abstract：BACKGROUND & AIMS:A 3-dimensional (3D) culture system for immortalized human hepatocytes (HuS-E/2 cells) recently was shown to support the lifecycle of blood-borne hepatitis C virus (HCV). We used this system to identify proteins that are active during the HCV lifecycle under 3D culture conditions. METHODS:We compared...

journal_title：Gastroenterology

authors： Abe Y,Aly HH,Hiraga N,Imamura M,Wakita T,Shimotohno K,Chayama K,Hijikata M

更新日期：2013-09-01 00:00:00

abstract：BACKGROUND & AIMS:According to the National Center for Health Statistics (NCHS), chronic liver disease and cirrhosis is the 12(th) leading cause of death in the United States. However, this single descriptor might not adequately enumerate all deaths from liver disease. The aim of our study was to update data on liver m...

journal_title：Gastroenterology

authors： Asrani SK,Larson JJ,Yawn B,Therneau TM,Kim WR

更新日期：2013-08-01 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:The cyclic adenosine monophosphate (cAMP) and Ca(2+) signaling pathways synergize to regulate many physiological functions. However, little is known about the mechanisms by which these pathways interact. We investigated the synergy between these signaling pathways in mouse pancreatic and salivary glan...

journal_title：Gastroenterology

authors： Park S,Shcheynikov N,Hong JH,Zheng C,Suh SH,Kawaai K,Ando H,Mizutani A,Abe T,Kiyonari H,Seki G,Yule D,Mikoshiba K,Muallem S

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND & AIMS:Due to the phenotypic and molecular diversity of hepatocellular carcinomas (HCC), it is a challenge to determine a patient's prognosis. We aimed to identify new prognostic markers of patients with HCC treated by liver resection. METHODS:We collected 314 HCC samples from patients at Bordeaux (1998-200...

journal_title：Gastroenterology

authors： Nault JC,De Reyniès A,Villanueva A,Calderaro J,Rebouissou S,Couchy G,Decaens T,Franco D,Imbeaud S,Rousseau F,Azoulay D,Saric J,Blanc JF,Balabaud C,Bioulac-Sage P,Laurent A,Laurent-Puig P,Llovet JM,Zucman-Rossi J

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND & AIMS:Liver X receptors (LXRs) are transcriptional regulators of cholesterol metabolism, controlling cholesterol flow into cells, catabolism, and efflux. Cholesterol controls cell proliferation; disruptions in cholesterol metabolism have been associated with the development of colon cancer. We investigated ...

journal_title：Gastroenterology

authors： Lo Sasso G,Bovenga F,Murzilli S,Salvatore L,Di Tullio G,Martelli N,D'Orazio A,Rainaldi S,Vacca M,Mangia A,Palasciano G,Moschetta A

更新日期：2013-06-01 00:00:00

abstract：BACKGROUND & AIMS:Hepatitis C virus (HCV) infection is a leading cause of end-stage liver disease. Interferon-α (IFNα) is an important component of anti-HCV therapy; it up-regulates transcription of IFN-stimulated genes, many of which have been investigated for their antiviral effects. However, all of the genes require...

journal_title：Gastroenterology

authors： Fusco DN,Brisac C,John SP,Huang YW,Chin CR,Xie T,Zhao H,Jilg N,Zhang L,Chevaliez S,Wambua D,Lin W,Peng L,Chung RT,Brass AL

更新日期：2013-06-01 00:00:00

abstract：:Pancreatic ductal adenocarcinoma is a devastating disease, and patient outcomes have not improved in decades. Treatments that target tumor cells have largely failed. This could be because research has focused on cancer cells and the influence of the stroma on tumor progression has been largely ignored. The focus of pa...

journal_title：Gastroenterology

authors： Apte MV,Wilson JS,Lugea A,Pandol SJ

更新日期：2013-06-01 00:00:00

abstract：:Approximately 10% of persons 70 years old or older are now diagnosed with pancreatic cysts, but it is not clear which ones require additional analysis, interventions, or follow-up. Primary care doctors rely on gastroenterologists for direction because no one wants to miss a diagnosis of pancreatic cancer, but meanwhil...

journal_title：Gastroenterology

authors： Farrell JJ,Fernández-del Castillo C

更新日期：2013-06-01 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 & AIMS:Individuals with human immunodeficiency virus (HIV) infection frequently also are infected with hepatitis C virus (HCV) (co-infection), but little is known about its effects on the progression of HIV-associated disease. We aimed to determine the effects of co-infection on mortality from HIV and/or acq...

journal_title：Gastroenterology

authors： van der Helm J,Geskus R,Sabin C,Meyer L,Del Amo J,Chêne G,Dorrucci M,Muga R,Porter K,Prins M,CASCADE Collaboration in EuroCoord.

更新日期：2013-04-01 00:00:00

abstract：BACKGROUND & AIMS:In intestinal inflammation the gut microbiota induces an innate immune response by activating epithelial and immune cells that initiate or maintain inflammation. We investigated whether the microbiota also can activate local microvascular cells and induce angiogenesis. METHODS:Human intestinal microv...

journal_title：Gastroenterology

authors： Schirbel A,Kessler S,Rieder F,West G,Rebert N,Asosingh K,McDonald C,Fiocchi C

更新日期：2013-03-01 00:00:00

abstract：:Several single-nucleotide polymorphisms (SNPs) have been associated with colorectal cancer (CRC) susceptibility. Most CRCs arise from adenomas, and SNPs therefore might affect predisposition to CRC by increasing adenoma risk. We found that 8 of 18 known CRC-associated SNPs (rs10936599, rs6983267, rs10795668, rs3802842...

journal_title：Gastroenterology

authors： Carvajal-Carmona LG,Zauber AG,Jones AM,Howarth K,Wang J,Cheng T,APC Trial Collaborators.,APPROVe Trial Collaborators.,CORGI Study Collaborators.,Colon Cancer Family Registry Collaborators.,CGEMS Collaborators.,Riddell R,Lanas A,

更新日期：2013-01-01 00:00:00

abstract：BACKGROUND & AIMS:The transcription factor nuclear factor-κB (NF-κB) (a heterodimer of NF-κB1p50 and RelA) is activated rapidly in acute pancreatitis (AP). However, it is not clear whether NF-κB promotes or protects against AP. We used the NF-κB inhibitor protein, inhibitor of κB (IκB)α, to study the roles of NF-κB in ...

journal_title：Gastroenterology

authors： Neuhöfer P,Liang S,Einwächter H,Schwerdtfeger C,Wartmann T,Treiber M,Zhang H,Schulz HU,Dlubatz K,Lesina M,Diakopoulos KN,Wörmann S,Halangk W,Witt H,Schmid RM,Algül H

更新日期：2013-01-01 00:00:00

abstract：BACKGROUND & AIMS:Noninvasive methods are needed to identify clinically significant portal hypertension (CSPH) and esophageal varices (EVs) in patients with compensated cirrhosis. We looked for markers of the presence of CSPH and EVs in patients with cirrhosis. METHODS:We performed a cross-sectional study that include...

journal_title：Gastroenterology

authors： Berzigotti A,Seijo S,Arena U,Abraldes JG,Vizzutti F,García-Pagán JC,Pinzani M,Bosch J

更新日期：2013-01-01 00:00:00

abstract：:Psycho-neuro-endocrine-immune modulation through the brain-gut axis likely has a key role in the pathogenesis of inflammatory bowel disease (IBD). The brain-gut axis involves interactions among the neural components, including (1) the autonomic nervous system, (2) the central nervous system, (3) the stress system (hyp...

journal_title：Gastroenterology

authors： Bonaz BL,Bernstein CN

更新日期：2013-01-01 00:00:00

abstract：BACKGROUND & AIMS:After liver injury, bone marrow-derived liver sinusoidal endothelial cell progenitor cells (BM SPCs) repopulate the sinusoid as liver sinusoidal endothelial cells (LSECs). After partial hepatectomy, BM SPCs provide hepatocyte growth factor, promote hepatocyte proliferation, and are necessary for norma...

journal_title：Gastroenterology

authors： Wang L,Wang X,Wang L,Chiu JD,van de Ven G,Gaarde WA,Deleve LD

更新日期：2012-12-01 00:00:00

abstract：BACKGROUND & AIMS:We aimed to characterize offers of organs to candidates awaiting liver transplantation (LT). METHODS:We analyzed data from the United Network for Organ Sharing registry on all US LT candidates with nonfulminant disease who were offered livers from February 1, 2005, to January 31, 2010, and ultimately...

journal_title：Gastroenterology

authors： Lai JC,Feng S,Roberts JP

更新日期：2012-11-01 00:00:00

abstract：:In the TMC435-C101 study, 6 patients infected with hepatitis C virus genotype 1 were treated with the protease inhibitor TMC435 (200 mg once daily) as monotherapy for 5 days. Approximately 1.5 years later, 5 of these patients were re-treated with TMC435 (200 mg once daily) plus pegylated interferon alfa-2a and ribavir...

journal_title：Gastroenterology

authors： Lenz O,de Bruijne J,Vijgen L,Verbinnen T,Weegink C,Van Marck H,Vandenbroucke I,Peeters M,Simmen K,Fanning G,Verloes R,Picchio G,Reesink H

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND & AIMS:T helper (Th) 17 cells that express the retinoid-related orphan receptor (ROR) γt contribute to the development of colitis in mice, yet are found in normal and inflamed intestine. We investigated their development and functions in intestines of mice. METHODS:We analyzed intestinal Th17 cells in healt...

journal_title：Gastroenterology

authors： Ono Y,Kanai T,Sujino T,Nemoto Y,Kanai Y,Mikami Y,Hayashi A,Matsumoto A,Takaishi H,Ogata H,Matsuoka K,Hisamatsu T,Watanabe M,Hibi T

更新日期：2012-11-01 00:00:00

abstract：:We are delighted to introduce a new and simple format in the references section of the articles we publish in Gastroenterology that highlights joint first authors of citations. We believe this is an important step to acknowledging equal contribution to published work as research becomes increasingly team-oriented and ...

journal_title：Gastroenterology

authors： Dubnansky E,Omary MB

更新日期：2012-10-01 00:00:00

abstract：BACKGROUND & AIMS:CD8(+) T cells that produce interleukin (IL)-17 (Tc17 cells) promote inflammation and have been identified in tumors. We investigated their role in the pathogenesis of gastric cancer. METHODS:We used flow cytometry analyses to determine levels and phenotype of Tc17 cells in blood and tumor samples fr...

journal_title：Gastroenterology

authors： Zhuang Y,Peng LS,Zhao YL,Shi Y,Mao XH,Chen W,Pang KC,Liu XF,Liu T,Zhang JY,Zeng H,Liu KY,Guo G,Tong WD,Shi Y,Tang B,Li N,Yu S,Luo P,Zhang WJ,Lu DS,Yu PW,Zou QM

更新日期：2012-10-01 00:00:00

abstract：BACKGROUND & AIMS:People infected with human immunodeficiency virus (HIV) have an increased risk of some malignancies, but little is known about the effects of infection on risk of cancers of the upper gastrointestinal tract. We evaluated the risks of different histologic and anatomic subtypes of carcinomas and non-Hod...

journal_title：Gastroenterology

authors： Persson EC,Shiels MS,Dawsey SM,Bhatia K,Anderson LA,Engels EA

更新日期：2012-10-01 00:00:00

abstract：BACKGROUND & AIMS:The aim of this study was to generate an improved prognostic model for predicting recurrence in liver transplant candidates with hepatocellular carcinoma (HCC). METHODS:Predictors of recurrence were tested by a Cox model analysis in a training cohort of 537 patients transplanted for HCC. A prognostic...

journal_title：Gastroenterology

authors： Duvoux C,Roudot-Thoraval F,Decaens T,Pessione F,Badran H,Piardi T,Francoz C,Compagnon P,Vanlemmens C,Dumortier J,Dharancy S,Gugenheim J,Bernard PH,Adam R,Radenne S,Muscari F,Conti F,Hardwigsen J,Pageaux GP,Chazouill

更新日期：2012-10-01 00:00:00

abstract：BACKGROUND & AIMS:Entecavir (ETV) and tenofovir disoproxil fumarate (TDF) are potent antiviral agents that might have additive or synergistic antiviral activity in treatment of patients with chronic hepatitis B (CHB). We compared the efficacy and safety of ETV monotherapy with those of a combination of ETV and TDF. ME...

journal_title：Gastroenterology

authors： Lok AS,Trinh H,Carosi G,Akarca US,Gadano A,Habersetzer F,Sievert W,Wong D,Lovegren M,Cohen D,Llamoso C

更新日期：2012-09-01 00:00:00

abstract：BACKGROUND & AIMS:The risk for colorectal cancer (CRC) in patients with inflammatory bowel disease (IBD) could have changed over time, with changes in treatment options. We studied CRC risk in a nationwide cohort of 47,374 Danish patients with IBD over a 30-year period. METHODS:We determined relative risk (RR) values ...

journal_title：Gastroenterology

authors： Jess T,Simonsen J,Jørgensen KT,Pedersen BV,Nielsen NM,Frisch M

更新日期：2012-08-01 00:00:00

abstract：BACKGROUND & AIMS:Early embryogenesis involves cell fate decisions that define the body axes and establish pools of progenitor cells. Development does not stop once lineages are specified; cells continue to undergo specific maturation events, and changes in gene expression patterns lead to their unique physiological fu...

journal_title：Gastroenterology

authors： Direnzo D,Hess DA,Damsz B,Hallett JE,Marshall B,Goswami C,Liu Y,Deering T,Macdonald RJ,Konieczny SF

更新日期：2012-08-01 00:00:00

abstract：BACKGROUND & AIMS:Hepatitis C virus (HCV) uses several host factors to infect and replicate in human hepatocytes. Cyclophilin A (CypA) is required for viral replication, and CypA inhibitors are in development. We investigated the effects of nonsynonymous single nucleotide polymorphisms (SNPs) in the region of peptidyl-...

journal_title：Gastroenterology

authors： von Hahn T,Schiene-Fischer C,Van ND,Pfaender S,Karavul B,Steinmann E,Potthoff A,Strassburg C,Hamdi N,Abdelaziz AI,Sarrazin C,Müller T,Berg T,Trépo E,Wedemeyer H,Manns MP,Pietschmann T,Ciesek S

更新日期：2012-08-01 00:00:00

abstract：BACKGROUND & AIMS:MicroRNAs (miRNAs) have been implicated in the development and progression of human cancers. We investigated the roles and mechanisms of miR-26a in human cholangiocarcinoma. METHODS:We used in situ hybridization and quantitative reverse transcriptase polymerase chain reaction to measure expression of...

journal_title：Gastroenterology

authors： Zhang J,Han C,Wu T

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND & AIMS:Prostaglandin-endoperoxide synthase (Ptgs)2 is an enzyme involved in prostaglandin production during the response to mucosal damage. Its expression is regulated, in part, by messenger RNA (mRNA)-binding proteins that control the stability of Ptgs2 mRNA. We used a precise system of colonic injury and r...

journal_title：Gastroenterology

authors： Manieri NA,Drylewicz MR,Miyoshi H,Stappenbeck TS

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND & AIMS:Circulating membrane-shed microparticles (MPs) participate in regulation of vascular tone. We investigated the cellular origins of MPs in plasma from patients with cirrhosis and assessed the contribution of MPs to arterial vasodilation, a mechanism that contributes to portal hypertension. METHODS:We ...

journal_title：Gastroenterology

authors： Rautou PE,Bresson J,Sainte-Marie Y,Vion AC,Paradis V,Renard JM,Devue C,Heymes C,Letteron P,Elkrief L,Lebrec D,Valla D,Tedgui A,Moreau R,Boulanger CM

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND & AIMS:Fish is a rich source of n-3 polyunsaturated fatty acids (PUFAs), such as eicosapentaenoic acid (EPA), docosapentaenoic acid (DPA), and docosahexaenoic acid (DHA). Although consumption of fish and n-3 PUFA has been reported to protect against the development of some types of cancer, little is known ab...

journal_title：Gastroenterology

authors： Sawada N,Inoue M,Iwasaki M,Sasazuki S,Shimazu T,Yamaji T,Takachi R,Tanaka Y,Mizokami M,Tsugane S,Japan Public Health Center-Based Prospective Study Group.

更新日期：2012-06-01 00:00:00

abstract：BACKGROUND & AIMS:Patients with chronic hepatitis B virus (HBV) infection have a high risk for developing hepatocellular carcinoma (HCC). Patients with lower levels of hepatitis B surface antigen (HBsAg) have higher chances of losing HBsAg than those with high levels. However, little is known about whether higher level...

journal_title：Gastroenterology

authors： Tseng TC,Liu CJ,Yang HC,Su TH,Wang CC,Chen CL,Kuo SF,Liu CH,Chen PJ,Chen DS,Kao JH

更新日期：2012-05-01 00:00:00

abstract：BACKGROUND & AIMS:Previous studies have suggested that dietary folic acid (FA) can protect against certain types of cancers. However, the findings have varied, and the mechanisms by which FA exerts chemopreventive effects remain to be clarified. We examined the effects of FA supplementation on DNA methylation, gene exp...

journal_title：Gastroenterology

authors： Gonda TA,Kim YI,Salas MC,Gamble MV,Shibata W,Muthupalani S,Sohn KJ,Abrams JA,Fox JG,Wang TC,Tycko B

更新日期：2012-04-01 00:00:00

abstract：BACKGROUND & AIMS:Tumors that develop in patients with Crohn's disease tend be multifocal, so field cancerization (the replacement of normal cells with nondysplastic but tumorigenic clones) might contribute to intestinal carcinogenesis. We investigated patterns of tumor development from pretumor intestinal cell clones....

journal_title：Gastroenterology

authors： Galandiuk S,Rodriguez-Justo M,Jeffery R,Nicholson AM,Cheng Y,Oukrif D,Elia G,Leedham SJ,McDonald SA,Wright NA,Graham TA

更新日期：2012-04-01 00:00:00

abstract：BACKGROUND & AIMS:MicroRNAs (miRNAs) can promote or inhibit tumor growth and are therefore being developed as targets for cancer therapies. They are diverse not only in the messenger RNAs (mRNA) they target, but in their production; the same hairpin RNA structure can generate mature products from each strand, termed 5p...

journal_title：Gastroenterology

authors： Almeida MI,Nicoloso MS,Zeng L,Ivan C,Spizzo R,Gafà R,Xiao L,Zhang X,Vannini I,Fanini F,Fabbri M,Lanza G,Reis RM,Zweidler-McKay PA,Calin GA

更新日期：2012-04-01 00:00:00

abstract：BACKGROUND & AIMS:Mutational inactivation of adenomatous polyposis coli (APC) is an early event in colorectal cancer (CRC) progression that affects the stability and increases the activity of β-catenin, a mediator of Wnt signaling. Progression of CRC also involves inactivation of signaling via transforming growth facto...

journal_title：Gastroenterology

authors： Freeman TJ,Smith JJ,Chen X,Washington MK,Roland JT,Means AL,Eschrich SA,Yeatman TJ,Deane NG,Beauchamp RD

更新日期：2012-03-01 00:00:00

abstract：BACKGROUND & AIMS:Acute-on-chronic liver failure (ACLF) develops in patients with chronic liver disease and has high mortality. Mobilization of bone marrow-derived stem cells with granulocyte colony-stimulating factor (G-CSF) could promote hepatic regeneration. METHODS:Consecutive patients with ACLF were randomly assi...

journal_title：Gastroenterology

authors： Garg V,Garg H,Khan A,Trehanpati N,Kumar A,Sharma BC,Sakhuja P,Sarin SK

更新日期：2012-03-01 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 & AIMS:The complications of diverticulosis cause considerable morbidity in the United States; health care expenditures for this disorder are estimated to be $2.5 billion per year. Many physicians and patients believe that a high-fiber diet and frequent bowel movements prevent the development of diverticulosi...

journal_title：Gastroenterology

authors： Peery AF,Barrett PR,Park D,Rogers AJ,Galanko JA,Martin CF,Sandler RS

更新日期：2012-02-01 00:00:00