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7367篇 您的检索式:作者名="M S Yang"
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1Oncofetal antigen glypican-3 as a promising early diagnostic marker for hepatocellular carcinoma显示文摘BACKGROUND:Hepatocellular carcinoma (HCC) is characterized by a multi-cause,multi-stage and multi-focus process of tumor progression.Its prognosis is poor and early diagnosis is of utmost importance.This study was undertaken to investigate the dynamic expression of oncofetal antigen glypican-3 (GPC-3) and GPC-3 mRNA in hepatocarcinogenesis and to explore their early diagnostic value for HCC.METHODS:A hepatoma model was induced in male Sprague-Dawley rats with 0.05% 2-fluorenylacetamide and confirmed by hematoxylin and eosin staining and gamma-glutamyltransferase (GGT) expression.Total RNA was purified and transcribed into cDNA by reverse transcription.Fragments of the GPC-3 gene were amplified by nested RT-PCR,and confirmed by sequencing.GPC-3 was analyzed by immunohistochemistry,Western blotting or ELISA.RESULTS:Positive GPC-3 expression showed as brown granule-like staining localized in the cytoplasm.Histological examination of hepatocytes revealed three morphological stages of granule-like degeneration,atypical hyperplasia (precancerous),and cancer formation,with a progressive increase of liver total RNA and GGT expression.The incidence of liver GPC-3 mRNA and GPC-3,and serum GPC-3 was 100%,100% and 77.8% in the HCC group,100%,100%,and 66.7% in the precancerous group,83.3%,83.3%,and 38.9% in the degeneration group,and no expression in the liver or blood of the control group,respectively.There was a positive correlation between liver GPC-3 mRNA and total RNA level (r=0.475,P<0.05) or liver GPC-3 (r=1.0,P<0.001) or serum GPC-3 (r= 0.994,P<0.001).CONCLUSION:Abnormal oncofetal antigen GPC-3 and GPC-3 mRNA expression in hepatocarcinogenesis may be promising molecular markers for early diagnosis of HCC.Research Center of Clinical Medicine,Affiliated Hospital of Nantong University,Nantong 226001,China (Yao M,Yao DF,Qiu LW,Wu W,Sai WL,Yang JL and Zhang HJ) Department of Oncology,Yancheng First People’s Hospital,Yancheng 224001,China (Bian YZ) Department of Oncology,Second Affiliated Hospital,Nanjing Medical University,Nanjing 210011,China (Zhang CG) 2011Hepatobiliary & Pancreatic Diseases International2011,10,3:51
2Metformin does not improve survival in patients with hepatocellular carcinoma显示文摘AIM:To assess whether metformin,which has a chemopreventive effect in chronic liver disease,has any chemotherapeutic effect in hepatocellular carcinoma.METHODS:This was a retrospective study of 701 patients with newly diagnosed hepatocellular carcinoma(HCC)seen between January 2005 and June 2011 at Mayo Clinic,Rochester,Minnesota.This patient cohort was a part of the global HCC BRIDGE study,which is a large longitudinal study of HCC determining the realworld experience of HCC characteristics,management and patient outcomes.We defined significant metformin exposure as continuation of this agent at least 90d beyond diagnosis of HCC,and compared survival of diabetic patients on metformin to diabetic patients not on metformin and non-diabetics.RESULTS:Our cohort was 72.9%male,with a mean±SD age of 62.6±12.3 years.The most common etiologies of liver disease were hepatitis C(34%),alcoholic liver disease(29%),fatty liver disease(15%)and hepatitis B(9%).By univariate analysis,using diabetics not on metformin as the reference group,diabetic patients with HCC on metformin had no survival advantage,with a HR(95%CI)of 1.0(0.8-1.3).Non-diabetic HCC patients also did not appear to have a survival advantage as compared to diabetic HCC patients not on metformin,as demonstrated by a HR(95%CI)of1.1(0.7-1.7).Diabetics on metformin beyond 90 d after HCC diagnosis had a longer median survival at 34.2 mo,as compared to 25.5 mo among diabetic patients who were not on metformin or had discontinued metformin within 90 d after HCC diagnosis.This finding was likely due to potential survival bias among those who lived long enough to receive metformin.CONCLUSION:Although the literature suggests a chemotherapeutic effect in other malignancies,our study demonstrates no survival benefit to the use of metformin in diabetic patients with HCC.Mamatha Bhat Roongruedee Chaiteerakij William S Harmsen Cathy D Schleck Ju Dong Yang Nasra H Giama Terry M Therneau Gregory J Gores Lewis R Roberts 2014World Journal of Gastroenterology2014,20,42:11
3A review of UHMWPE wear-induced osteolysis:the role for early detection of the immune response显示文摘In a world where increasing joint arthroplasties are being performed on increasingly younger patients,osteolysis as the leading cause of failure after total joint arthroplasty(TJA) has gained considerable attention.Ultra-high molecular weight polyethylene wear-induced osteolysis is the process by which prosthetic debris mechanically released from the surface of prosthetic joints induces an immune response that favors bone catabolism, resulting in loosening of prostheses with eventual failure or fracture. The immune response initiated is innate in that it is nonspecific and self-propagating, with monocytic cells and osteoclasts being the main effectors. To date, detecting disease early enough to implement effective intervention without unwanted systemic side effects has been a major barrier. These barriers can be overcome using newer in vivo imaging techniques and modules linked with fluorescence and/or chemotherapies. We discuss the pathogenesis of osteolysis, and provide discussion of the challenges with imaging and therapeutics. We describe a positron emission tomography imaging cinnamoyl-Phe-(D)-Leu-Phe-(D)-Leu-Phe-Lys module,specific to macrophages, which holds promise in early detection of disease and localization of treatment.Further research and increased collaboration among therapeutic and three-dimensional imaging researchers are essential in realizing a solution to clinical osteolysis in TJA.Adrese M Kandahari Xinlin Yang Kevin A Laroche Abhijit S Dighe Dongfeng Pan Quanjun Cui 2016Bone Research2016,4,2:7
4Biological responses of small yellow croaker(Larimichthys polyactis) to multiple stressors: a case study in the Yellow Sea, China显示文摘Temporal changes in biological characteristics of small yellow croaker Larimichthys polyactis in the Yellow Sea were examined for the period of 1960–2008. The body size and age of small yellow croaker decreased substantially, in particular, average length of fish in 2008 was reduced by ~85% than those occurring in 1985, and at that time ~93% of the total catch was dominated by one-year-old individuals. Correspondingly, growth parameters also varied significantly over the years, i.e., k(growth coefficient) and t_0(zero-length age) gradually increased from 0.26 and –0.58 year in 1960 to 0.56 and –0.25 year in 2008, respectively. Although, L∞(body length)sharply decreased from 34.21 cm in 1960 to 24.06 cm in 2008, and t_r(inflexion age) decreased from 3.78 year in1960 to 1.61 year in 2008. There was a great increase both in natural mortality coefficient and fishing mortality coefficient. However, according to the gray correlation analysis, changes in the biological characteristics of small yellow croaker were induced by different stressors ranked as: fishing vessel power>feeding grade>sea surface temperature. This study suggests that the active fishery management measures for biological characters of fish populations should be considered.SHAN Xiujuan LI Xiansen YANG Tao SHARIFUZZAMAN S M ZHANG Guozheng JIN Xianshi DAI Fangqun 2017Acta Oceanologica Sinica2017,36,10:5
5母乳喂养和孕产妇心血管病风险:30万中国妇女的前瞻性研究显示文摘母乳喂养给儿童健康带来了大量好处,并且也与母亲生命后期心血管病风险降低相关。然而,有关其对心血管病影响的证据仍然不一致,特别是在东亚人中,母乳喂养的频率和持续时间与西方国家的频率和持续时间显著不同。2004-2008年,中国香港嘉道理生物样本库(China Kadoorie biobank)从中国10个不同地区招募了年龄30-79岁受试者50万人,基线无心血管病的女性受试者289 573人在8年的随访中,刘莉 叶鹏 Peters SAE Yang L Guo Y Chen Y Bian Z Du J Yang J Li S Li L Woodward M Chen Z 2017中华高血压杂志2017,25,8:4
6A Sustained Virologic Response Is Durable in Patients With Chronic Hepatitis C Treated With Peginterferon Alfa-2a and Ribavirin显示文摘Mark G. Swain Ming–Yang Lai Mitchell L. Shiffman W. Graham E. Cooksley Stefan Zeuzem Douglas T. Dieterich Armand Abergel Mário G. Pess?a Amy Lin Andreas Tietz Edward V. Connell Moisés Diago 2010Gastroenterology2010,,5:3
7Hedgehog signaling regulates epithelial-mesenchymal transition during biliary fibrosis in rodents and humans显示文摘Omenetti Alessia Porrello Alessandro Jung Youngmi Yang Liu Popov Yury Choi Steve S Witek Rafal P Alpini Gianfranco Venter Juliet Vandongen Hendrika M Syn Wing-Kin Baroni Gianluca Svegliati Benedetti Antonio Schuppan Detlef Diehl Anna Mae 2008Journal of Clinical Investigation2008,,10:3
8The use of ultrasonic cleaning for ultrafiltration membranes in the dairy industry显示文摘S Muthukumaran K Yang A Seuren S Kentish M Ashokkumar G.W Stevens F Grieser 2004Separation and Purification Technology2004,,1:2
9全颗粒饲料对奶牛生产性能的影响显示文摘饲料中的中性洗涤纤维(NDF)含量和饲料颗粒直径是影响瘤胃功能的重要因素。试验评估了以颗粒饲料为主的奶牛瘤胃健康情况、NDF消化率和生产性能。选取8头荷斯坦母牛(336±30 d,体重346±35 kg),随机分配到交叉重复试验组中,奶牛安置于牛栏,自由采食。试验期为3周,前两周是适应期,最后一周为数据收集期。各组饲粮原料相同,但物理形式不同,分为全混合日粮(TMR)和颗粒料(直径=8 mm)。两组间物理有效NDF(pe NDF)不同,TMR组为39.8%,颗粒料组为11.8%。在试验过程中,干物质采食量(DMI)、饮水量、瘤胃反刍时间、瘤胃温度和pH情况均记录。3周后收集粪样,确定潜在的可消化NDF总消化率(pdNDF)。每阶段结束后计算平均日增重和饲料转化率。颗粒料组的DMI、DMI/体重和饮水量更高。而两组间平均日增重和饲料转化率无显著差异。颗粒料组的瘤胃反刍时间为241 min·d-1低于TMR组的507 min·d-1。饲料的不同物理外形对瘤胃温度、瘤胃pH无显著影响。TMR组的pdNDF总消化率为90.25%高于颗粒料组的86.82%。试验结果表明,动物易接受完整的颗粒饲料,DMI较高,且反刍时间减少,但瘤胃pH无显著变化。TMR组的pdNDF消化率显著增加。尽管两组奶牛在DMI和纤维消化方面表现不同,但总体表现相似,两组饲料的保存时间与其物理形式有关。在短期内,提供能满足NDF需求的完全颗粒饲料可改善瘤胃健康状况和动物生产性能,而较长时间的数据则需要进一步试验。Wang J Yang M Cao M Lin Y Che L Q Duraipandiyan V Al-Dhabi N A Fang Z F Xu S Y Feng B Liu G Wu D Bonfante E Palmonari A Mammi L Canestrari G Fustini M Formigoni A 2016饲料博览2016,0,12:2
10Effect of dispersant concentration on slip casting of cordierite-based glass ceramics显示文摘MEI S YANG J FERREIRA M F 2001J Colloid Inter Sci2001,241,:2
11益生菌抑制自发性高血压大鼠的菌群失调和血压升高:短链脂肪酸的作用显示文摘该研究旨在评估益生菌短双歧杆菌CECT7263(BFM)及发酵乳酸杆菌CECT5716(LC40)、短链脂肪酸丁酸盐及醋酸盐对自发性高血压大鼠(spontaneously hypertensive rat,SHR)心血管的作用。方法和结果:5周龄的Wistar Kyoto大鼠(WKY)10只和周龄匹配的SHR 50只随机分为6组:对照WKY、对照SHR、BFM干预的SHR、LC40干预的SHR、丁酸盐干预的SHR和醋酸盐干预的SHR。袁源(译) 练桂丽(审校) Robles-Vera I Toral M de la Visitación N Sánchez M Gómez-Guzmán M Romero M Yang T Izquierdo-Garcia JL Jiménez R Ruiz-Cabello J Guerra-Hernández E Raizada MK Pérez-Vizcaíno F Duarte J 2020中华高血压杂志2020,28,9:2
12Imaging pancreatobiliary ductal system with optical coherence tomography: A review显示文摘An accurate, noninvasive and cost-effective method of in situ tissue evaluation during endoscopy would be highly advantageous for the detection of dysplasia or early cancer and for identifying different disease stages. Optical coherence tomography(OCT) is a noninvasive, high-resolution(1-10 μm) emerging optical imaging method with potential for identifying microscopic subsurface features in the pancreatic and biliary ductal system. Tissue microstructure of pancreaticobiliary ductal system has been successfully imaged by inserting an OCT probe through a standard endoscope operative channel. High-resolution OCT images and the technique's endoscopic compatibility have allowed for the microstructural diagnostic of thepancreatobiliary diseases. In this review, we discussed currently available pancreaticobiliary ductal imaging systems to assess the pancreatobiliary tissue microstructure and to evaluate varieties of pancreaticobiliary disorders and diseases. Results show that OCT can improve the quality of images of pancreatobiliary system during endoscopic retrograde cholangiopancheatography procedure, which may be important in distinguishing between the neoplastic and non-neoplastic lesions.Mohammad S Mahmud Gray R May Mohammad M Kamal Ahmed S Khwaja Carry Sun Alex Vitkin Victor XD Yang 2013World Journal of Gastrointestinal Endoscopy2013,5,11:2
13Structural analysis and thermal influence of Space Solar Telescope显示文摘CHEN Z P YANG S M HU Q Q 2002SPIE2002,4853,:2
14Transmembrane ICa contributes to rate-dependent changes of action potentials in human ventricular myocytes显示文摘Li GR Yang B Feng J Bosch RF Carrier M Nattel S 1999Am J Physiol1999,276,12:2
15Role and relevance of polarity and hindrance of vinyl monomers in graft copolymerization onto potato starch显示文摘Fu Z S Liang W D Yang A M 2002J Appl Polym Sci2002,85,4:2
16Dynamic contrast enchanced T2*-weighted MR imaging of gliomatosis cerebri显示文摘Yang S Wetzel S Law M 2002AJNR2002,23,3:2
17Drop on Demand Solder Droplet Jetting System for Fabricating Microstructure显示文摘LEE T M KANG T G YANG J S 2008Electronics Packaging Manufacturing2008,31,3:1
18Glioma Grading; Sensitivity, Speceficity,and Predictive Values of Perfusion MR Imaging and Proton MR Spectroscopic Imaging Compared with Conventional MR Imaging显示文摘Law M Yang S Wang H 2003AJNR2003,24,8:1
19Semiclassical wave function in the chaotic region from a quantizing cantorus 显示文摘Yang S B Kellman M E 2006Chemical Physics2006,322,1:1
20Roles of JNK,p38 end ERK mitosen-activated protein kinases in the growth inhibition and apoptosis induced by cadmium显示文摘 Wang I C Yang J L 2000Carcinogenesis2000,21,7:1
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