koeffler HP

更新日期：2018-06-01 00:00:00

abstract：:Serum group I pepsinogen (PG I) levels have been determined before and at intervals after the administration of betazole hydrochloride (Histalog) in 50 symptomatic postoperative patients, 20 with and 30 without recurrent ulcer, after either a vagotomy and gastric resection or a drainage procedure. In patients with rec...

journal_title：Gastroenterology

authors： Samloff IM,Secrist DM,Passaro E Jr

更新日期：1976-06-01 00:00:00

abstract：BACKGROUND & AIMS:Canalicular secretion of bile acids is stimulated by tauroursodesoxycholate (TUDC). This study investigates the underlying mechanisms. METHODS:TUDC effects on mitogen-activated protein (MAP) kinases, taurocholate (TC) excretion, proteolysis, and the localization of the bile salt export pump (Bsep) we...

journal_title：Gastroenterology

authors： Kurz AK,Graf D,Schmitt M,Vom Dahl S,Häussinger D

更新日期：2001-08-01 00:00:00

abstract：BACKGROUND & AIMS:A Th1 clone, II-6, established from an autoimmune gastritis BALB/c mouse that underwent thymectomy 3 days after birth, recognized a 15 mer peptide constructing the alpha subunit of H+, K(+)-adenosine triphosphatase as antigen and induced gastritis in nu/nu mice by adoptive transfer. The aim of this st...

journal_title：Gastroenterology

authors： Nishio A,Katakai T,Oshima C,Kasakura S,Sakai M,Yonehara S,Suda T,Nagata S,Masuda T

更新日期：1996-10-01 00:00:00

abstract：:Previous studies have suggested that Giardia infections are cleared immunologically, but have not defined the mechanism of clearance. The aim of the present work was to compare subpopulations of leukocytes harvested from the intestinal lumen of immunocompetent BALB/c mice, which clear Giardia muris infection rapidly, ...

journal_title：Gastroenterology

authors： Heyworth MF,Owen RL,Jones AL

更新日期：1985-12-01 00:00:00

abstract：BACKGROUND & AIMS:The NOD2 gene, which is strongly associated with susceptibility to Crohn's disease (CD) of the terminal ileum, interacts with bacterial lipopolysaccharide (LPS), inducing cellular activation. However, the mechanisms by which NOD2 mutations cause terminal ileitis are unknown, and NOD2 is expressed most...

journal_title：Gastroenterology

authors： Lala S,Ogura Y,Osborne C,Hor SY,Bromfield A,Davies S,Ogunbiyi O,Nuñez G,Keshav S

更新日期：2003-07-01 00:00:00

abstract：:The authors' previous observation that many of the monoclonal antibodies against Helicobacter pylori cross-react with the cells of the human gastric mucosa prompted them to investigate the possibility that gastric self-antigens cross-reacting with H. pylori could be involved in the immune response against this organis...

journal_title：Gastroenterology

authors： Negrini R,Lisato L,Zanella I,Cavazzini L,Gullini S,Villanacci V,Poiesi C,Albertini A,Ghielmi S

更新日期：1991-08-01 00:00:00

abstract：BACKGROUND & AIMS:We have few population-level data on the performance of endoscopic retrograde cholangiopancreatography (ERCP) in the United States. We investigated the numbers of unplanned hospital encounters (UHEs), patient and facility factors associated with UHEs, and variation in quality and outcomes in the perfo...

journal_title：Gastroenterology

authors： Huang RJ,Barakat MT,Girotra M,Lee JS,Banerjee S

更新日期：2019-01-01 00:00:00

abstract：:To estimate vascular changes in chronic liver disease, we quantitated intrahepatic arteriovenous and portal-systemic shunts in 12 patients with cirrhosis and arteriovenous shunts alone in 4 patients with cirrhosis. An index was obtained for intrahepatic arteriovenous shunts by instilling technetium 99m-macroaggregated...

journal_title：Gastroenterology

authors： Ohnishi K,Chin N,Sugita S,Saito M,Tanaka H,Terabayashi H,Saito M,Iida S,Nomura F,Okuda K

更新日期：1987-07-01 00:00:00

abstract：:Human intraepithelial lymphocytes (IEL) are CD8+ T cells located between intestinal epithelial cells, capable of only minimal proliferation to mitogens but brisk proliferation to mitogens combined with sheep red blood cells. This study examines this differential response of IEL. Both IEL and CD8+ T lymphocytes from th...

journal_title：Gastroenterology

authors： Ebert EC

更新日期：1989-12-01 00:00:00

abstract：BACKGROUND & AIMS:Nonalcoholic fatty liver disease (NAFLD) is a consequence of defects in diverse metabolic pathways that involve hepatic accumulation of triglycerides. Features of these aberrations might determine whether NAFLD progresses to nonalcoholic steatohepatitis (NASH). We investigated whether the diverse defe...

journal_title：Gastroenterology

authors： Alonso C,Fernández-Ramos D,Varela-Rey M,Martínez-Arranz I,Navasa N,Van Liempd SM,Lavín Trueba JL,Mayo R,Ilisso CP,de Juan VG,Iruarrizaga-Lejarreta M,delaCruz-Villar L,Mincholé I,Robinson A,Crespo J,Martín-Duce A,Romero-Gó

更新日期：2017-05-01 00:00:00

abstract：BACKGROUND & AIMS:Idiopathic inflammatory bowel disease (IBD) is associated with bone loss in more than 30% of cases. Nevertheless, the pathogenesis of the bone loss is uncertain. The aim of this study was to investigate the bone loss and underlying mechanisms using an animal model of IBD. METHODS:Severe colitis was i...

journal_title：Gastroenterology

authors： Lin CL,Moniz C,Chambers TJ,Chow JW

更新日期：1996-11-01 00:00:00

abstract：BACKGROUND & AIMS:Omeprazole is metabolized by cytochrome P450 (CYP2C19). The activity of this enzyme is polymorphic, with incidences of poor metabolizers (PMs), heterozygous extensive metabolizers (EMs), and homozygous EMs in white populations of 3%, 30%, and 67%, respectively. The importance of the CYP2C19 polymorphi...

journal_title：Gastroenterology

authors： Sagar M,Tybring G,Dahl ML,Bertilsson L,Seensalu R

更新日期：2000-09-01 00:00:00

abstract：:Insulinlike growth factor I is a potent mitogen with insulinlike metabolic effects. Insulinlike growth factor I is synthesized in the liver, intestine, and other organs. Insulinlike growth factor I receptors are widely distributed and structurally similar to insulin receptors. Frozen sections of rabbit gastrointestina...

journal_title：Gastroenterology

authors： Termanini B,Nardi RV,Finan TM,Parikh I,Korman LY

更新日期：1990-07-01 00:00:00

abstract：BACKGROUND & AIMS:We have reported that contrast echocardiography is a sensitive screening test for the hepatopulmonary syndrome (HPS). However, contrast echocardiography lacks specificity because many cirrhotic patients have positive study results with normal arterial blood gases and therefore do not fulfill criteria ...

journal_title：Gastroenterology

authors： Abrams GA,Nanda NC,Dubovsky EV,Krowka MJ,Fallon MB

更新日期：1998-02-01 00:00:00

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 & AIMS:This longitudinal study investigated the interactions and roles of hepatitis B virus (HBV) genotypes, pre-S deletions, and core promoter and precore mutations on the progression of liver disease in hepatitis B e antigen (HBeAg)-negative patients. METHODS:A total of 141 HBeAg-negative patients without...

journal_title：Gastroenterology

authors： Chen CH,Hung CH,Lee CM,Hu TH,Wang JH,Wang JC,Lu SN,Changchien CS

更新日期：2007-11-01 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:Proinflammatory cytokines alter function in enteric nerves, but little is known about underlying mechanisms. This study was designed to investigate the roles of prostanoids and of macrophage-like cells in cytokine-induced suppression of [3H]norepinephrine release from rat myenteric plexus. METHODS:Th...

journal_title：Gastroenterology

authors： Rühl A,Berezin I,Collins SM

更新日期：1995-12-01 00:00:00

abstract：:Twenty-seven carriers of the hepatitis B surface antigen who underwent liver transplantation in Italy and Belgium for terminal Hepatitis delta virus (HDV) cirrhosis were investigated. In 22 of the patients, HDV infection recurred. Two patients died of coexisting HDV and hepatitis B virus (HBV) reactivation. Four patie...

journal_title：Gastroenterology

authors： Ottobrelli A,Marzano A,Smedile A,Recchia S,Salizzoni M,Cornu C,Lamy ME,Otte JB,De Hemptinne B,Geubel A

更新日期：1991-12-01 00:00:00