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1094篇 您的检索式:作者名="ROBERT M B"
    题名 作者 年代 出处 被引量
1最新AD研究用诊断标准:IWG-2标准显示文摘在过去的8年中,国际工作组织(IWG)和美国国立老化研究院-阿尔茨海默协会(NIA-AA)建立了阿尔茨海默病(AD)诊断标准,它能更好地定义AD的临床表型,整合了生物标记物于诊断流程中,并覆盖了疾病的全程。本意见书充分地权衡了IWG标准的优缺点,建议改进诊断框架。依据这些改进,AD的诊断变得简单,只要有恰当的AD临床表型(典型或不典型)和与AD的病理相一致的病理生理学生物标志物出现。我们认为疾病的下游的定位性生物标志,如容积性磁共振成像(MRI)和氟脱氧葡萄糖-正电子发射型计算机断层成像(FDG-PET)等,适合更好地测量和监测疾病过程。本文还详述了非典型性AD、混合性AD和AD临床前期的特异诊断标准。陈刚 曹雯炜 俞羚 糜建华 Dubois B Feldman HH Jacova C Hampel H Molinuevo JL Blennow K DeK osky ST Gauthier S Selkoe D Bateman R Cappa S Crutch S Engelborghs S Frisoni GB Fox NC Galasko D Habert MO Jicha GA Nordberg A Pasquier F Rabinovici G Robert P Rowe C Salloway S Sarazin M Epelbaum S de Souza LC Vellas B Visser PJ Schneider L Stern Y Scheltens P Cummings JL 2014神经病学与神经康复学杂志2014,11,3:31
2Cyclooxygenase-2 and epithelial growth factor receptor up-regulation during progression of Barrett's esophagus to adenocarcinoma显示文摘瞄准:在整个 Barretts 食管的前进调查 cyclooxygenase-2 (COX-2 ) 和上皮的生长因素受体(EGFR ) 的表示() 。方法:COX-2 和 EGFR 蛋白质表情被使用免疫检测组织化学的方法。详细 cytomorphological 改变的 A 是坚定的。COX-2 和 EGFR 表示的区域被使用计算机成像系统确定。结果:COX-2 和 EGFR 的表情与前进一起增加了从到食管腺癌(EAC ) 。积极关联在 COX-2 表示和 EGFR 表示之间被发现。结论:COX-2 和 EGFR 可能在逐步的前进从是合作的到 EAC,从而导致致癌作用。Yan Li John M Wo Mukunda B Ray Whitney Jones Ruifeng R Su Susan Ellis Robert C G Martin 2006World Journal of Gastroenterology2006,12,6:14
3Mycophenolate mofetil for drug-induced vanishing bile duct syndrome显示文摘Amoxicillin/clavulanate is associated with liver injury, mostly of a cholestatic pattern. While outcomes are usually benign, progression to cirrhosis and death has been reported. The role of immunosuppressive therapy for patients with a protracted course is unclear. We report the case of an elderly patient who developed prolonged cholestasis secondary to amoxicillin/clavulanate. Vanishing bile duct syndrome was confirmed by sequential liver biopsies. The patient responded to prednisone treatment, but could not be weaned off corticosteroids, even when azathioprine was added. Complete withdrawal of both prednisone and azathioprine was possible by using mycophenolate mofetil, an inosine monophosphate dehydrogenase inhibitor. Sustained remission has been maintained for more than 3 years with low-dose mycophenolate mofetil.S Simona Jakab A Brian West Dennis M Meighan Robert S Brown Jr William B Hale 2007World Journal of Gastroenterology2007,13,45:8
4Altered vasoactive intestinal peptides expression in irritable bowel syndrome patients and rats with trinitrobenzene sulfonic acid-induced colitis显示文摘AIM: To investigate the vasoactive intestinal peptides(VIP) expression in irritable bowel syndrome(IBS) and trinitrobenzene sulfonic acid(TNBS) induced colitis.METHODS: The VIP gene expression and protein plasma levels were measured in adult participants(45.8% male) who met Rome Ⅲ criteria for IBS for longer than 6 mo and in a rat model of colitis as induced by TNBS.Plasma and colons were collected from naive and inflamed rats.Markers assessing inflammation(i.e.,weight changes and myeloperoxidase levels) were assessed on days 2,7,14 and 28 and compared to controls.Visceral hypersensitivity of the rats was assessed with colo-rectal distension and mechanical threshold testing on hind paws.IBS patients(n = 12) were age,gender,race,and BMI-matched with healthy controls(n = 12).Peripheral whole blood and plasma from fasting participants was collected and VIP plasma levels were assayed using a VIP peptide-enzyme immunoassay.Human gene expression of VIP was analyzed using a custom PCR array.RESULTS: TNBS induced colitis in the rats was confirmed with weight loss(13.7 ± 3.2 g) and increased myeloperoxidase activity.Visceral hypersensitivity tocolo-rectal distension was increased in TNBS treated rats up to 21 d and resolved by day 28.Somatic hypersensitivity was also increased up to 14 d post TNBS induction of colitis.The expression of an inflammatory marker myeloperoxidase was significantly elevated in the intracellular granules of neutrophils in rat models following TNBS treatment compared to naive rats.This confirmed the induction of inflammation in rats following TNBS treatment.VIP plasma concentration was significantly increased in rats following TNBS treatment as compared to naive animals(P < 0.05).Likewise,the VIP gene expression from peripheral whole blood was significantly upregulated by 2.91-fold in IBS patients when compared to controls(P < 0.00001; 95%CI).VIP plasma protein was not significantly different when compared with controls(P = 0.193).CONCLUSION: Alterations in VIP expression may play a role in IBS.Therefore,a better understanding of the physiology of VIP could lead to new therapeutics.Arseima Y Del Valle-Pinero LeeAnne B Sherwin Ethan M Anderson Robert M Caudle Wendy A Henderson 2015World Journal of Gastroenterology2015,21,1:7
5MicroRNAs and liver cancer associated with iron overload:Therapeutic targets unravelled显示文摘Primary liver cancer is a global disease that is on the increase.Hepatocellular carcinoma(HCC)accounts for most primary liver cancers and has a notably low survival rate,largely attributable to late diagnosis,resistance to treatment,tumour recurrence and metastasis.MicroRNAs(miRNAs/miRs)are regulatory RNAs that modulate protein synthesis.miRNAs are involved in several biological and pathological processes including the development and progression of HCC.Given the poor outcomes with current HCC treatments,miRNAs represent an important new target for therapeutic intervention.Several studies have demonstrated their role in HCC development and progression.While many risk factors underlie the development of HCC,one process commonly altered is iron homeostasis.Iron overload occurs in several liver diseases associated with the development of HCC including Hepatitis C infection and the importance of miRNAs in iron homeostasis and hepatic iron overload is well characterised.Aberrant miRNA expression in hepatic fibrosis and injury response have been reported,as have dysregulated miRNA expression patterns affecting cell cycle progression,evasion of apoptosis,invasion and metastasis.In2009,miR-26a delivery was shown to prevent HCC progression,highlighting its therapeutic potential.Several studies have since investigated the clinical potential of other miRNAs with one drug,Miravirsen,currently in phaseⅡclinical trials.miRNAs also have potential as biomarkers for the diagnosis of HCC and to evaluate treatment efficacy.Ongoing studies and clinical trials suggest miRNA-based treatments and diagnostic methods will have novel clinical applications for HCC in the coming years,yielding improved HCC survival rates and patient outcomes.Catherine M Greene Robert B Varley Matthew W Lawless 2013World Journal of Gastroenterology2013,19,32:5
6Quality in the technical performance of colonoscopy and the continuous quality improvement process for colonoscopy: recommendations of the U.S. Multi-Society Task Force on Colorectal Cancer显示文摘Douglas K Rex John H Bond Sidney Winawer Theodore R Levin Randall W Burt David A Johnson Lynne M Kirk Scott Litlin David A Lieberman Jerome D Waye James Church John B Marshall Robert H Riddell 2002The American Journal of Gastroenterology2002,,6:3
7Advances in cirrhosis: Optimizing the management of hepatic encephalopathy显示文摘Hepatic encephalopathy(HE) is a major complication of cirrhosis resulting in significant socioeconomic burden, morbidity, and mortality. HE can be further subdivided into covert HE(CHE) and overt HE(OHE). CHE is a subclinical, less severe manifestation of HE and requires psychometric testing for diagnosis. Due to the time consuming screening process and lack of standardized diagnostic criteria, CHE is frequently underdiagnosed despite its recognized role as a precursor to OHE. Screening for CHE with the availability of the Stroop test has provided a pragmatic method to promptly diagnose CHE. Management of acute OHE involves institution of lactulose, the preferred first-line therapy. In addition, prompt recognition and treatment of precipitating factors is critical as it may result in complete resolution of acute episodes of OHE. Treatment goals include improvement of daily functioning, evaluation for liver transplantation, and prevention of OHE recurrence. For secondary prophylaxis, intolerance to indefinite lactulose therapy may lead to non-adherence and has been identified as a precipitating factor for recurrent OHE. Rifaximin is an effective add-on therapy to lactulose for treatment and prevention of recurrent OHE. Recent studies have demonstrated comparable efficacy of probiotic therapy to lactulose use in both primary prophylaxis and secondary prophylaxis.Andy Liu Ryan B Perumpail Radhika Kumari Zobair M Younossi Robert J Wong Aijaz Ahmed 2015World Journal of Hepatology2015,7,29:3
8NOD2 and ATG16L1 polymorphisms affect monocyte responses in Crohn's disease显示文摘AIM:To assess whether polymorphisms in NOD2 and ATG16L1 affect cytokine responses and mycobacterium avium subspecies paratuberculosis (MAP) survival in monocytes from Crohn's disease (CD) patients.METHODS:Monocytes were isolated from peripheral blood of CD patients of known genotype for common single nucleotide polymorphisms of NOD2 and ATG16L1.Monocytes were challenged with MAP and bacterial persistence assessed at subsequent time-points.Cytokine responses were assayed using a Milliplex multi-analyte profiling assay for 13 cytokines.RESULTS:Monocytes heterozygous for a NOD2 polymorphism (R702W,P268S,or 1007fs) were more permissive for growth of MAP (P=0.045) than those without.There was no effect of NOD2 genotype on subsequent cytokine expression.The T300A polymorphism ofATG16L1 did not affect growth of MAP in our model (P=0.175),but did increase expression of cytokines interleukin (IL)-10 (P=0.047) and IL-6 (P=0.019).CONCLUSION:CD-associated polymorphisms affected the elimination of MAP fromex vivo monocytes (NOD2),or expression of certain cytokines (ATG16L1),implying independent but contributory roles in the pathogenesis of CD.Dylan M Glubb Richard B Gearry Murray L Barclay Rebecca L Roberts John Pearson Jacqui I Keenan Judy McKenzie Robert W Bentley 2011World Journal of Gastroenterology2011,17,23:2
9Thyroid hormone stimulates hepatic lipid catabolism via activation of autophagy显示文摘Sinha Rohit Anthony You Seo-Hee Zhou Jin Siddique Mobin M Bay Boon-Huat Zhu Xuguang Privalsky Martin L Cheng Sheue-Yann Stevens Robert D Summers Scott A Newgard Christopher B Lazar Mitchell A Yen Paul M 2012EN2012,,7:2
10Astrocyte elevated gene-1 regulates hepatocellular carcinoma development and progression显示文摘Yoo Byoung Kwon Emdad Luni Su Zao-zhong Villanueva Augusto Chiang Derek Y Mukhopadhyay Nitai D Mills Alan Scott Waxman Samuel Fisher Robert A Llovet Josep M Fisher Paul B Sarkar Devanand 2009Journal of Clinical Investigation2009,,3:2
11Ankle Fractures in the Elderly: What You Get Depends on Where You Live and Who You See显示文摘Kenneth J Koval Jon Lurie Weiping Zhou Michael B Sparks Robert V Cantu Scott M Sporer James Weinstein 2005Journal of Orthopaedic Trauma2005,,9:2
12New directions in management accounting research 显示文摘Atkinson A A Balakrishnan P B Cote J M Grout T M Roberts H Ulan E Wu A Journal of Management Accounting Research0,997,:1
13Endophytic nitrogen fixation in sugarcane:present knowledge and future applications显示文摘Robert M B Segundo U Bruno J R Veronica R 2003Plant & Soil2003,252,:1
14Amyloid β-peptide impairs ion-motive ATPase activities:evidence for a role in loss of neuronal Ca^2+ Homeostasis and cell death显示文摘Robert J M Kenneth H Allan B 1995J Neurosci1995,15,9:1
15Physiological actions and clinical applications of transforming growth factor-13 (TGF-I])显示文摘Roberts A B Sporn M B 1993Growth Factors1993,8,1:1
16Mul- tialternative decision field theory: a dynamic connec- tionist model of decision making显示文摘ROBERT M R JEROME R B JAMES T T 2001Psychological Review2001,108,2:1
17Multiple organ dysfunction after return of spontaneous circulation in postcardiac arrest syndrome显示文摘Roberts B W Kilgannon J H Chansky M E 2013Crit Care Med2013,41,:1
18Exploring Variation in Active Network Size: Constraints and Ego Characteristics 显示文摘Roberts S G B Dunbar R I M Pollet T V 2009Social Networks2009,31,2:1
19Transforming growth factor type beta: rapid induction of fibrosis and angiogenesis in vivo and stimulation of collagen formation in vitro 显示文摘Roberts A B Sporn M B Assoian R K 1986Proc Natl Acad Sci U S A1986,83,12:1
20Giardiasis surveil lance--United States,1992--1997 显示文摘FUMESS B W BEACH M J ROBERTS J M 2000MMWRCDC Surveill Summ2000,49,7:1
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