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179篇 您的检索式:作者名="Alic S"
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1Helicobacter pylori and EBV in gastric carcinomas:Methylation status and microsatellite instability显示文摘AIM:To verify the methylation status of CDH1, DAPK, COX2, hMLH1 and CDKN2A genes and to evaluate their association with Helicobacter pylori (H. pylori)-cagA+ and Epstein Barr virus (EBV) infections in gastric adenocarcinomas.METHODS: Methylation-specific PCR (MSP) assay was performed in 89 primary gastric carcinomas (intestinal and diffuse types). Microsatellite instability (MSI) analysis was performed using the BAT26 primer set and PCR products were analyzed with the ABI PRISM 3100 Genetic Analyzer using Genescan 3.7 software (Applied Biosystems). Detection of H. pylori and genotyping were performed by PCR, using specifi c primers for ureaseC and cagA genes. The presence of EBV was assessed by in situ hybridization. Statistical analyses were performed using the χ2 or Fisher's exact test.RESULTS: The most frequent hypermethylated gene was COX-2 (63.5%) followed by DAPK (55.7%), CDH1 (51%), CDKN2A (36%) and hMLH1 (30.3%). Intestinal and diffuse adenocarcinomas showed different methylation profiles and there was an association between methylation of E-CDH1 and H. pylori-cagA+ in the intestinal adenocarcinoma type. MSI was correlated with hMLH1 methylation. There was an inverse correlation between DAPK hypermethylation and MSI.CONCLUSION: We found a strong association between CDH1 methylation and H. pylori-cagA+ in intestinal-type gastric cancer, association of MSI and better prognosis and an heterogeneous COX-2 overexpression.Adriana Camargo Ferrasi Nídia Alice Pinheiro Silvia Helena Barem Rabenhorst Otávia Luisa Caballero Maria Aparecida Marchesan Rodrigues Fabrício de Carvalho Celso Vieira de Souza Leite Marcia Valéria Pitombeira Ferreira Marcos Aurélio Pessoa Barros Maria Inês de Moura Campos Pardini 2010World Journal of Gastroenterology2010,16,3:6
2Advances in endovascular aneurysm management: coiling and adjunctive devices显示文摘Endovascular coil embolisation continues to evolve and remains a valid modality in managing ruptured and unruptured cerebral aneurysms.Technological advances in coil properties,adjunctive devices and interventional techniques continue to improve long-term aneurysm occlusion rates.This review elaborates on the latest advances in next-generation endovascular coils and adjunctive coiling techniques for treating cerebral aneurysms.Jessica K Campos Brian V Lien Alice S Wang Li-Mei Lin 2020Stroke & Vascular Neurology2020,5,1:5
3A Mammalian microRNA Expression Atlas Based on Small RNA Library Sequencing显示文摘Pablo Landgraf Mirabela Rusu Robert Sheridan Alain Sewer Nicola Iovino Alexei Aravin Sébastien Pfeffer Amanda Rice Alice O. Kamphorst Markus Landthaler Carolina Lin Nicholas D. Socci Leandro Hermida Valerio Fulci Sabina Chiaretti Robin Foà Julia Schliwka 2007Cell2007,,7:4
4Infectious causation of chronic disease:Examining the relationship between Giardia lamblia infection and irritable bowel syndrome显示文摘AIM: To evaluate whether a higher prevalence of Giardia lamblia infection is associated with an increase in irritable bowel syndrome (IBS) prescriptions at the county level in Michigan. METHODS: The Michigan Disease Surveillance System (MDSS) was used to ascertain both the numbers of Giardia lamblia infections as well as the total number of foodborne illnesses per population by county in Michigan during 2005. This was compared with Blue Cross Blue Shield (BCBS) of Michigan numbers of drug prescriptions for IBS per one thousand members per county in 2005. These data were also analyzed for associations with per capita income by county and the number of refugees entering each county in 2005. RESULTS: There were a total of 786 confirmed cases of Giardia lamblia reported to MDSS in 2005. During the same time period, the number of prescriptions for IBS varied from 0.5 per 1000 members up to 6.0 per 1000 members per month. There was no trend towards higher numbers of IBS prescriptions in the counties with more Giardia lamblia infections. Per capita income was not associated with either IBS prescriptions or Giardiasis. There was a significant linear association between the number of refugees entering each county, and the number of Giardia lamblia cases per 100 000 population. CONCLUSION: In this ecological study, there was no association found between BCBS prescriptions for IBS and Giardia lamblia infections in Michigan counties. Our findings may have been influenced by the disparate number of refugees admitted per county.Alice S Penrose Eden V Wells Allison E Aiello 2007World Journal of Gastroenterology2007,13,34:3
5新加坡成人慢性呼吸系统疾病患者6分钟步行距离的最小临床重要差异值研究(英文)显示文摘目的:6 min步行距离(6MWD)是临床上常见的功能性运动能力测试,特别是对于慢性呼吸系统疾病患者。一些文献记载了关于白种人的6MWD的最小临床重要差异(MCID),但对亚洲人群的相关信息未见记载。本研究旨在建立亚洲成人慢性呼吸道疾病患者6MWD的最小临床重要差异。方法:采用'锚定'法和'分布'法对新加坡中央医院肺康复计划登记处的资料进行了分析。'锚定'法收集确诊为慢性呼吸道疾病的患者50例,其中男38例,女12例;平均年龄(64.2±12.3)岁,通过电话采访及使用整体变化评估量表(GROC)评价患者肺康复计划后的自觉改善程度,再将患者在肺康复计划中6MWD的改变数值与相对应的患者自觉改善程度进行比较,这种关系用操作特征曲线(ROC)统计表示。通过'分布'法确定6MWD的MCID,从门诊和住院的肺康复计划(PRP)参与者中检索医疗记录136例,其中男103例,女33例;平均年龄(60.1±14.1)岁。结果 :ROC曲线表明6MWD出现临床显著性变化的最佳临界值为17.4 m,其对应的敏感性为79.4%,特异性为81.3%,阳性似然比为4.23。由'分布'法确定6MWD的最小临床重要差异值为18.6 m。结论:18.6 m为新加坡华人6MWD的最小临床重要差异的估计值。Meredith T L YEUNG Alan W P WONG Katherine S L HUANG Alice Y M JONES 2015康复学报2015,25,1:3
6Th1 cytokines promote T-cell binding to antigen-presenting cells via enhanced hyaluronan production and accumulation at the immune synapse显示文摘Hyaluronan(HA)production by dendritic cells(DCs)is known to promote antigen presentation and to augment T-cell activation and proliferation.We hypothesized that pericellular HA can function as intercellular‘glue’directly mediating T cell–DC binding.Using primary human cells,we observed HA-dependent binding between T cells and DCs,which was abrogated upon pre-treatment of the DCs with 4-methylumbelliferone(4-MU),an agent which blocks HA synthesis.Furthermore,T cells regulate HA production by DCs via T cell-derived cytokines in a T helper(Th)subset-specific manner,as demonstrated by the observation that cell-culture supernatants from Th1 but not Th2 clones promote HA production.Similar effects were seen upon the addition of exogenous Th1 cytokines,IL-2,interferon c(IFN-c)and tumor necrosis factor a(TNF-a).The critical factors which determined the extent of DC–T cell binding in this system were the nature of the pre-treatment the DCs received and their capacity to synthesize HA,as T-cell clones which were pre-treated with monensin,added to block cytokine secretion,bound equivalently irrespective of their Th subset.These data support the existence of a feedforward loop wherein T-cell cytokines influence DC production of HA,which in turn affects the extent of DC–T cell binding.We also document the presence of focal deposits of HA at the immune synapse between T-cells and APC and on dendritic processes thought to be important in antigen presentation.These data point to a pivotal role for HA in DC–T cell interactions at the IS.Paul L Bollyky Stephen P Evanko Rebecca P Wu Susan Potter-Perigo S Alice Long Brian Kinsella Helena Reijonen Kelly Guebtner Brandon Teng Christina K Chan Kathy R Braun John A Gebe Gerald T Nepom Thomas N Wight 2010Cellular & Molecular Immunology2010,7,3:3
7A Resonant Accel- erometer with Two-Stage Micro-Leverage Mechanisms Fabricated by SOI-MEMS Technology 显示文摘Susan X P Su Henry S Yang Alice M Agogino 2005IEEE Sensors Journal2005,5,6:1
8Phylogeny ofRubus (Rosaceae) based on nuclear ribosomal DNA internal transcribed spacer region sequences 显示文摘Alice L A Campbell C S 1999Am JBot1999,86,:1
9Diet-induced iron deficiency anemia and pregnancy outcome in rhesus monkeys显示文摘Mari S Casey E Alice F 0,,03:1
10Herbivory,Mowing and Herbicides Differently Affect Production and Nutrient Allocation of Alternanthera Philoxeroides显示文摘SHON S S ALICE G Y JOHN R U 2007Aquatic Botany2007,86,1:1
11Detection and identification of specific bacteria in wound biofilms using peptide nucleic acid fluorescentin situ hybridization (PNA FISH)显示文摘alic S Hill KE Hayes A 2009Microbiology2009,1558,:1
12A Mammalian microRNA Expression Atlas Based on Small RNA Library Sequencing显示文摘Pablo Landgraf Mirabela Rusu Robert Sheridan Alain Sewer Nicola Iovino Alexei Aravin Sébastien Pfeffer Amanda Rice Alice O. Kamphorst Markus Landthaler Carolina Lin Nicholas D. Socci Leandro Hermida Valerio Fulci Sabina Chiaretti Robin Foà Julia Schliwka 2007Cell2007,,7:1
13Limulus antilipopolysaccharide factor prevents mortality late in the conrse endotoxemia显示文摘 Donghui S Alice H 1998J Infect Dis1998,177,:1
14Cluster analysis of an extensive human breast cancer cell line protein expression map database显示文摘ROBERT A H ALICE Y ROBERT C S 2002Proteomics2002,2,:1
15Treatment of recurrent eosinophilic granuloma with systemic therapy显示文摘Alice S Thomas J Sander D 2003Ophthal Plast Reconstr Surg2003,19,2:1
16Design of cylcohexane oxidation process using multiple neural networks显示文摘SARAH S Y L ALICE E S BADIE I MORSI 2001J of Manufacturing Systems2001,1,:1
17Visual Scanning Pat- terns and Executive Function in Relation to Facial Emotion Recog-nition in Aging显示文摘KARISHMA S C URAINA S C ALICE C G 2013Neuropsychol Dev Cogn B Aging Neuropsychol Cogn2013,20,2:1
18Visuospatial working memory, movement control and executive demandsSalway显示文摘 Logie Robert H 1995British Journal of Psychology1995,,86:1
19Diet - induced iron defi- ciency anemia and regnancy outcome in rhesus monkeys 显示文摘MARI S CASEY E ALICE F 2006Am J Clin Nutr2006,83,3:1
20Electricity Consumption and Economic Growth in China显示文摘ALICE S PUN L L 2004Energy Policy2004,32,1:1
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