Amino terminal gastrin fragment in serum of Zollinger-Ellison syndrome patients.

abstract：:Hepatic plasma flow was assessed with sorbitol (hepatic extraction = 0.96) at steady state. After infusion of 50 mg/min for 3 h, total and renal sorbitol clearances were calculated, and the extrarenal clearance was obtained by taking the difference between the two. In normal volunteers, the mean (+/- SD) extrarenal so...

journal_title：Gastroenterology

authors： Zeeh J,Lange H,Bosch J,Pohl S,Loesgen H,Eggers R,Navasa M,Chesta J,Bircher J

更新日期：1988-09-01 00:00:00

abstract：BACKGROUND:The molecular basis of colorectal dysplasia and carcinoma arising in ulcerative colitis is poorly understood. Loss of heterozygosity involving the tumor suppressor gene p53 occurs frequently in neoplastic ulcerative colitis lesions. Point mutation affecting p53 is associated with loss of heterozygosity in ot...

journal_title：Gastroenterology

authors： Yin J,Harpaz N,Tong Y,Huang Y,Laurin J,Greenwald BD,Hontanosas M,Newkirk C,Meltzer SJ

更新日期：1993-06-01 00:00:00

abstract：BACKGROUND & AIMS:Most cholesterol gallstones have a pigmented center, but it is unclear whether its presence is primary or secondary. This study was performed to determine if bilirubin would accumulate in a gallstone model consisting of cholesterol pellets. METHODS:Cholesterol was compressed into pellets at 2500 psi,...

journal_title：Gastroenterology

authors： Sanabria JR,Gordon ER,Harvey PR,Goresky CA,Strasberg SM

更新日期：1996-02-01 00:00:00

abstract：:In dogs with gastric fistulas, intragastric pressure was measured with a flaccid ballon containing 500 ml of water. Graded doses of dopamine caused graded decreases in intragastric pressure. The effect was blocked by pimozide or by metoclopramide but was not significantly affected by phenoxybenzamine, propranolol, gua...

journal_title：Gastroenterology

authors： Valenzuela JE

更新日期：1976-12-01 00:00:00

abstract：BACKGROUND & AIMS:Capillarization of the sinusoids in cirrhosis is proposed to reduce oxygen availability to the hepatocyte, resulting in the patterns of altered drug metabolism observed in cirrhosis. If this were true, drug metabolism in cirrhotic livers would be expected to be more sensitive to reduced oxygen deliver...

journal_title：Gastroenterology

authors： Hickey PL,McLean AJ,Angus PW,Choo EF,Morgan DJ

更新日期：1996-10-01 00:00:00

abstract：:An increased risk of esophageal carcinoma has been reported in systemic sclerosis (scleroderma). Periodic endoscopic or radiologic surveillance, or both, of systemic sclerosis patients with gastroesophageal reflux symptoms has been recommended for early detection of Barrett's mucosa and esophageal adenocarcinoma. A re...

journal_title：Gastroenterology

authors： Segel MC,Campbell WL,Medsger TA Jr,Roumm AD

更新日期：1985-09-01 00:00:00

abstract：:An enteroscopic method that uses a pediatric colonoscope provides an alternative approach to the diagnostic and management problems arising in the setting of a Roux-en-Y limb hepaticojejunostomy or biliary diversion. Three patients with Roux-en-Y limb reconstructions who experienced recurrent cholangitis, recurrent pa...

journal_title：Gastroenterology

authors： Gostout CJ,Bender CE

更新日期：1988-07-01 00:00:00

abstract：:To identify prognostic factors in cirrhotic patients admitted to the hospital for the treatment of an episode of ascites, a survival analysis was performed in a series of 139 patients hospitalized in our Unit between 1980 and 1985. Mean follow-up was 12.8 +/- 14.2 mo (mean +/- SD). A total of 38 variables based on his...

journal_title：Gastroenterology

authors： Llach J,Ginès P,Arroyo V,Rimola A,Titó L,Badalamenti S,Jiménez W,Gaya J,Rivera F,Rodés J

更新日期：1988-02-01 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：BACKGROUND & AIMS:The parietal cell has secretory receptors for histamine and acetylcholine, whereas the functional nature of the gastrin/cholecystokinin B receptor is controversial. This study in isolated gastric glands investigates the cholecystokinin B receptor-induced intracellular calcium concentration ([Ca]i) res...

journal_title：Gastroenterology

authors： Geibel J,Abraham R,Modlin I,Sachs G

更新日期：1995-10-01 00:00:00

abstract：BACKGROUND & AIMS:Gastrin stimulation of the type 2 cholecystokinin (CCK(2)) receptor results in ECL cell proliferation and histamine secretion. This report describes the effects of targeted disruption of the CCK(2) receptor gene on ECL cell morphology and function. METHODS:The ECL cells in the oxyntic mucosa of CCK(2...

journal_title：Gastroenterology

authors： Chen D,Zhao CM,Al-Haider W,Håkanson R,Rehfeld JF,Kopin AS

更新日期：2002-08-01 00:00:00

abstract：BACKGROUND & AIMS:Hirschsprung disease is caused by failure of enteric neural crest cells (ENCCs) to fully colonize the bowel, leading to bowel obstruction and megacolon. Heterozygous mutations in the coding region of the RET gene cause a severe form of Hirschsprung disease (total colonic aganglionosis). However, 80% o...

journal_title：Gastroenterology

authors： Lai FP,Lau ST,Wong JK,Gui H,Wang RX,Zhou T,Lai WH,Tse HF,Tam PK,Garcia-Barcelo MM,Ngan ES

更新日期：2017-07-01 00:00:00

abstract：BACKGROUND & AIMS:Cellular and molecular mechanisms of esophageal ulcer healing remain unexplored. We studied the sequential cellular events and the expression of keratinocyte growth factor (KGF) and its receptor (KGF-R) during the healing of experimental esophageal ulcers. METHODS:Esophageal ulcers were produced in r...

journal_title：Gastroenterology

authors： Baatar D,Kawanaka H,Szabo IL,Pai R,Jones MK,Kitano S,Tarnawski AS

更新日期：2002-02-01 00:00:00

abstract：BACKGROUND & AIMS:Histamine-producing enterochromaffin-like (ECL) cells play an integrative role in the regulation of acid secretion. Decreased mucosal histamine concentrations and increased levels of interleukin (IL) 1 beta, IL-6, and IL-8 have been detected in the gastric mucosa inflamed with Helicobacter pylori. The...

journal_title：Gastroenterology

authors： Prinz C,Neumayer N,Mahr S,Classen M,Schepp W

更新日期：1997-02-01 00:00:00

abstract：BACKGROUND & AIMS:Narrow-band imaging (NBI) allows real-time histologic classification of colorectal polyps. We investigated whether endoscopists without prior training in NBI can achieve the following thresholds recommended by the American Society for Gastrointestinal Endoscopy: for diminutive colorectal polyps charac...

journal_title：Gastroenterology

authors： Patel SG,Schoenfeld P,Kim HM,Ward EK,Bansal A,Kim Y,Hosford L,Myers A,Foster S,Craft J,Shopinski S,Wilson RH,Ahnen DJ,Rastogi A,Wani S

更新日期：2016-02-01 00:00:00

abstract：:A 17-yr-old boy developed acute proctosigmoiditis after the institution of isotretinoin for the treatment of cystic acne vulgaris. Painless diarrhea, accompanied by mucus and eventually blood, began within days of commencing treatment and persisted while the drug was administered. At sigmoidoscopy patchy mucosal infla...

journal_title：Gastroenterology

authors： Martin P,Manley PN,Depew WT,Blakeman JM

更新日期：1987-09-01 00:00:00

abstract：BACKGROUND & AIMS:The role of the gallbladder in gallstone pathogenesis is still unclear. We examined the effects of gallbladder mucosal lipid absorption on lipid composition and cholesterol crystallization in bile. METHODS:The in vitro-isolated, intra-arterially perfused gallbladder model was used (1) to compare the ...

journal_title：Gastroenterology

authors： Corradini SG,Elisei W,Giovannelli L,Ripani C,Della Guardia P,Corsi A,Cantafora A,Capocaccia L,Ziparo V,Stipa V,Chirletti P,Caronna R,Lomanto D,Attili AF

更新日期：2000-05-01 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：:Obstruction of the common bile duct can now be relieved by endoscopic electrosurgery. This report describes our experience with 267 patients. In 192 of 222 patients with choledocholithiasis all calculi were evacuated by endoscopic papillotomy (EP). The remaining patients had EP because of papillary stenosis. Complicat...

journal_title：Gastroenterology

authors： Koch H,Rösch W,Schaffner O,Demling L

更新日期：1977-12-01 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：:The role of capsaicin-sensitive afferent neurons in acid-induced HCO3- secretion was investigated in the duodenum of anesthetized rats. The proximal duodenum was perfused with saline (pH 4.5), the pH of perfusate and the transmucosal potential differences were continuously monitored, and HCO3- output was determined by...

journal_title：Gastroenterology

authors： Takeuchi K,Matsumoto J,Ueshima K,Okabe S

更新日期：1991-10-01 00:00:00

abstract：BACKGROUND & AIMS:Retinoids inhibit growth and induce differentiation in a variety of pancreatic carcinoma cells. The goal of this study was to examine the molecular mechanisms responsible for retinoid sensitivity. METHODS:Anchorage-independent growth was examined in AR42J, DSL-6A/C1, and Capan-2 cells using a human t...

journal_title：Gastroenterology

authors： Kaiser A,Wolf-Breitinger M,Albers A,Dorbic T,Wittig B,Riecken EO,Rosewicz S

更新日期：1998-10-01 00:00:00

abstract：BACKGROUND & AIMS:Activated recombinant factor VII (rFVIIa) has been shown to be effective in correcting prolonged prothrombin time (PT) in cirrhotic patients. The main objective of this study was to evaluate the effect of 4 (5, 20, 80, and 120 microg/kg) doses of rFVIIa on correction of PT and the time to achieve hemo...

journal_title：Gastroenterology

authors： Jeffers L,Chalasani N,Balart L,Pyrsopoulos N,Erhardtsen E

更新日期：2002-07-01 00:00:00

abstract：:Pancreatitis is a common disorder with significant morbidity and mortality, yet little is known about its pathogenesis, and there is no specific or effective treatment. Its development involves dysregulated autophagy and unresolved inflammation, demonstrated by studies in genetic and experimental mouse models. Disease...

journal_title：Gastroenterology

authors： Gukovskaya AS,Gukovsky I,Algül H,Habtezion A

更新日期：2017-11-01 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：BACKGROUND & AIMS:It has been proposed that activation of the sympathetic nervous system causes a rightward shift in the renal autoregulatory curve such that renal blood flow is critically dependent on renal perfusion pressure and that this contributes to the development of the hepatorenal syndrome. The aims of the stu...

journal_title：Gastroenterology

authors： Stadlbauer V,Wright GA,Banaji M,Mukhopadhya A,Mookerjee RP,Moore K,Jalan R

更新日期：2008-01-01 00:00:00

abstract：:Antibody prevalence and titer to rotavirus and Norwalk virus were studied in Crohn's disease patients and in age-, sex-, and time-matched controls. There were no significant antibody differences between the groups studied. ...

journal_title：Gastroenterology

authors： Greenberg HB,Gebhard RL,McClain CJ,Soltis RD,Kapikian AZ

更新日期：1979-02-01 00:00:00

abstract：:The effects of calcium channel blockers on water transport in the rat ileum and distal colon were studied in vivo using the single-pass perfusion technique. Parenteral but not intraluminal verapamil, and parenteral nifedipine increased ileal water absorption, with effects lasting at least 60 min. In contrast, i.p. ver...

journal_title：Gastroenterology

authors： Donowitz M,Levin S,Powers G,Elta G,Cohen P,Cheng H

更新日期：1985-10-01 00:00:00

abstract：:Pharmacologic and surgical procedures were used to define the neurohumoral pathways that mediate stress-induced changes in gastrointestinal transit in the rat. Physical restraint (a validated stressor) resulted in significant inhibition of gastric emptying and small bowel transit but in stimulation of large bowel tran...

journal_title：Gastroenterology

authors： Lenz HJ

更新日期：1989-07-01 00:00:00

abstract：:Cholangiocarcinoma occurs in approximately 10% of patients with primary sclerosing cholangitis. Usually, liver failure, rapidly progressing jaundice, and an increase in alkaline phosphatase levels are suggestive diagnostic features. We report two cases of patients with primary sclerosing cholangitis who developed chol...

journal_title：Gastroenterology

authors： Martins EB,Fleming KA,Garrido MC,Hine KR,Chapman RW

更新日期：1994-08-01 00:00:00