Parietal cell antibodies in pernicious anemia inhibit H+, K+-adenosine triphosphatase, the proton pump of the stomach.

abstract：BACKGROUND & AIMS:Caspases are critical mediators of apoptosis and proliferation of peripheral blood T cells (PBT), but their role in lamina propria T cells (LPT), a cell population highly susceptible to apoptosis, has not been explored. METHODS:RA(+), RO(+) PBT, and LPT were activated with CD3, CD2, and CD28 antibodi...

journal_title：Gastroenterology

authors： Sturm A,Mohr S,Fiocchi C

更新日期：2002-05-01 00:00:00

abstract：BACKGROUND & AIMS:Mathematical modeling of hepatitis C virus (HCV) kinetics indicated that cellular immune responses contribute to interferon (IFN)-induced clearance of HCV. We investigated a potential role of natural killer (NK) cells in this process. METHODS:Phenotype and function of blood and liver NK cells were st...

journal_title：Gastroenterology

authors： Ahlenstiel G,Edlich B,Hogdal LJ,Rotman Y,Noureddin M,Feld JJ,Holz LE,Titerence RH,Liang TJ,Rehermann B

更新日期：2011-10-01 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：:Two infants under 3 mo of age who presented with obstructive jaundice secondary to cholelithiasis are reported. Neither infant had any congenital anatomic abnormality of the biliary tract leading to stasis, yet both had cultures of gallbladder bile that grew abundant bacteria. In both, recovery of gallbladder bile and...

journal_title：Gastroenterology

authors： Treem WR,Malet PF,Gourley GR,Hyams JS

更新日期：1989-02-01 00:00:00

abstract：BACKGROUND & AIMS:Guidelines recommend a 10-year interval between screening colonoscopies with negative results for average-risk individuals. However, many patients are examined at shorter intervals. We investigated outcomes of individuals with no polyps who had repeat colonoscopy in <10 years. METHODS:Data were colle...

journal_title：Gastroenterology

authors： Lieberman DA,Holub JL,Morris CD,Logan J,Williams JL,Carney P

更新日期：2014-08-01 00:00:00

abstract：BACKGROUND & AIMS:Many putative pronucleating proteins have been isolated from the biliary concanavalin A (con A)-binding fraction. The pronase resistance of the overall nucleating-promoting activity was almost never taken into consideration. The aim of this study was to identify the major pronase-resistant con A-bindi...

journal_title：Gastroenterology

authors： Zijlstra AI,Offner GD,Afdhal NH,van Overveld M,Tytgat GN,Groen AK

更新日期：1996-06-01 00:00:00

abstract：:The community of microorganisms within the human gut (or microbiota) is critical to health and functions with a level of complexity comparable to that of an organ system. Alterations of this ecology (or dysbiosis) have been implicated in a number of disease states, and the prototypical example is Clostridium difficile...

journal_title：Gastroenterology

authors： Kelly CR,Kahn S,Kashyap P,Laine L,Rubin D,Atreja A,Moore T,Wu G

更新日期：2015-07-01 00:00:00

abstract：:The effect of changes in the rate of infusion versus glucose concentration on glucose, water, and sodium absorption was studied in 20 infant miniature pigs using the single-pass small intestinal perfusion technique. During infusions of glucose loads of up to 75.0 mumol/min, glucose absorption increased similarly wheth...

journal_title：Gastroenterology

authors： Shulman RJ,Lifschitz CH

更新日期：1988-03-01 00:00:00

abstract：:The cause of Ménétrier's disease is unknown, although allergic, autoimmune, and infectious, particularly viral, causes have been postulated. This case report describes a 3-year-old child with Ménétrier's disease in whom evidence of acute cytomegalovirus (CMV) infection was found. To our knowledge, this is the first ca...

journal_title：Gastroenterology

authors： Eisenstat DD,Griffiths AM,Cutz E,Petric M,Drumm B

更新日期：1995-08-01 00:00:00

abstract：:The interrelationship of the effects of antacids and of rising intragastric pH on serum gastrin levels was examined by comparing the effect of three antacids (Mg(OH)2Al(OH)3, and CaCO3), and their nonbuffering chloride compounds (MgCl2, AlCl3, and CaCl2), on serum gastrin and intragastric pH in duodenal ulcer patients...

journal_title：Gastroenterology

authors： Feurle GE

更新日期：1975-01-01 00:00:00

abstract：BACKGROUND/AIMS:Hepatic glucuronidation is quantitatively the most important conjugation reaction by which an array of endogenous compounds and xenobiotics undergo biotransformation and detoxification. The active site of the uridine diphosphate (UDP) glucuronosyltransferases, which catalyze glucuronidation reactions, h...

journal_title：Gastroenterology

authors： Berg CL,Radominska A,Lester R,Gollan JL

更新日期：1995-01-01 00:00:00

abstract：BACKGROUND & AIMS:Early growth response gene-1 (Egr-1) is an important inflammatory transcription factor. We hypothesize that leukocyte-derived Egr-1 plays a key inflammatory role in causing postoperative ileus. METHODS:Wild-type, Egr-1 knockout, and chimera mice (constructed by irradiation followed by injection with ...

journal_title：Gastroenterology

authors： Schmidt J,Stoffels B,Moore BA,Chanthaphavong RS,Mazie AR,Buchholz BM,Bauer AJ

更新日期：2008-09-01 00:00:00

abstract：BACKGROUND & AIMS:Intestinal fibrosis and stricture formation are serious complications of Crohn's disease, often requiring surgical intervention. Unfortunately, the mechanisms underlying intestinal fibrosis development are poorly understood, in part because of the lack of relevant animal models. Here, we present a nov...

journal_title：Gastroenterology

authors： Grassl GA,Valdez Y,Bergstrom KS,Vallance BA,Finlay BB

更新日期：2008-03-01 00:00:00

abstract：:We analyzed the clinical, radiographic, esophageal manometric, and pathologic features of 26 women with severe, idiopathic constipation. Twenty-four patients were between 19 and 39 yr of age. Stool frequency was once every 5-28 days. On barium enema examination, 9 of 24 patients had colons of increased length and 4 of...

journal_title：Gastroenterology

authors： Krishnamurthy S,Schuffler MD,Rohrmann CA,Pope CE 2nd

更新日期：1985-01-01 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：:We studied intestinal function and hepatic microsomal phase I monooxygenase function in healthy, free-living subjects, aged 19-91 yr. In subjects (n = 114) given a diet including 100 g/day of fat, fecal fat in a 72-h collection did not increase with advancing age. D-Xylose excretion (n = 54) following a 25-g oral load...

journal_title：Gastroenterology

authors： Arora S,Kassarjian Z,Krasinski SD,Croffey B,Kaplan MM,Russell RM

更新日期：1989-06-01 00:00:00

abstract：:Twenty cirrhotic patients with esophageal varices and an episode of gastrointestinal bleeding within the previous week underwent hemodynamic studies which used an indicator dilution technique based on selective catheterization of the splanchnic arteries and hepatic vein. Portasystemic shunting of splenic arterial flow...

journal_title：Gastroenterology

authors： Lebrec D,Kotelanski B,Cohn JN

更新日期：1976-06-01 00:00:00

abstract：:Cholinergic innervation in the aganglionic bowel of the piebald lethal mouse model of Hirschsprung's disease was investigated by analysis of muscarinic acetylcholine receptors before and after administration of hexamethonium. After hexamethonium administration in the normal rectum, the maximum specific binding (Bmax) ...

journal_title：Gastroenterology

authors： Ueki S,Okamoto E,Kuwata K,Toyosaka A,Nagai K

更新日期：1985-06-01 00:00:00

abstract：BACKGROUND & AIMS:The mechanism by which gastric mucosa becomes more resistant to damage by repeated aspirin administration is not known. Transforming growth factor alpha (TGF-alpha) and epidermal growth factor (EGF) prevent drug-induced gastric injury. The aim of this study was to determine whether gastroduodenal tiss...

journal_title：Gastroenterology

authors： Romano M,Lesch CA,Meise KS,Veljaca M,Sanchez B,Kraus ER,Boland CR,Guglietta A,Coffey RJ

更新日期：1996-05-01 00:00:00

abstract：:To determine the pattern of inheritance of lactase deficiency, we studied 104 American Indian and 2 white subjects in 19 families. Subjects were considered deficient in lactase if breath-hydrogen excretion exceeded 0.20 ml per min above fasting at 2 hr after a lactose load of 2 g per kg of body weight (maximum 50 g). ...

journal_title：Gastroenterology

authors： Newcomer AD,Gordon H,Thomas PJ,McGill DB

更新日期：1977-11-01 00:00:00

abstract：:Increasing resistance to antibiotics worldwide has adverse effects on the effectiveness of standard therapies to eradicate Helicobacter pylori infection. We reviewed guidelines developed by expert groups in Europe, Canada, and the United States for the treatment of H pylori infection. We compared the recommendations o...

journal_title：Gastroenterology

authors： Fallone CA,Moss SF,Malfertheiner P

更新日期：2019-07-01 00:00:00

abstract：:In sickle cell anemia the shortened survival of red blood cells presents the liver with an augmented load of bilirubin for hepatic clearance. To determine the effects of this excessive bilirubin load on the microsomal conjugating enzyme, hepatic bilirubin UDP-glucuronyltransferase, levels of this enzyme were measured ...

journal_title：Gastroenterology

authors： Maddrey WC,Cukier JO,Maglalang AC,Boitnott JK,Odell GB

更新日期：1978-02-01 00:00:00

abstract：BACKGROUND & AIMS:Human primary liver cancer is classified into biologically distinct subgroups based on cellular origin. Liver cancer stem cells (CSCs) have been recently described. We investigated the ability of distinct lineages of hepatic cells to become liver CSCs and the phenotypic and genetic heterogeneity of pr...

journal_title：Gastroenterology

authors： Holczbauer Á,Factor VM,Andersen JB,Marquardt JU,Kleiner DE,Raggi C,Kitade M,Seo D,Akita H,Durkin ME,Thorgeirsson SS

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND & AIMS:Collagen I deposition contributes to liver fibrosis, yet little is known about other factors that mediate this process. Fibromodulin is a liver proteoglycan that regulates extracellular matrix organization and is induced by fibrogenic stimuli. We propose that fibromodulin contributes to the pathogenes...

journal_title：Gastroenterology

authors： Mormone E,Lu Y,Ge X,Fiel MI,Nieto N

更新日期：2012-03-01 00:00:00

abstract：BACKGROUND:Calretinin and calbindin-D28k are similar Ca(2+)-binding proteins previously described in specific central neurons and other cells. METHODS:The immunocytochemical distribution of these two proteins was studied in the human gastrointestinal tract. RESULTS:In gastric and small intestinal endocrine cells, cal...

journal_title：Gastroenterology

authors： Walters JR,Bishop AE,Facer P,Lawson EM,Rogers JH,Polak JM

更新日期：1993-05-01 00:00:00

abstract：BACKGROUND & AIMS:Studies of hepatitis C virus (HCV) infection, immunopathogenesis, and resulting liver diseases have been hampered by the lack of a small animal model. We developed humanized mice with human immune system and liver tissues to improve the studies of hepatitis C virus pathogenesis and treatment. METHODS...

journal_title：Gastroenterology

authors： Washburn ML,Bility MT,Zhang L,Kovalev GI,Buntzman A,Frelinger JA,Barry W,Ploss A,Rice CM,Su L

更新日期：2011-04-01 00:00:00

abstract：BACKGROUND/AIMS:Cirrhotic patients are predisposed to develop spontaneous bacteremias and/or peritonitis, mainly caused by enteric bacteria. The aim of this study was to investigate if bacterial translocation, which is the passage of bacteria from the intestinal lumen to regional lymph nodes and/or the systemic circula...

journal_title：Gastroenterology

authors： Garcia-Tsao G,Lee FY,Barden GE,Cartun R,West AB

更新日期：1995-06-01 00:00:00

abstract：:Studies on the natural history of chronic type B hepatitis have shown that loss of hepatitis B e antigen and seroconversion to antibody to hepatitis B e antigen are usually accompanied by remission of disease activity and improvement in serum aminotransferase levels. Twenty-five symptomatic patients with biopsy-docume...

journal_title：Gastroenterology

authors： Davis GL,Hoofnagle JH,Waggoner JG

更新日期：1984-02-01 00:00:00

abstract：BACKGROUND & AIMS:ob/ob mice are used to study the mechanisms that regulate the progression from steatosis to nonalcoholic steatohepatitis. The livers of ob/ob mice are depleted of CD4-positive natural killer cells, components of the innate immune system that induce anti-inflammatory cytokines. Although this may explai...

journal_title：Gastroenterology

authors： Li Z,Lin H,Yang S,Diehl AM

更新日期：2002-10-01 00:00:00

abstract：:A patient with the acquired immunodeficiency syndrome (AIDS) with a cytomegalovirus (CMV) infection localized in the area of an ileal Kaposi sarcoma resulting in perforation is described. Because only one case of such an association of Kaposi sarcoma with CMV leading to perforation has been reported, the presence and ...

journal_title：Gastroenterology

authors： Genta RM,Bleyzer I,Cate TR,Tandon AK,Yoffe B

更新日期：1993-06-01 00:00:00