Immunosuppressive properties of chenodeoxycholic and ursodeoxycholic acids in the mouse.

abstract：:The acid secretory effect of combined stimulation with balloon distention of the fundus and body of the stomach and intravenous infusion of pentagastrin has been studied in patients with duodenal ulcer (DU) and in healthy subjects. In 8 nonoperated DU subjects and in 5 DU patients subjected to proximal gastric vagotom...

journal_title：Gastroenterology

authors： Grötzinger U,Bergegårdh S,Olbe L

更新日期：1977-09-01 00:00:00

abstract：:Regional specific antibodies and gel permeation chromatography were used to analyze the molecular forms of motilin in the human gut and plasma and in the porcine gut. The same antibodies were also used for immunocytochemical localization of the cell of origin of motilin. Two main molecular forms of motilin were identi...

journal_title：Gastroenterology

authors： Christofides ND,Bryant MG,Ghatei MA,Kishimoto S,Buchan AM,Polak JM,Bloom SR

更新日期：1981-02-01 00:00:00

abstract：BACKGROUND & AIMS:Guidelines for the management of venous thromboembolism (VTE) from the American College of Chest Physicians do not address patients with inflammatory bowel disease (IBD), a group with a high risk of both VTE and gastrointestinal bleeding. We present recommendations for the prevention and treatment of ...

journal_title：Gastroenterology

authors： Nguyen GC,Bernstein CN,Bitton A,Chan AK,Griffiths AM,Leontiadis GI,Geerts W,Bressler B,Butzner JD,Carrier M,Chande N,Marshall JK,Williams C,Kearon C

更新日期：2014-03-01 00:00:00

abstract：BACKGROUND & AIMS:: At least half of patients with chronic hepatitis C virus (HCV) fail to respond to interferon or interferon/ribavirin therapy. Histological improvement is observed in some nonresponders. We conducted a randomized, controlled trial to determine if maintenance interferon therapy could prevent histologi...

journal_title：Gastroenterology

authors： Shiffman ML,Hofmann CM,Contos MJ,Luketic VA,Sanyal AJ,Sterling RK,Ferreira-Gonzalez A,Mills AS,Garret C

更新日期：1999-11-01 00:00:00

abstract：BACKGROUND/AIMS:The elevation of cytosolic free calcium concentration ([Ca2+]i) and intracellular pH mediate the growth factor-initiated proliferation of many cells, but it is not known if they trigger mitosis in resting hepatocytes. The maintenance of [Ca2+]i and intracellular pH depends partly on extracellular calciu...

journal_title：Gastroenterology

authors： Zhang BH,Farrell GC

更新日期：1995-02-01 00:00:00

abstract：BACKGROUND & AIMS:Upon liver injury in which hepatocyte proliferation is compromised, liver progenitor cells (LPCs), derived from biliary epithelial cells (BECs), differentiate into hepatocytes. Little is known about the mechanisms of LPC differentiation. We used zebrafish and mouse models of liver injury to study the ...

journal_title：Gastroenterology

authors： Ko S,Russell JO,Tian J,Gao C,Kobayashi M,Feng R,Yuan X,Shao C,Ding H,Poddar M,Singh S,Locker J,Weng HL,Monga SP,Shin D

更新日期：2019-01-01 00:00:00

abstract：BACKGROUND & AIMS:Two percent to 4% of all cases of colorectal cancer (CRC) are associated with Lynch syndrome. Dominant clustering of CRC (non-Lynch syndrome) accounts for 1%-3% of the cases. Because carcinogenesis is accelerated in Lynch syndrome, an intensive colonoscopic surveillance program has been recommended si...

journal_title：Gastroenterology

authors： Vasen HF,Abdirahman M,Brohet R,Langers AM,Kleibeuker JH,van Kouwen M,Koornstra JJ,Boot H,Cats A,Dekker E,Sanduleanu S,Poley JW,Hardwick JC,de Vos Tot Nederveen Cappel WH,van der Meulen-de Jong AE,Tan TG,Jacobs MA,Mohame

更新日期：2010-06-01 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 AND AIMS:We have developed a mouse model of gastric cancer that resembles human intestinal-type adenocarcinoma. The aim of this study was to determine the identity and temporal changes in mediators of IL-6 signaling regulating tumor development. METHODS:gp130(757F/F) Mice that lack the SHP2-binding site on ...

journal_title：Gastroenterology

authors： Judd LM,Alderman BM,Howlett M,Shulkes A,Dow C,Moverley J,Grail D,Jenkins BJ,Ernst M,Giraud AS

更新日期：2004-01-01 00:00:00

abstract：:Ileal Na+-dependent bile acid transport was quantified in vitro as the uptake of 3H-taurocholate into brush-border membrane vesicles. Vesicles were prepared from ileal biopsies of 158 patients placed in 10 diagnostic categories. Active bile acid transport (expressed as picomoles taurocholate uptake per milligram brush...

journal_title：Gastroenterology

authors： van Tilburg AJ,de Rooij FW,van Blankenstein M,van den Berg JW,Bosman-Jacobs EP

更新日期：1990-01-01 00:00:00

abstract：:Ornithine decarboxylase activity is known to be increased in certain premalignant conditions. We determined the activity of this enzyme in mucosal biopsy specimens from 15 patients with Barrett's esophagus. Ornithine decarboxylase was greater in Barrett's mucosa than in squamous esophageal or gastric mucosa. In Barret...

journal_title：Gastroenterology

authors： Garewal HS,Sampliner R,Gerner E,Steinbronn K,Alberts D,Kendall D

更新日期：1988-03-01 00:00:00

abstract：:A randomized, controlled trial was conducted to investigate the ability of indomethacin and chloroquine to reduce intestinal secretion in 29 adult patients with severe cholera. All patients received intravenous infusion to restore fluid balance, but no antibiotics were given. Patients treated with oral indomethacin (t...

journal_title：Gastroenterology

authors： Rabbani GH,Butler T

更新日期：1985-11-01 00:00:00

abstract：:The existence of high- and low-affinity cholecystokinin (CCK)-A receptors on rodent pancreatic acini is well established. Until recently, CCK was believed to act directly on pancreatic acini to stimulate pancreatic secretion in both rodents and humans. However, conclusive evidence that human pancreatic acini lack func...

journal_title：Gastroenterology

authors： Owyang C,Logsdon CD

更新日期：2004-09-01 00:00:00

abstract：BACKGROUND & AIMS:Sigmoidoscopy is an effective screening strategy for colorectal cancer that is not widely used by primary care providers. The aim of this study was to assess the impact of "academic detailing" in the form of an outreach educational seminar combined with implementation of on-site sigmoidoscopy services...

journal_title：Gastroenterology

authors： Schroy PC,Heeren T,Bliss CM,Pincus J,Wilson S,Prout M

更新日期：1999-08-01 00:00:00

abstract：:Sixty chronically alcoholic men who were impotent and known to have abstained from alcohol were followed prospectively to determine (a) the frequency of spontaneous recovery of normal sexual functioning, (b) indicators of spontaneous recovery, and (c) the response of those who did not achieve a spontaneous recovery to...

journal_title：Gastroenterology

authors： Van Thiel DH,Gavaler JS,Sanghvi A

更新日期：1983-04-01 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：: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:Weight loss in response to sibutramine is highly variable. We assessed the association of specific markers of polymorphisms of candidate alpha2A adrenoreceptor, 5-HT transporter, and GNbeta3 genes and weight loss with sibutramine. METHODS:We conducted a randomized, double-blind, pharmacogenetic study...

journal_title：Gastroenterology

authors： Grudell AB,Sweetser S,Camilleri M,Eckert DJ,Vazquez-Roque MI,Carlson PJ,Burton DD,Braddock AE,Clark MM,Graszer KM,Kalsy SA,Zinsmeister AR

更新日期：2008-10-01 00:00:00

abstract：BACKGROUND & AIMS:Practice guidelines recommend that endoscopists spend at least 7 minutes examining the colonic mucosa during colonoscopy withdrawal to optimize polyp yield. The aim of this study was to determine if the implementation of an institution-wide policy of colonoscopy withdrawal time > or = 7 minutes was as...

journal_title：Gastroenterology

authors： Sawhney MS,Cury MS,Neeman N,Ngo LH,Lewis JM,Chuttani R,Pleskow DK,Aronson MD

更新日期：2008-12-01 00:00:00

abstract：:Twenty-nine patients with esophageal symptoms and contraction abnormalities of the esophageal body completed a 6-wk, double-blind, placebo-controlled trial of trazodone (100-150 mg/day). Measures of esophageal and psychologic symptoms were completed at entry and at each follow-up visit. Esophageal manometry was repeat...

journal_title：Gastroenterology

authors： Clouse RE,Lustman PJ,Eckert TC,Ferney DM,Griffith LS

更新日期：1987-04-01 00:00:00

abstract：:The normal surface anatomy of rat hepatocytes, sinusoids, and bile canaliculi was examined by scanning electron microscopy following finger fracture of tissues that were perfused via the portal vein and fixed with 2.5% glutaraldehyde. These normal findings were contrasted with several models of cholestasis, including ...

journal_title：Gastroenterology

authors： Layden TJ,Schwarz,Boyer JL

更新日期：1975-09-01 00:00:00

abstract：:In dispersed acini prepared from guinea pig pancreas, ethanol inhibited the increase in amylase secretion caused by cholecystokinin, carbachol, secretin, or vasoactive intestinal peptide. Ethanol did not alter binding of [125I] vasoactive intestinal peptide to pancreatic acinar cells or the inhibition of binding cause...

journal_title：Gastroenterology

authors： Uhlemann ER,Robberecht P,Gardner JD

更新日期：1979-05-01 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:Whether long-term octreotide treatment given to portal hypertensive rats could prevent or ameliorate peripheral vasodilatation and thereby modify sodium retention was investigated. METHODS:Starting at the time of partial portal vein ligation or sham operation, rats received a 4-day course of either octreoti...

journal_title：Gastroenterology

authors： Albillos A,Colombato LA,Lee FY,Groszmann RJ

更新日期：1993-02-01 00:00:00

abstract：BACKGROUND/AIMS:We have identified several clones specifically expressed during malignant cell proliferation by screening a complementary DNA library constructed from a human primary liver cancer with subtractive probes. One clone was identified as the glutamine synthetase (GS) transcript. Its expression is tightly reg...

journal_title：Gastroenterology

authors： Christa L,Simon MT,Flinois JP,Gebhardt R,Brechot C,Lasserre C

更新日期：1994-05-01 00:00:00

abstract：BACKGROUND & AIMS:Apolipoprotein (apo) E is a genetically polymorphic protein influencing lipoprotein metabolism and the risk of both atherosclerosis and Alzheimer's disease. As opposed to common apo E3, apo E2 decreases and apo E4 increases hepatic lipoprotein uptake; hence, apo E4 could promote gallstone formation by...

journal_title：Gastroenterology

authors： Bertomeu A,Ros E,Zambón D,Vela M,Pérez-Ayuso RM,Targarona E,Trías M,Sanllehy C,Casals E,Ribó JM

更新日期：1996-12-01 00:00:00

abstract：:The emergence of new glycoprotein structures in colonic mucosa from patients with ulcerative colitis (UC) was assessed through the development of monoclonal antibodies (MAbs). Hybridomas were prepared from mice immunized with mucin glycoproteins purified from UC colonic tissue. Supernatants of 11 fusion products among...

journal_title：Gastroenterology

authors： Podolsky DK,Fournier DA

更新日期：1988-08-01 00:00:00

abstract：:Regional specific antibodies and chromatography were used to analyze the distributions and molecular forms of peptide histidine isoleucine (PHI) and vasoactive intestinal peptide (VIP) in the porcine intestine. Both peptides were present along the entire length of the intestine, the highest concentrations occurring in...

journal_title：Gastroenterology

authors： Yiangou Y,Christofides ND,Blank MA,Yanaihara N,Tatemoto K,Bishop AE,Polak JM,Bloom SR

更新日期：1985-09-01 00:00:00

abstract：:Motor abnormalities of the small bowel that occur only during the waking state have been reported in the irritable bowel syndrome (IBS), suggesting that central nervous system arousal is a necessary condition for expression of the disorder and that it may reflect inappropriate brain-gut interaction. This possible rela...

journal_title：Gastroenterology

authors： Kumar D,Thompson PD,Wingate DL,Vesselinova-Jenkins CK,Libby G

更新日期：1992-07-01 00:00:00

abstract：:Median nerve somatosensory evoked potentials were recorded from 33 patients with various degrees of hepatic failure and from 10 age-matched controls. Within 20 ms poststimulation, one negative peak (N13) could be recorded from the middle of the back of the patient's neck at the C2 vertebral level. Within 150 ms, three...

journal_title：Gastroenterology

authors： Yang SS,Chu NS,Liaw YF

更新日期：1985-09-01 00:00:00