Effect of individual l-amino acids on gastric acid secretion and serum gastrin and pancreatic polypeptide release in humans.

abstract：:We have been able to isolate mycobacteria from intestinal specimens obtained by surgical resection or endoscopic biopsy from patients with Crohn's disease, ulcerative colitis, and noninflammatory bowel diseases. Nineteen slow-growing (Runyon groups I and III) and 17 rapid-growing (Runyon group IV) mycobacterial isolat...

journal_title：Gastroenterology

authors： Graham DY,Markesich DC,Yoshimura HH

更新日期：1987-02-01 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：BACKGROUND & AIMS:We have previously shown that patients with irritable bowel syndrome (IBS) have impaired transit of intestinal gas loads. Because abnormal gas retention can be experimentally reproduced in healthy subjects by pharmacological inhibition of gut motility, we hypothesized that impaired gas transit and ret...

journal_title：Gastroenterology

authors： Caldarella MP,Serra J,Azpiroz F,Malagelada JR

更新日期：2002-06-01 00:00:00

abstract：BACKGROUND & AIMS:It is not clear whether H2-receptor antagonists (H2RAs) reduce the risk of gastrointestinal (GI) bleeding in aspirin users at high risk. We performed a double-blind randomized trial to compare the effects of a proton pump inhibitor (PPI) vs a H2RA antagonist in preventing recurrent upper GI bleeding a...

journal_title：Gastroenterology

authors： Chan FK,Kyaw M,Tanigawa T,Higuchi K,Fujimoto K,Cheong PK,Lee V,Kinoshita Y,Naito Y,Watanabe T,Ching JY,Lam K,Lo A,Chan H,Lui R,Tang RS,Sakata Y,Tse YK,Takeuchi T,Handa O,Nebiki H,Wu JC,Abe T,Mishiro T,Ng S

更新日期：2017-01-01 00:00:00

abstract：:An attempt was made to compare various morphometric parameters, including total hepatocyte number, with the in vivo clearances of aminopyrine and antipyrine in 26 cirrhotic and 14 noncirrhotic patients to evaluate the intact hepatocyte theory. Morphometric analysis was performed with a newly developed method using a c...

journal_title：Gastroenterology

authors： Kawasaki S,Imamura H,Bandai Y,Sanjo K,Idezuki Y

更新日期：1992-04-01 00:00:00

abstract：BACKGROUND & AIMS:Increased levels of galectin 3 have been associated with nonalcoholic steatohepatitis (NASH) and contribute to toxin-induced liver fibrosis in mice. GR-MD-02 (belapectin) is an inhibitor of galectin 3 that reduces liver fibrosis and portal hypertension in rats and was safe and well tolerated in phase ...

journal_title：Gastroenterology

authors： Chalasani N,Abdelmalek MF,Garcia-Tsao G,Vuppalanchi R,Alkhouri N,Rinella M,Noureddin M,Pyko M,Shiffman M,Sanyal A,Allgood A,Shlevin H,Horton R,Zomer E,Irish W,Goodman Z,Harrison SA,Traber PG,Belapectin (GR-MD-02) Stud

更新日期：2020-04-01 00:00:00

abstract：:If increased gamma-aminobutyric acid (GABA)-mediated neurotransmission contributes to the mediation of hepatic encephalopathy, it may be possible to induce ameliorations of the syndrome by pharmacologically antagonizing a component of the GABA/benzodiazepine receptor complex. To test this possibility we administered t...

journal_title：Gastroenterology

authors： Bansky G,Meier PJ,Riederer E,Walser H,Ziegler WH,Schmid M

更新日期：1989-09-01 00:00:00

abstract：BACKGROUND:Fiber and water-holding agents are used for the treatment of constipation. In what may appear to be a paradox, they are sometimes also used for the treatment of diarrhea; it has been proposed that they sequester water from liquid stools and/or increase the ratio of fecal solids to fecal water and thereby imp...

journal_title：Gastroenterology

authors： Eherer AJ,Santa Ana CA,Porter J,Fordtran JS

更新日期：1993-04-01 00:00:00

abstract：BACKGROUND & AIMS:Diets high in fructose have been proposed to contribute to nonalcoholic fatty liver disease. We compared the effects of high-fructose and matched glucose intake on hepatic triacylglycerol (TAG) concentration and other liver parameters. DESIGN:In a double-blind study, we randomly assigned 32 healthy b...

journal_title：Gastroenterology

authors： Johnston RD,Stephenson MC,Crossland H,Cordon SM,Palcidi E,Cox EF,Taylor MA,Aithal GP,Macdonald IA

更新日期：2013-11-01 00:00:00

abstract：BACKGROUND & AIMS:Nitric oxide is a major inhibitory neurotransmitter in the enteric nervous system. Loss or dysfunction of nitrinergic neurons is associated with serious disruptions of motility, intractable symptoms, and long-term suffering. The aim of this study was to evaluate the effect of intrapyloric transplantat...

journal_title：Gastroenterology

authors： Micci MA,Kahrig KM,Simmons RS,Sarna SK,Espejo-Navarro MR,Pasricha PJ

更新日期：2005-12-01 00:00:00

abstract：BACKGROUND & AIMS:Despite many advances in our understanding of Crohn's disease, the course of the disease in any given patient remains unpredictable. There is little agreement as to which factors increase a patient's risk of early postoperative recurrence. We have attempted to identify predictors of early recurrence a...

journal_title：Gastroenterology

authors： Lautenbach E,Berlin JA,Lichtenstein GR

更新日期：1998-08-01 00:00:00

abstract：BACKGROUND & AIMS:In patients with achalasia esophagus, swallows induce simultaneous pressure waves known as esophageal pressurization. We studied the mechanism of esophageal pressurization and bolus flow patterns in patients with type 2 or type 3 achalasia. METHODS:We recorded high-resolution manometry with impedance...

journal_title：Gastroenterology

authors： Park S,Zifan A,Kumar D,Mittal RK

更新日期：2018-08-01 00:00:00

abstract：:Plasma amino acid abnormalities are common in alcoholics, but the respective role of alcoholism, nutrition, and liver injury in producing these abnormalities is unknown. To elucidate this question, amino acids were measured in 56 alcoholics and 32 nonalcoholics with liver disease, and in an experimental model of alcoh...

journal_title：Gastroenterology

authors： Shaw S,Lieber CS

更新日期：1978-04-01 00:00:00

abstract：:A 61-yr-old woman was found to have multicentric hepatocellular carcinoma associated with clinical hyperthyroidism. Marked elevations in serum thyroid-stimulating hormone, T4, T3, and free T4 were documented. These values increased with tumor progression. It is postulated that this patient's hepatoma produced a substa...

journal_title：Gastroenterology

authors： Helzberg JH,McPhee MS,Zarling EJ,Lukert BP

更新日期：1985-01-01 00:00:00

abstract：BACKGROUND & AIMS:Mechanisms of diarrhea in ulcerative colitis (UC) are still unknown. Functional and structural characterization of epithelial barrier and transport properties in ulcerative colitis (UC) was performed. METHODS:Inflamed sigmoid colon epithelium from UC patients was studied by alternating current impeda...

journal_title：Gastroenterology

authors： Schmitz H,Barmeyer C,Fromm M,Runkel N,Foss HD,Bentzel CJ,Riecken EO,Schulzke JD

更新日期：1999-02-01 00:00:00

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：BACKGROUND/AIMS:Both hemorrhagic and cardiogenic shock are associated with hepatic shock gene expression at resuscitation. This study investigated the potential role of intravascular superoxide anion as a proximal trigger of heat shock protein gene expression. METHODS:Preanesthetized pigs were subjected to 120 m of to...

journal_title：Gastroenterology

authors： Schoeniger LO,Andreoni KA,Ott GR,Risby TH,Bulkley GB,Udelsman R,Burdick JF,Buchman TG

更新日期：1994-01-01 00:00:00

abstract：BACKGROUND:The contribution of the crural diaphragm to the gastroesophageal high pressure zone (HPZ) may be important in prevention of gastroesophageal reflux. The purpose of this study was to investigate the manometric characteristics of the thoracoabdominal junction in patients after surgical removal of the lower eso...

journal_title：Gastroenterology

authors： Klein WA,Parkman HP,Dempsey DT,Fisher RS

更新日期：1993-11-01 00:00:00

abstract：BACKGROUND & AIMS:Black patients with chronic hepatitis C have lower response rates than white patients to interferon monotherapy. The factors responsible for these differences are unknown, as is the impact of combination antiviral therapy on responsiveness among ethnic groups. We evaluated the impact of race on respon...

journal_title：Gastroenterology

authors： McHutchison JG,Poynard T,Pianko S,Gordon SC,Reid AE,Dienstag J,Morgan T,Yao R,Albrecht J

更新日期：2000-11-01 00:00:00

abstract：:Phosphatase-mediated hydrolysis is the first step in the intestinal absorption of pyridoxal 5'-phosphate (PLP). Studies presented here evaluated the effects of PLP-protein binding and pH on intestinal hydrolysis in the rat. Models included in vitro PLP decay and in vivo PLP disappearance from perfused jejunal segments...

journal_title：Gastroenterology

authors： Middleton HM 3rd

更新日期：1986-08-01 00:00:00

abstract：:The conventional method of ascitic fluid culture detects bacteria in only 42%-65% of patients who have neutrocytic ascites and suspected spontaneous bacterial peritonitis. In this study ascitic fluid was cultured by the conventional method as well as by a new method consisting of bedside inoculation of blood culture b...

journal_title：Gastroenterology

authors： Runyon BA,Canawati HN,Akriviadis EA

更新日期：1988-11-01 00:00:00

abstract：:Chlorpromazine (CPZ) is a long recognized cause of jaundice, but the mechanism by which this agent produces icteric liver disease is not well defined. This study examined some effects of CPZ administration on bilirubin metabolism and biliary secretion in the rat. Acute CPZ treatment (25 mg per kg intravenously) produc...

journal_title：Gastroenterology

authors： Knodell RG

更新日期：1975-10-01 00:00:00

abstract：BACKGROUND & AIMS:Nonalcoholic chronic pancreatitis is usually idiopathic and often associated with cystic fibrosis gene (CFTR) mutations. It is unknown whether pancreatitis risk correlates with having 1 or 2 CFTR mutations, abnormal epithelial ion transport, or mutations of other genes. METHODS:We tested 39 patients ...

journal_title：Gastroenterology

authors： Noone PG,Zhou Z,Silverman LM,Jowell PS,Knowles MR,Cohn JA

更新日期：2001-12-01 00:00:00

abstract：BACKGROUND & AIMS:Neutrophils are generally thought to play an important proinflammatory role in the pathogenesis of inflammatory bowel disease. The objective of this study was to evaluate whether blocking the invasion of neutrophils by anti-L-selectin monoclonal antibodies modulates chemically induced colitis and how ...

journal_title：Gastroenterology

authors： Kühl AA,Kakirman H,Janotta M,Dreher S,Cremer P,Pawlowski NN,Loddenkemper C,Heimesaat MM,Grollich K,Zeitz M,Farkas S,Hoffmann JC

更新日期：2007-12-01 00:00:00

abstract：:Decreases in arterial pH markedly increase sodium, chloride, and water absorption in the normal ileum and can reverse ongoing cholera toxin-induced secretion. In the current study we examined whether these effects of pH are evident in other models of ileal secretion, and in a model of increased absorption. Rats were a...

journal_title：Gastroenterology

authors： Charney AN,Ingrassia PM,Thaler SM,Keane MG

更新日期：1989-02-01 00:00:00

abstract：BACKGROUND & AIMS:Crohn's disease is a highly heterogeneous inflammatory bowel disease comprising multiple clinical phenotypes. Genome-wide association studies (GWASs) have associated a large number of loci with disease risk but have not associated any specific genetic variants with clinical phenotypes. We performed a ...

journal_title：Gastroenterology

authors： Alonso A,Domènech E,Julià A,Panés J,García-Sánchez V,Mateu PN,Gutiérrez A,Gomollón F,Mendoza JL,Garcia-Planella E,Barreiro-de Acosta M,Muñoz F,Vera M,Saro C,Esteve M,Andreu M,Chaparro M,Manyé J,Cabré E,López-Lasanta

更新日期：2015-04-01 00:00:00

abstract：:We describe 2 siblings with multiple gastrointestinal stromal tumors (GISTs) and cutaneous hyperpigmentation. Both had a point mutation of the c-kit gene. The patients were sisters who had exhibited cutaneous hyperpigmentation since their late teens, but the diagnosis of multiple gastrointestinal submucosal tumors was...

journal_title：Gastroenterology

authors： Maeyama H,Hidaka E,Ota H,Minami S,Kajiyama M,Kuraishi A,Mori H,Matsuda Y,Wada S,Sodeyama H,Nakata S,Kawamura N,Hata S,Watanabe M,Iijima Y,Katsuyama T

更新日期：2001-01-01 00:00:00

abstract：BACKGROUND & AIMS:Hepatic steatosis is frequent in chronic hepatitis C. Several mechanisms might be implicated, including metabolic cofactors and direct viral effects on intracellular lipid pathways. In a transgenic mouse model, hepatitis C virus (HCV) was shown to inhibit microsomal triglyceride transfer protein (MTP)...

journal_title：Gastroenterology

authors： Mirandola S,Realdon S,Iqbal J,Gerotto M,Dal Pero F,Bortoletto G,Marcolongo M,Vario A,Datz C,Hussain MM,Alberti A

更新日期：2006-05-01 00:00:00

abstract：BACKGROUND & AIMS:This study used a low lesion prevalence population reflective of the screening setting to estimate the sensitivity and specificity of computerized tomographic (CT) colonography for detection of colorectal polyps. METHODS:This prospective, blinded study comprised 703 asymptomatic persons at higher-tha...

journal_title：Gastroenterology

authors： Johnson CD,Harmsen WS,Wilson LA,Maccarty RL,Welch TJ,Ilstrup DM,Ahlquist DA

更新日期：2003-08-01 00:00:00

abstract：:Confluent monolayers of epithelial cell lines of intestinal derivation may serve as useful models for studies of intestinal epithelial structure and function. Cells of the T84 line appear to be a useful model for studies of Cl- secretion. We now define the fine structure of this cell line, the structural events that o...

journal_title：Gastroenterology

authors： Madara JL,Stafford J,Dharmsathaphorn K,Carlson S

更新日期：1987-05-01 00:00:00