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185篇 您的检索式:作者名="Mike A"
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1Contrast-enhanced 3D ultrasound in the radiofrequency ablation of liver tumors显示文摘Liver metastases and hepatocellular carcinomas are two of the most common causes of cancer deaths in the world.Radiofrequency ablation(RFA) is a well recognized,effective and minimally invasive means of treating malignant hepatic tumors.This article describes the use of contrast-enhanced 3D ultrasound(CE-3DUS) in the staging,targeting and follow-up of patients with liver tumors undergoing RFA.In particular,its value in the management of large hepatic lesions will be illustrated.Current limitations of CE-3DUS and future developments in the technique will also be discussed.In summary,CE-3DUS is useful in the RFA of liver tumors with improved detection and display of occult lesions and recurrence,in the assessment of lesional geometry and orientation for a more accurate planning and guidance of multiple RFA needle electrodes in large tumors and in the evaluation of residual or recurrent disease within the immediate and/or subsequent follow-up periods.Edward Leen Senthil Kumar Shahid A Khan Gavin Low Keh Oon Ong Paul Tait Mike Averkiou 2009World Journal of Gastroenterology2009,15,3:19
2如何设计高质量针刺临床研究:基于证据的专家共识显示文摘本针刺随机对照试验(Randomised controlled trials, RCT)专家共识是基于目前针刺试验面临的最普遍、最关键问题,由临床医生、研究人员、从事针灸和外科的临床试验专家、统计专家、临床流行病学和方法学专家以及患者组成的国际临床研究小组联合制订。该共识将有助于临床试验资助者、注册者以及期刊编辑等评估针刺RCT方案及研究结果的相关性、重要性和质量。张誉清 焦睿珉 Claudia M Witt 劳力行 刘建平 Lehana Thabane Karen J Sherman Mike Cummings Dawn P Richards Eun-Kyung Anna Kim Tae-Hun Kim Myeong Soo Lee Michael E Wechsler Benno Brinkhaus Jun J Mao Caroline A Smith 岗卫娟 刘保延 刘志顺 刘岩 郑晖 吴佳霓 AloBSO Carrasco-Labra Mohit Bhandari Philip J Devereaux 景向红 Gordon Guyatt 2022英国医学杂志中文版2022,25,6:7
3Colonoscopic yield of colorectal neoplasia in daily clinical practice显示文摘AIM:To assess the prevalence and location of ad-vanced neoplasia in patients undergoing colonoscopy,and to compare the yield per indication.METHODS:In a multicenter colonoscopy survey (n = 18 hospitals) in the Amsterdam area (Northern Holland),data of all colonoscopies performed during a three month period in 2005 were analyzed. The location and the histological features of all colonic neoplasia were recorded. The prevalence and the distribution ofadvanced colorectal neoplasia and differences in yield between indication clusters were evaluated. Advanced neoplasm was defi ned as adenoma > 10 mm in size,with > 25% villous features or with high-grade dyspla-sia or cancer.RESULTS:A total of 4623 eligible patients underwent a total colonoscopy. The prevalence of advanced neo-plasia was 13%,with 281 (6%) adenocarcinomas and 342 (7%) advanced adenomas. Sixty-seven percent and 33% of advanced neoplasia were located in the distal and proximal colon,respectively. Of all patients with right-sided advanced neoplasia (n = 228),51% had a normal distal colon,whereas 27% had a syn-chronous distal adenoma. Ten percent of all colono-scopies were performed in asymptomatic patients,7% of whom had advanced neoplasia. In the respective procedure indication clusters,the prevalence of right-sided advanced neoplasia ranged from 11%-57%. CONCLUSION:One out of every 7-8 colonoscopies yielded an advanced colorectal neoplasm. Colonoscopy is warranted for the evaluation of both symptomatic and asymptomatic patients.Jochim S Terhaar sive Droste Mike E Craanen Rene WM van der Hulst Joep F Bartelsman Dick P Bezemer Kim R Cappendijk Gerrit A Meijer Linde M Morsink Pleun Snel Hans ARE Tuynman Roy LJ van Wanrooy Eric IC Wesdorp Chris JJ Mulder 2009World Journal of Gastroenterology2009,15,9:6
4Infection After Spanning External Fixation for High-Energy Tibial Plateau Fractures: Is Pin Site–Plate Overlap a Problem?显示文摘Catherine Laible Emily Earl-Royal Roy Davidovitch Mike Walsh Kenneth A Egol 2012Journal of Orthopaedic Trauma2012,,2:3
5Ron receptor-dependent gene regulation in a mouse model of endotoxin-induced acute liver failure显示文摘BACKGROUND:Prior experimentation has shown that loss of the tyrosine kinase(TK) signaling domain of the Ron receptor leads to marked hepatocyte protection in a model of lipopolysaccharideinduced acute liver failure(ALF) in D-galactosamine(GalN)sensitized mice.The aim of this study was to identify the role of Ron in the regulation of hepatic gene expression.METHODS:Microarray analyses were performed on liver RNA isolated sequentially from wild-type(WT) and TK-/mice during the progression of ALF.Gene array data were validated using Western and immunohistochemistry analyses as well as with ex vivo culture systems.RESULTS:At baseline,101 genes were differentially expressed between WT and TK-/-livers,which regulate processes involved in hypoxia,proliferation,apoptosis and metabolism.One hour after ALF induction,WT livers exhibited increased cytokine expression compared to TK-/-livers,and after 4 hours,an induction of suppressor of cytokine signaling(SOCS) genes as well as JAK-STAT pathway activation were prominent in TK-/livers compared to controls.CONCLUSION:Our studies suggest a novel hepato-protective mechanism in Ron TK-/-mice wherein increased and sustained SOCS production and JAK-STAT activation in the hepatocyte may inhibit the destructive proinflammatory milieu and promote survival factors which blunt hepatic death and the ensuing development of ALF.Rishikesh M Kulkarni Louis W Kutcher William D Stuart Daniel J Carson Mike A Leonis Susan E Waltz 2012Hepatobiliary & Pancreatic Diseases International2012,11,4:3
6Multicenter evaluation of recurrence in endoscopic submucosal dissection and endoscopic mucosal resection in the colon:A Western perspective显示文摘BACKGROUND While colon endoscopic mucosal resection(EMR)is an effective technique,removal of larger polyps often requires piecemeal resection,which can increase recurrence rates.Endoscopic submucosal dissection(ESD)in the colon offers the ability for en bloc resection and is well-described in Asia,but there are limited studies comparing ESD vs EMR in the West.AIM To evaluate different techniques in endoscopic resection of large polyps in the colon and to identify factors for recurrence.METHODS The study is a retrospective comparison of ESD,EMR and knife-assisted endoscopic resection performed at Stanford University Medical Center and Veterans Affairs Palo Alto Health Care System between 2016 and 2020.Knife-assisted endoscopic resection was defined as use of electrosurgical knife to facilitate snare resection,such as for circumferential incision.Patients≥18 years of age undergoing colonoscopy with removal of polyp(s)≥20 mm were included.The primary outcome was recurrence on follow-up.RESULTS A total of 376 patients and 428 polyps were included.Mean polyp size was greatest in the ESD group(35.8 mm),followed by knife-assisted endoscopic resection(33.3 mm)and EMR(30.5 mm)(P<0.001).ESD achieved highest en bloc resection(90.4%)followed by knife-assisted endoscopic resection(31.1%)and EMR(20.2%)(P<0.001).A total of 287 polyps had follow-up(67.1%).On follow-up analysis,recurrence rate was lowest in knife-assisted endoscopic resection(0.0%)and ESD(1.3%)and highest in EMR(12.9%)(P=0.0017).En bloc polyp resection had significantly lower rate of recurrence(1.9%)compared to non-en bloc(12.0%,P=0.003).On multivariate analysis,ESD(in comparison to EMR)adjusted for polyp size was found to significantly reduce risk of recurrence[adjusted hazard ratio 0.06(95%CI:0.01-0.57,P=0.014)].CONCLUSION In our study,EMR had significantly higher recurrence compared to ESD and knife-assisted endoscopic resection.We found factors including resection by ESD,en bloc removal,and use of circumferential incision were associated with significantly decreased recurrence.While further studies are needed,we have demonstrated the efficacy of ESD in a Western population.Mike T Wei Margaret J Zhou Andrew A Li Andrew Ofosu Joo Ha Hwang Shai Friedland 2023World Journal of Gastrointestinal Endoscopy2023,15,6:2
7Iron in the NEEM ice core relative to Asian loess records over the last glacial–interglacial cycle显示文摘Mineral dust can indirectly affect the climate by supplying bioavailable iron(Fe)to the ocean.Here,we present the records of dissolved Fe(DFe)and total Fe(TDFe)in North Greenland Eemian Ice Drilling(NEEM)ice core over the past 110 kyr BP.The Fe records are significantly negatively correlated with the carbon-dioxide(CO_(2))concentrations during cold periods.The results suggest that the changes in Fe fluxes over the past 110 kyr BP in the NEEM ice core are consistent with those in Chinese loess records because the mineral-dust distribution is controlled by the East Asian deserts.Furthermore,the variations in the dust input on a global scale are most likely driven by changes in solar radiation during the last glacial–interglacial cycle in response to Earth’s orbital cycles.In the last glacial–interglacial cycle,the DFe/TDFe ratios were higher during the warm periods(following the post-Industrial Revolution and during the Holocene and last interglacial period)than during the main cold period(i.e.the last glacial maximum(LGM)),indicating that the aeolian input of iron and the iron fertilization effect on the oceans have a non-linear relationship during different periods.Although the burning of biomass aerosols has released large amounts of DFe since the Industrial Revolution,no significant responses are observed in the DFe and TDFe variations during this period,indicating that severe anthropogenic contamination has no significant effect on the DFe(TDFe)release in the NEEM ice core.Cunde Xiao Zhiheng Du Mike J Handley Paul A Mayewski Junji Cao Simon Schüpbach Tong Zhang Jean-Robert Petit Chuanjin Li Yeongcheol Han Yuefang Li Jiawen Ren 2021National Science Review2021,8,7:2
8Acquired mutation of the tyrosine kinase JAK2 in human myeloproliferative disorders显示文摘E Joanna Baxter Linda M Scott Peter J Campbell Clare East Nasios Fourouclas Soheila Swanton George S Vassiliou Anthony J Bench Elaine M Boyd Natasha Curtin Mike A Scott Wendy N Erber Anthony R Green 2005The Lancet . 2005 (9464)2005,,:2
9A principal component analysis of facial expressions显示文摘Calder Andrew J Burton A Mike Miller Paul Young Andrew W 2001Vision Research2001,41,:1
10Gas producting parameters in sanitary landfill simula-tors显示文摘BARLAZ M A MIKE M W HAM R K 1987Waste Management and Research1987,5,1:1
11On the Stochastic Cahn-Hilliard Equation显示文摘 Mikeli (c) A 1991Nonlinear Analysis1991,16,12:1
12Experimental study on the wind-induced vibration of a dry inclined cable-Part I: Phenomena 显示文摘Cheng Shaohong Guy L Larose Mike G Savage Hiroshi Tanaka Peter A Irwin 2008Journal of Wind Engineering and Industrial Aerodynamics2008,96,12:1
13On computer simulation methods to model Zener pinning 显示文摘Azmir Harun Elizabeth A Holm Mike P Clode Aeta Mater0,,:1
14Development of a phonol- ogy model for predicting western cherry fruit fly, rhagoletis indif- ferens curran (Diptera: Tephfitidae) , emergence in the mid Co- lumbia area of the Western United States 显示文摘Yoohan S Lan B C Mike O A 2003Asia-Pacific Ento- mology2003,6,2:1
15Enantioselective synthesis of loracarbef from sodium erythorbate 显示文摘Jeffery W Frazier Mike A Staszak Leland O Weige 1992Tetrahedron Lett1992,33,7:1
16Facies architecture of Kookfontein shelf edge delta,Tanqua-Karoo Basin(South Africa):Implications for facies analysis and modeling显示文摘Sonibare W A Mikes D Cole D I 2011South Africa Journal of Geology2011,114,:1
17On the implications of routing metric staleness in delay tolerant networks显示文摘Mike P Wittie Khaled A Harras Kevin C Almeroth 0,,16:1
18Gas production parameters in sanitary landfill simulators 显示文摘M A Barlaz M W Mike R K Ham 1987Waste Management and Research1987,5,1:1
19Screening for bacterial vaginosis in pregnancy显示文摘Jeanne-Marie G Susan MM Mike A 2001Am J Prev M2001,20,3:1
20Kernel PCA and De-Noising in Feature Space显示文摘Mike S Scholkopf B Smola A 1999Advances in Neural Information Processing Systems1999,11,:1
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