Spontaneous bacterial empyema in cirrhosis.

abstract：BACKGROUND & AIMS:Although the cell of origin for pancreatic cancer remains unknown, prior studies have suggested that pancreatic neoplasia may be initiated in progenitor-like cells. To examine the effects of oncogene activation within the pancreatic progenitor pool, we devised a system for real-time visualization of b...

journal_title：Gastroenterology

authors： Park SW,Davison JM,Rhee J,Hruban RH,Maitra A,Leach SD

更新日期：2008-06-01 00:00:00

abstract：BACKGROUND & AIMS:Three-dimensional (3D) ultrasound imaging of the total stomach volume has not yet been achieved. The aim of this study was to investigate whether a magnetic position sensor system for acquisition of 3D ultrasonograms could be used to determine gastric emptying rates and intragastric distribution. MET...

journal_title：Gastroenterology

authors： Gilja OH,Detmer PR,Jong JM,Leotta DF,Li XN,Beach KW,Martin R,Strandness DE Jr

更新日期：1997-07-01 00:00:00

abstract：BACKGROUND & AIMS:The evaluation of patients with chronic watery diarrhea represents a diagnostic challenge for clinicians because organic causes, including inflammatory bowel disease, microscopic colitis, and chronic infection, must be differentiated from functional diarrhea and diarrhea-predominant irritable bowel sy...

journal_title：Gastroenterology

authors： Carrasco-Labra A,Lytvyn L,Falck-Ytter Y,Surawicz CM,Chey WD

更新日期：2019-09-01 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：:A case of a 29-year-old woman who has had two episodes both clinically and biochemically consistent with acute fatty liver of pregnancy is described. These episodes occurred in two successive pregnancies, and liver biopsy confirmed the diagnosis in the second pregnancy. Both pregnancies were managed by prompt fetal de...

journal_title：Gastroenterology

authors： Schoeman MN,Batey RG,Wilcken B

更新日期：1991-02-01 00:00:00

abstract：:It is possible to estimate hepatic triglyceride content by calculating the proton density fat fraction (PDFF), using proton magnetic resonance spectroscopy (1H-MRS), instead of collecting and analyzing liver biopsy specimens to detect steatosis. However, the current PDFF cut-off value (5%) used to define steatosis by ...

journal_title：Gastroenterology

authors： Nasr P,Forsgren MF,Ignatova S,Dahlström N,Cedersund G,Leinhard OD,Norén B,Ekstedt M,Lundberg P,Kechagias S

更新日期：2017-07-01 00:00:00

abstract：BACKGROUND & AIMS:Differences in genetic background may play a role in the development of ulcerative colitis (UC)-related neoplasia. Loss of heterozygosity (LOH) of APC has been reported in human UC-associated neoplasia. To investigate the role of genetic differences in UC-associated neoplasia, we compared differences ...

journal_title：Gastroenterology

authors： Cooper HS,Everley L,Chang WC,Pfeiffer G,Lee B,Murthy S,Clapper ML

更新日期：2001-12-01 00:00:00

abstract：BACKGROUND & AIMS:Altered gut microbiota is implicated in development of colorectal cancer (CRC). Some intestinal bacteria have been reported to potentiate intestinal carcinogenesis by producing genotoxins, altering the immune response and intestinal microenvironment, and activating oncogenic signaling pathways. We inv...

journal_title：Gastroenterology

authors： Wong SH,Zhao L,Zhang X,Nakatsu G,Han J,Xu W,Xiao X,Kwong TNY,Tsoi H,Wu WKK,Zeng B,Chan FKL,Sung JJY,Wei H,Yu J

更新日期：2017-12-01 00:00:00

abstract：BACKGROUND & AIMS:The enteric nervous system (ENS) regulates gastrointestinal function via different subtypes of neurons, organized into fine-tuned neural circuits. It is not clear how cell diversity is created within the embryonic ENS; information required for development of cell-based therapies and models of enteric ...

journal_title：Gastroenterology

authors： Memic F,Knoflach V,Morarach K,Sadler R,Laranjeira C,Hjerling-Leffler J,Sundström E,Pachnis V,Marklund U

更新日期：2018-02-01 00:00:00

abstract：:Recent reports suggest most solid food enters the duodenum as small particles. Our studies showed that small particles of liver were capable of binding hydrogen ions (H+), but there was slow equilibration of H+ between particulate and aqueous phases. We wondered whether titratable acid as H+ bound to meat particles co...

journal_title：Gastroenterology

authors： Meyer JH,Fink AS

更新日期：1984-09-01 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：:Treatment options for inflammatory bowel disease (IBD) reflect a continuing shift from empiricism to strategies based on improved understanding of the pathophysiology of disease. In susceptible individuals, IBD appears to be the result of defective regulation of mucosal immune interactions with the enteric microflora....

journal_title：Gastroenterology

authors： Shanahan F

更新日期：2001-02-01 00:00:00

abstract：BACKGROUND & AIMS:The incidence of anal cancer is higher in patients with anal canal condyloma, a sexually transmitted disease, than in the general population. We determined the prevalence of anal dysplasia and cancer in patients with anal canal condyloma with respect to human immunodeficiency virus (HIV) status, immun...

journal_title：Gastroenterology

authors： Sobhani I,Vuagnat A,Walker F,Vissuzaine C,Mirin B,Hervatin F,Marmuse JP,Crémieux AC,Carbon C,Henin D,Lehy T,Mignon M

更新日期：2001-03-01 00:00:00

abstract：:Hepatocellular carcinoma often affects blacks at an early age. The purpose of this study was to ascertain if the association between chronic hepatitis B virus infection and hepatocellular carcinoma is the same in young and older black patients. Serum markers of hepatitis B infection were measured by radioimmunoassay i...

journal_title：Gastroenterology

authors： Kew MC,Macerollo P

更新日期：1988-02-01 00:00:00

abstract：BACKGROUND & AIMS:Cholangiocarcinomas appear to arise from the malignant transformation of cholangiocytes lining the biliary tract. Because the development of an in vitro model of malignant transformation can provide a powerful new tool for establishing critical events governing the molecular pathogenesis of cholangioc...

journal_title：Gastroenterology

authors： Lai GH,Zhang Z,Shen XN,Ward DJ,Dewitt JL,Holt SE,Rozich RA,Hixson DC,Sirica AE

更新日期：2005-12-01 00:00:00

abstract：:Endoscopic screening in 123 patients with pernicious anemia (PA) yielded 4 patients with solitary and 1 patient with multiple gastric carcinoid tumors. Quantitative histologic studies of multiple standardized biopsy specimens showed a significantly increased number of fundic mucosal argyrophil endocrine cells in 40 pa...

journal_title：Gastroenterology

authors： Borch K,Renvall H,Liedberg G

更新日期：1985-03-01 00:00:00

abstract：:The distribution of sigma and phencyclindine binding sites in the gastrointestinal tract of the guinea pig was studied by autoradiography after in vitro incubation of tissue slices with (+)3H-SKF 10,047 and 3H-1-1-[(2-thienyl)cyclohexyl] piperidine to locate sigma and phencyclidine receptors, respectively. A dense dis...

journal_title：Gastroenterology

authors： Roman F,Pascaud X,Chomette G,Bueno L,Junien JL

更新日期：1989-07-01 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：BACKGROUND & AIMS:Parenteral methotrexate is an effective treatment for patients with Crohn's disease, but has never been adequately evaluated in patients with ulcerative colitis (UC). We conducted a randomized controlled trial to determine its safety and efficacy in patients with steroid-dependent UC. METHODS:We perf...

journal_title：Gastroenterology

authors： Carbonnel F,Colombel JF,Filippi J,Katsanos KH,Peyrin-Biroulet L,Allez M,Nachury M,Novacek G,Danese S,Abitbol V,Bossa F,Moreau J,Bommelaer G,Bourreille A,Fumery M,Roblin X,Reinisch W,Bouhnik Y,Brixi H,Seksik P,Mala

更新日期：2016-02-01 00:00:00

abstract：:The effect of aging on gastric and duodenal mucosal prostaglandins has not been reported. Gastric and duodenal mucosal prostaglandin concentrations were measured in 46 healthy adults, 35 of whom were relatively young (21-40 years old) and 11 of whom were considerably more elderly (aged 52-72 years). Mucosal biopsy spe...

journal_title：Gastroenterology

authors： Cryer B,Redfern JS,Goldschmiedt M,Lee E,Feldman M

更新日期：1992-04-01 00:00:00

abstract：:In the anesthetized ferret jejunum, the role of extrinsic and intrinsic nerves in the relationship between intestinal motor activity and transmural potential difference (PD) was studied. In the vagally intact ferret and after sympathetic blockade, spontaneous bursts of jejunal motor activity were associated with fluct...

journal_title：Gastroenterology

authors： Greenwood B,Davison JS

更新日期：1985-12-01 00:00:00

abstract：BACKGROUND:Cholecystokinin (CCK) 58 is the predominant molecular form of CCK in canine and human intestine and circulating blood. There is no report on the metabolism and clearance rate of CCK-58. The aim of this study was to compare the in vivo half-life and metabolism of CCK-58 with that of synthetic CCK-8. METHODS:...

journal_title：Gastroenterology

authors： Hoffmann P,Eberlein GA,Reeve JR Jr,Bünte RH,Grandt D,Goebell H,Eysselein VE

更新日期：1993-12-01 00:00:00

abstract：BACKGROUND & AIMS:Conventional transarterial chemoembolization (cTACE) is used to treat patients with hepatocellular carcinoma (HCC). Radioembolization is a minimally invasive procedure that involves implantation of radioactive micron-sized particles loaded with yttrium-90 (Y90) inside the blood vessels that supply a t...

journal_title：Gastroenterology

authors： Salem R,Gordon AC,Mouli S,Hickey R,Kallini J,Gabr A,Mulcahy MF,Baker T,Abecassis M,Miller FH,Yaghmai V,Sato K,Desai K,Thornburg B,Benson AB,Rademaker A,Ganger D,Kulik L,Lewandowski RJ

更新日期：2016-12-01 00:00:00

abstract：BACKGROUND & AIMS:Corticotropin-releasing factor (CRF) signaling pathways play a key role in the stress response through the activation of CRF(1) and CRF(2) receptors. We investigated the CRF receptor subtypes involved in gastric postoperative ileus. METHODS:Adult male mice (C57BL/6, CRF(1)-deficient, and wild-type), ...

journal_title：Gastroenterology

authors： Luckey A,Wang L,Jamieson PM,Basa NR,Million M,Czimmer J,Vale W,Taché Y

更新日期：2003-09-01 00:00:00

abstract：BACKGROUND & AIMS:Studies in gastrin-deficient mice have demonstrated critical roles for gastrin peptides in the regulation of gastric acid secretion, but the relative contributions of amidated (G-17) and glycine-extended (G17-Gly) gastrin remain unclear. We examined the effects of these 2 forms of gastrin on acid secr...

journal_title：Gastroenterology

authors： Chen D,Zhao CM,Dockray GJ,Varro A,Van Hoek A,Sinclair NF,Wang TC,Koh TJ

更新日期：2000-09-01 00:00:00

abstract：:The hemodynamic effects of octreotide were studied in 20 patients with hepatitis B-related cirrhosis. In patients receiving a 100-micrograms bolus and a 100-micrograms/h infusion, heart rate, cardiac index, and systemic vascular resistance showed no significant changes, whereas right atrial pressure, pulmonary capilla...

journal_title：Gastroenterology

authors： Lin HC,Tsai YT,Lee FY,Lee SD,Hsia HC,Lin WJ,Lo KJ

更新日期：1992-07-01 00:00:00

abstract：:The aim of this study was to correlate colonic motility with transit in 8 patients with functional diarrhea compared to 12 healthy subjects. Intraluminal pressure was measured with perfused catheter ports in the transverse colon, splenic flexure, and descending and sigmoid colons. Transit of the luminal contents was m...

journal_title：Gastroenterology

authors： Bazzocchi G,Ellis J,Villanueva-Meyer J,Reddy SN,Mena I,Snape WJ Jr

更新日期：1991-11-01 00:00:00

abstract：:For decades, interactions between the enteric neuromuscular apparatus and the central nervous system have served as the primary focus of pathophysiological research in the functional gastrointestinal disorders. The accumulation of patient reports, as well as clinical observations, has belatedly led to an interest in t...

journal_title：Gastroenterology

authors： Barbara G,Feinle-Bisset C,Ghoshal UC,Quigley EM,Santos J,Vanner S,Vergnolle N,Zoetendal EG

更新日期：2016-02-18 00:00:00

abstract：BACKGROUND & AIMS:To date, computed tomographic (CT) colonography has been compared with an imperfect test, colonoscopy, and has been mainly assessed in patients with positive screening test results or symptoms. Therefore, the available data may not apply to screening of patients with a personal or family history of co...

journal_title：Gastroenterology

authors： Van Gelder RE,Nio CY,Florie J,Bartelsman JF,Snel P,De Jager SW,Van Deventer SJ,Laméris JS,Bossuyt PM,Stoker J

更新日期：2004-07-01 00:00:00

abstract：BACKGROUND & AIMS:Simeprevir (TMC435) is an oral NS3/4 protease inhibitor in phase III trials for chronic hepatitis C virus (HCV) infection. We performed a phase IIb, randomized, double-blind, placebo-controlled trial to evaluate the efficacy and safety of the combination of simeprevir, peginterferon-α2a (PegIFN), and ...

journal_title：Gastroenterology

authors： Zeuzem S,Berg T,Gane E,Ferenci P,Foster GR,Fried MW,Hezode C,Hirschfield GM,Jacobson I,Nikitin I,Pockros PJ,Poordad F,Scott J,Lenz O,Peeters M,Sekar V,De Smedt G,Sinha R,Beumont-Mauviel M

更新日期：2014-02-01 00:00:00