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433篇 您的检索式:作者名="Thomas D N"
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1Randomized trial in malignant biliary obstruction:Plastic vs partially covered metal stents显示文摘AIM:To compare efficacy and complications of par-tially covered self-expandable metal stent(pcSEMS)to plastic stent(PS)in patients treated for malignant,infrahilar biliary obstruction.METHODS:Multicenter prospective randomized clinical trial with treatment allocation to a pcWallstent(SEMS)or a 10 French PS.Palliative patients aged≥18,for infrahilar malignant biliary obstruction and a Karnofsky performance scale index>60%from 6 participating North American university centers.Primary endpoint was time to stent failure,with secondary outcomes of death,adverse events,Karnofsky performance score and short-form-36 scale administered on a three-monthly basis for up to 2 years.Survival analyses were performed for stent failure and death,with Cox proportional hazards regression models to determine significant predictive characteristics.RESULTS:Eighty-five patients were accrued over 37mo,42 were randomized to the SEMS group and 83patients were available for analyses.Time to stent failure was 385.3±52.5 d in the SEMS and 153.3±19.8 d in the PS group,P=0.006.Time to death did not differ between groups(192.3±23.4 d for SEMS vs211.5±28.0 d for PS,P=0.70).The only significant predictor was treatment allocation,relating to the time to stent failure(P=0.01).Amongst other measured outcomes,only cholangitis differed,being more common in the PS group(4.9%vs 24.5%,P=0.029).The small number of patients in follow-up limits longitudinal assessments of performance and quality of life.From an initially planned 120 patients,only 85 patients were recruited.CONCLUSION:Partially covered SEMS result in a longer duration till stent failure without increased complication rates,yet without accompanying measurable benefits in survival,performance,or quality of life.Peter L Moses Khalid M AlNaamani Alan N Barkun Stuart R Gordon Roger D Mitty M Stanley Branch Thomas E Kowalski Myriam Martel Viviane Adam 2013World Journal of Gastroenterology2013,19,46:6
2ACC/AHA guidelines for the management of patients with unstable angina and non–st-segment elevation myocardial infarction显示文摘Eugene Braunwald Elliott M Antman John W Beasley Robert M Califf Melvin D Cheitlin Judith S Hochman Robert H Jones Dean Kereiakes Joel Kupersmith Thomas N Levin Carl J Pepine John W Schaeffer Earl E Smith David E Steward Pierre Theroux Raymond J Gibbons J 2000Journal of the American College of Cardiology2000,,3:4
322-gauge core vs 22-gauge aspiration needle for endoscopic ultrasound-guided sampling of abdominal masses显示文摘AIM To compare the aspiration needle(AN) and core biopsy needle(PC) in endoscopic ultrasound-guided fine needle aspiration(EUS-FNA) of abdominal masses.METHODS Consecutive patients referred for EUS-FNA were included in this prospective single-center trial. Each patient underwent a puncture of the lesion with both standard 22-gauge(G) AN(Echo Tip Ultra; Cook Medical, Bloomington, Indiana, United States) and the novel 22 G PC(Echo Tip Pro Core; Cook Medical, Bloomington, Indiana, United States) in a randomized fashion; histology was attempted in the PC group only. The main study endpoint was the overall diagnostic accuracy, including the contribution of histology to the final diagnosis. Secondary outcome measures included material adequacy, number of needle passes, and complications.RESULTS Fifty six consecutive patients(29 men; mean age 68 years) with pancreatic lesions(n = 38), lymphadenopathy(n = 13), submucosal tumors(n = 4), or others lesions(n = 1) underwent EUS-FNA using both of the needles in a randomized order. AN and PC reached similar overall results for diagnostic accuracy(AN: 88.9 vs PC: 96.1, P = 0.25), specimen adequacy(AN: 96.4% vs PC: 91.1%, P = 0.38), mean number of passes(AN: 1.5 vs PC: 1.7, P = 0.14), mean cellularity score(AN: 1.7 vs PC: 1.1, P = 0.058), and complications(none). A diagnosis on the basis of histology was achieved in the PC group in 36(64.3%) patients, and in 2 of those as the sole modality. In patients with available histology the mean cellularity score was higher for AN(AN: 1.7 vs PC: 1.0, P = 0.034); no other differences were of statistical significance.CONCLUSION Both needles achieved high overall diagnostic yields and similar performance characteristics for cytological diagnosis; histological analysis was only possible in 2/3 of cases with the new needle.William Sterlacci Athanasios D Sioulas Lothar Veits Pervin G?nüllü Guido Schachschal Stefan Groth Mario Anders Christos K Kontos Theodoros Topalidis Andrea Hinsch Michael Vieth Thomas R?sch Ulrike W Denzer 2016World Journal of Gastroenterology2016,22,39:2
4Serotonin type 3 receptor subunit gene polymorphisms associated with psychosomatic symptoms in irritable bowel syndrome:A multicenter retrospective study显示文摘BACKGROUND Single-nucleotide polymorphisms(SNPs)of the serotonin type 3 receptor subunit(HTR3)genes have been associated with psychosomatic symptoms,but it is not clear whether these associations exist in irritable bowel syndrome(IBS).AIM To assess the association of HTR3 polymorphisms with depressive,anxiety,and somatization symptoms in individuals with IBS.METHODS In this retrospective study,623 participants with IBS were recruited from five specialty centers in Germany,Sweden,the United States,the United Kingdom,and Ireland.Depressive,anxiety,and somatization symptoms and sociodemographic characteristics were collected.Four functional SNPs—HTR3A c.-42C>T,HTR3B c.386A>C,HTR3C c.489C>A,and HTR3E c.*76G>A—were genotyped and analyzed using the dominant and recessive models.We also performed separate analyses for sex and IBS subtypes.SNP scores were calculated as the number of minor alleles of the SNPs above.The impact of HTR3C c.489C>A was tested by radioligand-binding and calcium influx assays.RESULTS Depressive and anxiety symptoms significantly worsened with increasing numbers of minor HTR3C c.489C>A alleles in the dominant model(F_(depressive)=7.475,P_(depressive)=0.006;F_(anxiety)=6.535,P_(anxiety)=0.011).A higher SNP score(range 0-6)was linked to a worsened depressive symptoms score(F=7.710,P-linear trend=0.006)in IBS.The potential relevance of the HTR3C SNP was corroborated,showing changes in the expression level of 5-HT3AC variant receptors.CONCLUSION We have provided the first evidence that HTR3C c.489C>A is involved in depressive and anxiety symptoms in individuals with IBS.The SNP score indicated that an increasing number of minor alleles is linked to the worsening of depressive symptoms in IBS.Sabrina Berens Yuanjun Dong Nikola Fritz Jutta Walstab Mauro D'Amato Tenghao Zheng Verena Wahl Felix Boekstegers Justo Lorenzo Bermejo Cristina Martinez Stefanie Schmitteckert Egbert Clevers Felicitas Engel Annika Gauss Wolfgang Herzog Robin Spiller Miriam Goebel-Stengel Hubert Mönnikes Viola Andresen Frieling Thomas Jutta Keller Christian Pehl Christoph Stein-Thöringer Gerard Clarke Timothy G Dinan Eamonn M Quigley Gregory Sayuk Magnus Simrén Jonas Tesarz Gudrun Rappold Lukas van Oudenhove Rainer Schaefert Beate Niesler 2022World Journal of Gastroenterology2022,28,21:2
5Effects of process parameters on melt-spun Ag-Cu显示文摘THOMA D J GLASGOW T K TEWARI S N 1988J Mater Sci1988,98,:1
6The US national cholesterol education programe adult treatment panel Ⅲ(NCEPATP Ⅲ) prevalence of the meta bolic syndrome in a Chinese population显示文摘THOMAS G N HO S Y JANUS E D 2005Diabetes Res Clin Pract2005,67,:1
7Robust analysis of the yeast proteome under 50 kDa by molecular-massbased fractionation and top-down mass spectrometry显示文摘Kellie J F Catherman A D Durbin K R Tran J C Tipton J D Norris J L Witkowski C E 2nd Thomas P M Kelleher N L 0,,01:1
8Interpreting the colour of an estuary显示文摘Bowers D G Evans D Thomas D N 2004Estuarine Coastal and Shelf Science2004,59,:1
9On the architecture and function of cuttlefish bone显示文摘BIRCHALL J D THOMAS N L 1983J Mater Sci1983,18,:1
10cAMP sensitivity of HCN pacemaker channels determines basal heart rate but is not critical for autonomic rate control显示文摘Schweizer PA Duhme N Thomas D 2010Circ Arrhythm Electrophysiol2010,3,5:1
11Calculation of Mobile Location Using Scatter Information显示文摘Thomas N j Cruickshark D G M Laurenson D I 0,,09:1
12Antarctic sea ice-a habitat for extremophiles显示文摘THOMAS D N DIECKMANN G S 2002Science2002,295,5555:1
13Numerical Modeling of Bed Deformation in Laboratory Channels显示文摘BUI M D THOMAS W N WOLFGANG R 2004Journal of Hydraulic Engineering2004,130,9:1
14Changes in newcomers' psychological contracts during organizational socialization: A study of recruits entering the british army显示文摘Thomas H D C Anderson N 1998Journal of Organizational Behavior1998,19,:1
15The Determination of the Plate Count for Large Molecules under Reversed-Phase Gradient Conditions显示文摘Uwe D N Hillary B H Thomas E W 2010Journal of Chromatography A2010,1217,14:1
16Genetic reductionof group 1 metabotropic glutamate receptors altersselect behaviors in a mouse model for fragile X syndrome显示文摘THOMAS AM BUI N GRAHAM D 2011Behav Brain Res2011,223,2:1
17Valsartan benefits left ventricular structure and function in heart failure: Val-HeFT echocardiographic study显示文摘Maylene Wong Lidia Staszewsky Roberto Latini Simona Barlera Alberto Volpi Yann-Tong Chiang Raymond L Benza Sidney O Gottlieb Thomas D Kleemann Franco Rosconi Pieter M Vandervoort Jay N Cohn 2002Journal of the American College of Cardiology2002,,:1
18Changes in newcomers' psychological contracts during organizational socialization: a study of recruits entering the British Army显示文摘 Anderson N 1998Journal of Organizational Behavior1998,19,:1
19Calculation of Mobile Location Using Scatter Information显示文摘Thomas N J Cruickshark D G M and Laurenson D I 2001Electronic Letters2001,37,9:1
20WinBUGSA bayesian modeling framework: concepts, structure and extensibility 显示文摘LUNN D J THOMAS A BEST N 2000Statistics and Computing2000,10,4:1
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