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209篇 您的检索式:作者名="Kate J"
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1肌萎缩性侧索硬化蛋白激活小胶质细胞NLRP3炎性小体显示文摘小胶质细胞NLRP3炎性小体激活正在成为神经退行性变过程中神经炎症的关键因素。诸如β-淀粉样蛋白和α-突触核蛋白之类的致病性蛋白质聚集体触发小胶质NLRP3激活,从而导致半胱天冬酶-1激活和IL-1β的分泌。在小鼠肌萎缩性侧索硬化症(ALS)的SOD1G93A模型中,半胱天冬酶-1和IL-1β均促进疾病进展,提示小胶质NLRP3在该进程中发挥作用。然而先前的研究表明,SOD1G93A小鼠小胶质细胞不表达NLRP3,SOD1G93A蛋白在小胶质细胞中产生独立于NLRP3的IL-1β。本研究论证了使用Nlrp3-GFP基因敲入小鼠,在SOD1G93A小鼠中小胶质细胞表达NLRP3。本研究显示聚集和可溶性SOD1G93A均可激活小鼠原代小胶质细胞中的炎性小体,导致半胱天冬酶-1和IL-1β裂解,ASC斑点形成以及呈剂量和时间依赖性的IL-1β分泌。重要的是,SOD1G93A无法从缺乏Nlrp3的小胶质细胞或者用特异性NLRP3抑制剂MCC950预处理的小胶质细胞中诱导IL-1β分泌,从而证实NLRP3是介导SOD1诱导的小胶质细胞IL-1β分泌的关键炎症小体复合物。在TDP-43Q331K ALS小鼠模型中也观察到小胶质NLRP3上调,TDP-43野生型和突变蛋白亦可以NLRP3依赖性的方式激活小胶质炎性小体。从机制上讲,本研究确定了活性氧簇和ATP的生成是SOD1G93A介导的NLRP3激活所需的关键事件。总之,本研究的数据表明ALS小胶质细胞表达NLRP3,而病理ALS蛋白激活小胶质NLRP3炎性小体。因此,NLRP3抑制可能是阻止小胶质细胞神经炎症和ALS疾病进展的潜在治疗方法。Vandana Deora John D Lee Eduardo AAlbornoz Luke McAlary Cyril J Jagaraj Avril A B Robertson Julie D Atkin Matthew A Cooper Kate Schroder Justin J Yerbury Richard Gordon Trent MWoodruff 杜一星(编译) 2020神经损伤与功能重建2020,15,9:13
2Variability of cell proliferation in the proximal and distal colon of normal rats and rats with dimethylhydrazine induced carcinogenesis显示文摘AIM:To investigate the patterns of cell proliferation in proximal and distal colons in normal rats and rats with1,2-dimethylhydrazine(DMH)induced carcinogenesis using the thymidine analogue bromodeoxyuridine.METHODS:Colonic crypt cell proliferation was immunohistochemically detected using the anti-bromodeoxyuridine Bu20a monoclonal antibody.RESULTS:Marked regional differences were found in both groups.Total labelling index(LI)and proliferative zone size in both normal(8.65±0.34vs7.2±0.45,27.74±1.07vs16.75±1.45)andDMH groups(13.13±0.46vs11.55±0.45,39.60±1.32vs35.52±1.58)were significantly higher in distal than in proximal colon(P<0.05).although the number of cells per proxmal crypt was greater(31.45±0.20vs34.45±0.39,42.68±0.53vs49.09±0.65,P<0.001).Crypt length,total LT and proliferative zone size all increased in both proximal and distal regions of DMH rats compared to normal controls(P<0.0001).In DMH-treated rat colon a shift of labelled cells to higher crypt cell positions was demonstrated distally whist a bi-directional shift was evident proximally(P<0.05).CONCLUSION:Our results show that changes in cell proliferation patterns,as assessed by bromodeoxyuridine uptake,can act as a reliable intermediate marker of colonic cancer formation.Observed differences between proliferation patterns in distal and proximal colon may be associated with the higher incidence of tumors in t he distal colon.Kate E Williamson Brian J Rowlands 2002World Journal of Gastroenterology2002,8,5:12
3Immunobiology of congenital cytomegalovirus infection of the central nervous system--the murine cytomegalovirus model显示文摘Irena Slavuljica Daria Kvestak Peter Csaba Huszthy Kate Kosmac William J Britt Stipan Jonjic 2015Cellular & Molecular Immunology2015,12,2:10
4Cytoreductive surgery and intraperitoneal chemotherapy for colorectal peritoneal metastases显示文摘AIM:To systematically review the available evidence regarding cytoreductive surgery(CRS) and intraperitoneal chemotherapy(IPC) for colorectal peritoneal metastases(CPM).METHODS:An electronic literature search was carried out to identify publications reporting oncological outcome data(overall survival and/or disease free survival and/or recurrence rates)following CRS and IPC for treatment of CPM.Studies reporting outcomes following CRS and IPC for cancer subtypes other than colorectal were only included if data were reported independently for colorectal cancer-associated cases;in addition studies reporting outcomes for peritoneal carcinomatosis of appendiceal origin were excluded.RESULTS:Twenty seven studies,published between1999 and 2013 with a combined population of 2838patients met the predefined inclusion criteria.Included studies comprised 21 case series,5 case-control studies and 1 randomised controlled trial.Four studies provided comparative oncological outcome data for patients undergoing CRS in combination with IPC vs systemic chemotherapy alone.The primary indication for treatment was CPM in 96%of cases(2714/2838)and recurrent CPM(rCPM)in the remaining 4%(124/2838).In the majority of included studies(20/27)CRS was combined with hyperthermic intraperitoneal chemotherapy(HIPEC).In 3 studies HIPEC was used in combination with early post-operative intraperitoneal chemotherapy(EPIC),and 2 studies used EPIC only,following CRS.Two studies evaluated comparative outcomes with CRS+HIPEC vs CRS+EPIC for treatment of CPM.The delivery of IPC was performed using an'open'or'closed'abdomen approach in the included studies.CONCLUSION:The available evidence presented in this review indicates that enhanced survival times can be achieved for CPM after combined treatment with CRS and IPC.Reza Mirnezami Brendan J Moran Kate Harvey Tom Cecil Kandiah Chandrakumaran Norman Carr Faheez Mohamed Alexander H Mirnezami 2014World Journal of Gastroenterology2014,20,38:6
5Aspirin responsive platelet thrombophilia in essential thrombocythemia and polycythemia vera显示文摘Essential thrombocythemia(ET) and polycythemia vera(PV) frequently present with erythromelalgia and acrocyanotic complications, migraine-like microvascular cerebral and ocular transient ischemic attacks(MIAs) and/or acute coronary disease. The spectrum of MIAs in ET range from poorly localized symptoms of transient unsteadiness, dysarthria and scintillating scotoma to focal symptoms of transient monocular blindness, transient mono- or hemiparesis or both. The attacks all have a sudden onset, occur sequentially rather than simultaneously, last for a few seconds to several minutes and are usually associated with a dull, pulsatile or migraine-like headache. Increased hematocrit and blood viscosity in PV patients aggravate the microvascular ischemic syndrome of thrombocythemia to major arterial and venous thrombotic complications. Phlebotomy to correct hematocrit to normal in PV significantly reduces major arterial and venous thrombotic complications, but fails to prevent the platelet-mediated erythromelalgia and MIAs. Complete long-term relief of the erythromelalgic microvascular disturbances, MIAs and major thrombosis in ET and PV patients can be obtained with low dose aspirin and platelet reduction to normal, but not with anticoagulation. Skin punch biopsies from the erythromelalgic area show fibromuscular intimal proliferation of arterioles complicated by occlusive plateletrich thrombi leading to acrocyanotic ischemia. Symptomatic ET patients with erythromelalgic microvascular disturbances have shortened platelet survival, increased platelet activation markers β-thromboglobulin(β-TG), platelet factor 4(PF4) and thrombomoduline(TM), increased urinary thromboxane B2(TXB2) excretion, and no activation of the coagulation markers thrombin fragments F1+2 and fibrin degradation products. Inhibition of platelet cyclooxygenase(COX1) by aspirin is followed by the disappearance and no recurrence of microvascular disturbances, increase in platelet number, correction of the shortened platelet survival times to normal, and reduction of increased plasma levels of β-TG, PF4, TM and urinary TXB2 excretion to normal. These results indicate that platelet-mediated fibromuscular intimal proliferation and platelet-rich thrombi in the peripheral, cerebral and coronary end-arterial microvasculature are responsible for the erythromelalgic ischemic complica-tions, MIAs and splanchnic vein thrombosis. Baseline platelet P-selectin levels and arachidonic acid induced COX1 mediated platelet activation showed a highly significant increase of platelet P-selectin expression(not seen in ADP and collagen stimulated platelets), which was significantly higher in JAK2V617 F mutated compared to JAK2 wild type ET.Jan Jacques Michiels Fibo WJ Ten Kate Peter J Koudstaal Perry JJ Van Genderen 2013World Journal of Hematology2013,2,2:4
6Computed tomographic colonography versus colonoscopy for investigation of patients with symptoms suggestive of colorectal cancer (SIGGAR): a multicentre randomised trial显示文摘Wendy Atkin Edward Dadswell Kate Wooldrage Ines Kralj-Hans Christian von Wagner Rob Edwards Guiqing Yao Clive Kay David Burling Omar Faiz Julian Teare Richard J Lilford Dion Morton Jane Wardle Steve Halligan 2013The Lancet2013,,:3
7Computed tomographic colonography versus barium enema for diagnosis of colorectal cancer or large polyps in symptomatic patients (SIGGAR): a multicentre randomised trial显示文摘Steve Halligan Kate Wooldrage Edward Dadswell Ines Kralj-Hans Christian von Wagner Rob Edwards Guiqing Yao Clive Kay David Burling Omar Faiz Julian Teare Richard J Lilford Dion Morton Jane Wardle Wendy Atkin 2013The Lancet2013,,:2
8Extended Transthoracic Resection Compared With Limited Transhiatal Resection for Adenocarcinoma of the Mid/Distal Esophagus: Five-Year Survival of a Randomized Clinical Trial显示文摘Jikke M. T. Omloo Sjoerd M. Lagarde Jan B. F. Hulscher Johannes B. Reitsma Paul Fockens Herman van Dekken Fiebo J. W. ten Kate Huug Obertop Hugo W. Tilanus J Jan B. van Lanschot 2007Annals of Surgery2007,,6:2
9Global change in local places :how scale matters 显示文摘Wilbanks T J Kates R W 1999Climate Change1999,43,:1
10The synthesis of poly-α-amino acids in anhydrous hydrogen fluoride显示文摘Kenneth D Kopple Joseph J Kate 1956J Am Chem Soc1956,78,:1
11Recurrent non- aneurysmal subarachnoid haemorrhage in Takayasu arteritis:is the cause immunological or mechanical?显示文摘Shuaib UA Kate M Homik J 2013BMJ Case Rep2013,2013,20:1
12Efficient Hidden Surface Removal for Objects with Small Union Size显示文摘KATE M J OVERMARS M H SHARIR M 1992Computational Geometry Theory Application1992,2,:1
13查看详情显示文摘Lehotay S J Kate(r)ina M Alan R L 0,,02:1
14Validation of a model to predictperioperative mortality from lung cancer resection in the elderly显示文摘Kates M Perez X Gribetz J 2009Am J Respir Crit Care Med2009,179,5:1
15Multichannel dynamic- range compression using digital frequency warping 显示文摘KATES J M AREHART K H 2005EURASIP Journal on Applied Signal Processing2005,18,:1
16Primary tumor levels of human tissue kallikreins affect surgical success and survival in ovarian cancer patients显示文摘Dorn J Schmitt M Kates R 0,,06:1
17Disease processes may be reflected by correlations among tissue kallikrein proteases but not with proteolytic factors uPA and PAI-1 in primary ovarian carcinoma显示文摘Dorn J Harbeck N Kates R 2006Biol Chem2006,387,8:1
18Evaluation of Common Organic Solvents for Gas Chromatographic Analysis and Stability of Multiclass Pesticide Residues显示文摘KATEφINA M STEVEN J L 2004Journal of Chromatography A2004,1040,:1
19Effect of salt and water balance on recovery of gastrointestinal function after elective colonic resection: a randomised controlled trial显示文摘Dileep N Lobo Kate A Bostock Keith R Neal Alan C Perkins Brain J Rowlands Simon P Allison 2002The Lancet . 2002 (9320)2002,,9320:1
20Toward an accurate scaling relation for the critical current in niobium-tin conductors 显示文摘Godeke A Haken B T Ten Kate H H J 2002IEEE Transactions on Applied Superconductivity2002,12,:1
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