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1Vascular endothelial growth factor receptor 2(VEGFR-2) plays a key role in vasculogenic mimicry formation,neovascularization and tumor initiation by Glioma stem-like cells显示文摘Human glioblastomas(GBM)are thought to be initiated by glioma stem-like cells(GSLCs).GSLCs also participate in tumor neovascularization by transdifferentiating into vascular endothelial cells.Here,we report a critical role of GSLCs in the formation of vasculogenic mimicry(VM),which defines channels lined by tumor cells to supply nutrients to early growing tumors andYao X Ping Y Liu Y Chen K Yoshimura T Liu M Gong W Chen C Niu Q Guo D Zhang X Wang JM Bian X 2013中国神经肿瘤杂志2013,11,3:23
2帕博利珠单抗(pembrolizumab)与化疗治疗微卫星不稳定性高/错配修复缺陷型转移性结直肠癌的比较:KEYNOTE-177的3期研究显示文摘背景:KEYNOTE-177 (NCT02563002)是一项3期随机、开放标签的临床研究,评估了帕博利珠单抗与标准化疗±贝伐珠单抗或西妥昔单抗作为微卫星不稳定性高/错配修复缺陷(MSI-H/d MMR)型转移性结直肠癌患者一线治疗的效果和安全性。本次公布了终期PFS分析的结果。方法:共有307名由当地医疗机构评判的MSI-H/d MMR且ECOG PS评分为0或1的转移性结直肠癌患者按1:1比例随机分组接受治疗,治疗方案为一线帕博利珠单抗(200 mg,Q3W,最长治疗时限为2年),或为研究者所选择的化疗方案,包括m FOLFOX6或FOLFIRI Q2W±贝伐珠单抗或西妥昔单抗(随机选择化疗方案)。治疗终止于出现PD、无法耐受的毒性、患者/研究者决定退出治疗或完成35个周期治疗(仅对于帕博利珠单抗而言)。确诊PD后,接受化疗组患者可转入帕博利珠单抗组并接受最长为35个周期的治疗。主要终点是PFS (RECIST v1.1,中心审查)和OS。主要的次要终点包括ORR (RECIST v1.1,中心审查)和安全性。该中期分析的数据截止日期是2020年2月19日。该研究仍将继续随访评估OS。结果:截止数据纳入时,153名患者被随机分至帕博利珠单抗组,154名患者被随机分至化疗组。帕博利珠单抗组的中位随访为28.4个月(0.2~48.3个月),化疗组为27.2个月(0.8~46.6个月)。帕博利珠单抗组PFS优于化疗组(中位时间16.5个月vs. 8.2个月;HR=0.60,95%CI:0.45~0.80,P=0.0002)。帕博利珠单抗组的12个月和24个月PFS率分别为55.3%和48.3%,化疗组则相应分别为37.3%和18.6%。帕博利珠单抗组与化疗组经确认的ORR分别为43.8%与33.1%;帕博利珠单抗组与化疗组中位持续反应时间分别为未达到(2.3+~41.4+个月)和10.6个月(2.8~37.5+个月)。帕博利珠单抗组3~5级与治疗相关的不良事件(AE)发生率为22%,化疗组为66%。化疗组中有1例患者因治疗相关的AE死亡。结论:与化疗相比,帕博利珠单抗作为MSI-H/d MMR型转移性结直肠癌的一线治疗可提供具有临床意义和统计学意义的PFS获益,同时观察到较少的与治疗相关的AE,应该成为这类患者的新的标准治疗方案。陈功 ANDRé T SHIU K K KIM T W 2020结直肠肛门外科2020,26,6:15
3酒精摄入、心脏生物标志物和心房颤动风险与不良结局显示文摘酒精摄入和新发心房颤动相关性证据不一,尤其是在低剂量下。该研究评估欧洲队列在整个饮酒范围内酒精摄入、生物标志物和新发心房颤动的关系。方法和结果:在一个以社区为基础的汇集队列中,研究者随访107845人,以评估酒精摄入(酒精种类和饮酒方式)与新发心房颤动的关系。研究者收集经典心血管病危险因素和新发心力衰竭的信息,并检测生物标记物氨基末端脑钠肽前体和高敏肌钙蛋白I。陈嘉睿(译) 练桂丽((审校) Csengeri D Sprünker NA Di Castelnuovo A Niiranen T Vishram-Nielsen JK Costanzo S S derberg S Jensen SM Vartiainen E Donati MB Magnussen C Camen S Gianfagna F L chen ML Kee F Kontto J Mathiesen EB Koenig W Stefan B de Gaetano G J rgensen T Kuulasmaa K Zeller T Salomaa V Iacoviello L Schnabel RB 2021中华高血压杂志2021,29,2:9
4Patterns of in-hospital mortality and bleeding complications following PCI for very elderly patients: insights from the Dartmouth Dynamic Registry显示文摘BackgroundVery 老病人(年龄 85 年) 是人口的一个很快增加的片断。作为一个组,他们经历跟随经皮的冠的干预(一种总线标准) 的在里面医院死亡和流血复杂并发症的高率。然而,在流血和死亡在之间的关系老 unknown.MethodsRetrospective 评论在 Dartmouth-Hitchcock 从 2000 ~ 2015 在 17,378 连续一种总线标准过程上被执行医学中心。在索引一种总线标准承认期间流血的发生(流血要求的输送,存取地点 hematoma > 5 厘米, pseudoaneurysm,和 retroperitoneal 流血)? 并且在里面医院死亡为四个年龄组被报导(< 65 年, 65-74 年, 75-84 年,和 85 年) 。承受了谁的流血复杂并发症和那些的病人的死亡被计算, multivariate 分析为在里面医院被执行死亡。最后,知道流血的预言者在病人年龄之间被比较 < 85 年和年龄 17,378 个病人学习了的 85 years.ResultsOf,(5.9%) 1019 经历了流血,(2.1%) 369 死了在里面医院追随者一种总线标准。流血和在里面医院死亡的发生与增加年龄 monotonically 增加了(死亡:0.94% , 2.27% , 4.24% 和 4.58% ;流血:3.96% , 6.62% , 10.68% 和 13.99% 好久 < 65, 65-74, 75-84 和 85 年,分别地) 。除了病人年龄 85 年,在 multivariate 分析上,流血为所有年龄组与增加的死亡被联系[机会比率(95% CI ) :变老 < 65 年, 3.65 (1.99-6.74 ) ;年龄 65-74 年, 2.83 (1.62-4.94 ) ;年龄 75-84 年, 3.86 (2.56-5.82 ) ,年龄 85 年:1.39 (0.49-3.95 )] 有增加的 .ConclusionsBleeding 和死亡追随者一种总线标准增加变老。为老尽管有流血的高率,流血在里面医院死亡追随者一种总线标准不再是预兆的。Shawn X Li Hannah I Chaudry Jiyong Lee Theodore B Curran Vishesh Kumar Kendrew K Wong Bruce W Andrus James T DeVries 2018Journal of Geriatric Cardiology2018,15,2:6
5Clinical outcomes following salvage Gamma Knife radiosurgery for recurrent glioblastoma显示文摘Glioblastoma multiforme(GBM) is the most common malignant primary brain tumor with a survival prognosis of 14-16 mo for the highest functioning patients. Despite aggressive, multimodal upfront therapies, the majority of GBMs will recur in approximately six months. Salvage therapy options for recurrent GBM(r GBM) are an area of intense research. This study compares recent survival and quality of life outcomes following Gamma Knife radiosurgery(GKRS) salvage therapy. Following a Pub Med search for studies usingGKRS as salvage therapy for malignant gliomas, nine articles from 2005 to July 2013 were identified which evaluated rG BM treatment. In this review, we compare overall survival following diagnosis, overall survival following salvage treatment, progression-free survival, time to recurrence, local tumor control, and adverse radiation effects. This report discusses results for rG BM patient populations alone, not for mixed populations with other tumor histology grades. All nine studies reported median overall survival rates(from diagnosis, range:16.7-33.2 mo; from salvage, range:9-17.9 mo). Three studies identified median progression-free survival(range:4.6-14.9 mo). Two showed median time to recurrence of GBM. Two discussed local tumor control. Six studies reported adverse radiation effects(range:0%-46% of patients). The greatest survival advantages were seen in patients who received GKRS salvage along with other treatments, like resection or bevacizumab, suggesting that appropriately tailored multimodal therapy should be considered with each rG BM patient. However, there needs to be a randomized clinical trial to test GKRS for rG BM before the possibility of selection bias can be dismissed.Erik W Larson Halloran E Peterson Wayne T Lamoreaux Alexander R MacKay Robert K Fairbanks Jason A Call Jonathan D Carlson Benjamin C Ling John J Demakas Barton S Cooke Christopher M Lee 2014World Journal of Clinical Oncology2014,5,2:5
6臂间血压差与脑卒中的关系显示文摘为了检测同时测量的双臂血压差值是否可识别踝臂血压指数〈0.90的受试者,及是否能预测未来心血管事件,Hirofumi等收集来自10个队列的日本受试者13 317人的数据(基于一般人群的队列,既往有心血管事件病史的队列及有心血管病危险因素的队列)进行荟萃分析。刘青 叶鹏 Hirofumi T Toshiaki O Toshiharu N Chisa M Kazuomi K Satoshi H Yoshikuni K Toyoshi I Yasutaka M Katsuhiko K Yasuharu T Motoyuki N Takayoshi O Hirotaka W Masanori M Mitsuru O Norihisa I Michinari N Tetsuo S Charalambos V Akira Y 2018中华高血压杂志2018,26,6:3
7CD133 expression is not restricted to stem cells, and both CD133^sup +^ and CD133^sup -^ metastatic colon cancer cells initiate tumors显示文摘Shmelkov Sergey V Butler Jason M Hooper Andrea T Hormigo Adilia Kushner Jared Milde Till Clair Ryan St Baljevic Muhamed White Ian Jin David K Chadburn Amy Murphy Andrew J Valenzuela David M Gale Nicholas W Thurston Gavin Yancopoulos George 2008Journal of Clinical Investigation2008,,:2
8A synthesis of research on requirements analysis and knowledge acquisition techniques显示文摘Byrd T A Cossick K L Zmud R W 1992MIS Quarterly1992,16,1:2
9Structural Control:Past,Present,and Future显示文摘Housner G W Bergman L A Caughey T K 0,,:2
10左心室舒张功能的遗传性和其他影响因素:以家庭为基础的人口研究显示文摘确定遗传因素影响舒张功能多普勒指数的程度,是评估左心室舒张功能障碍与预后关系的一个重要因素。因此,研究人员从一般人群中选出家庭样本,对其家族左心室舒张特性和舒张功能集合评分的遗传度进行评估。方法:随机抽取316个家庭样本,包括452名父母和600名后代,平均年龄分别为58.5和33.3岁,刘莉 叶鹏 Kloch-Badelek M Knez J Tikhonoff V Thijs L Sakiewicz W Ryabikov A Stolarz-Skrzypek K Jin Y Malyutina S Casiglia E Narkiewicz K Czarnecka D Kawecka-Jaszcz K Staessen JA Kuznetsova T 2014中华高血压杂志2014,22,10:2
11A comparison of two methods for determining the weights of belonging to fuzzy sets 显示文摘Chu A T W Kalaba R E Spingarn K 1979Journal of Optimization Theory and Application1979,27,:2
12Modified ZehnerSchlunder models for stagnant thermal conductivity of porous media 显示文摘Hsu C T Cheng P Wong K W 1994Int J Heat Mass Transfer1994,37,17:2
13Intramyocardial injection of naked DNA encoding HIF-1alpha/VP16 hybrid to enhance angiogenesis in an acute myocardial infarction model in the rat显示文摘Shyu K G Wang M T Wang B W 2002Cardiovasc Res2002,54,3:2
14A lumped-parameter model for stagnant thermal conductivity of spatially periodic porous media 显示文摘Hsu C T Cheng P Wong K W 1995J Heat Transfer1995,177,:2
15血根碱对肉鸡生长性能、相对器官重量、盲肠菌群、血清胆固醇水平以及肉品质的影响显示文摘研究旨在探索日粮添加血根碱(SGV)对肉鸡生长性能、相对器官重量、盲肠菌群、血清胆固醇水平和腿肌丙二醛含量的影响。选用840日龄雄性肉鸡(罗斯品种)饲养于28个稻草垫上,随机分为4个处理:玉米-豆粕型基础对照日粮、基础日粮中添加卑霉素10 ppm作为生长促进剂(AGP)、基础日粮中添加SGV 20 ppm(SGV20)和50 ppm(SGV50)。与饲喂基础日粮的肉鸡相比,基础日粮中添加AGP组、SGV20组和SGV50组的肉鸡最终体重(BW)、日增重、饲料转化率(FCR)显著改善(P<0.05)。与对照组相比,SGV20喂养组的肉鸡相对空肠重量显著降低(P<0.05),所有添加SGV组肉鸡相对空肠或回肠长度显著升高(P<0.05)。SGV20组较对照组肉鸡肠道菌群有所改变,尤其是盲肠乳酸菌数增加,但AGP组无改变。SGV20组或SGV50组肉鸡的总胆固醇水平较对照组显著降低(P<0.05),控制饮食物显著降低(P<0.05)。添加SGV后,作为脂质过氧化反应指示剂的腿肌丙二醛含量显著降低(P<0.05)。研究表明,在肉鸡日粮中补充SGV 20或50 ppm可以提高肉鸡生长性能,改变多种生物和生理参数,如相对器官重量、血清胆固醇水平、肠道菌群和肉品质。Lee K W Kim J S Oh S T Kang C W An B K 2015饲料博览2015,0,3:2
16Outcome of cytomegalovirus infections in patients with inflammatory bowel disease显示文摘Konstantinos A Papadakis Jim K Tung Scott W Binder Lori Y Kam Maria T Abreu Stephan R Targan Eric A Vasiliauskas 2001The American Journal of Gastroenterology2001,,7:2
17Double suicide gene (cytosine deaminase and herpes simplex virus thymidine kinase) but not single gene transfer allows reliable elimination of tumor cells in vivo显示文摘Uckert W Kammertons T H-aack K 0,,:2
18River flow forecasting: use of phase-space reconstruction and artificial neural networks approaches 显示文摘Sivakumar B Jayawardena A W Fernando T M K G 2002Journal of Hydrology2002,,265:2
19卒中介入治疗培训指南:国际多学会共识文件显示文摘1背景 缺血性卒中是全球人口死亡和残疾的首要原因。很多急性大血管闭塞(emergent large vesselocclusion,ELVO)患者都会遗留长期残疾。事实上,这些颅内大动脉闭塞经常会导致大面积脑损伤,进而造成患者死亡或严重致残。Lavine SD Cockroft K Hoh B Bambakidis N Khalessi AA Woo H Riina H Siddiqui A Hirsch JA Chong W Rice H Wenderoth J Mitchell P Coulthard A Signh TJ Phatorous C Khangure M Klurfan P ter Brugge K Iancu D Gunnarsson T Pongpech S Rodesch G Soderman M Taylor A Krings T Orbach D Picard L Suh DC Zheng HQ Jansen O Muto M Szikora I Pierot L Brouwer P Gralla J Renowden S Andersson T Fiehler J Turjman F White P Januel AC Spelle L Kulcsar Z Chapot R Biondi A Dima S Taschner C Szajner M Krajina A Sakai N Matsumaru Y Yoshknura S Ezura M Fujinaka T Iihara K Ishii A Higashi T Hirohata M Hyodo A Ito Y Kawanishi M Kiyosue H Kobayashi E Kobayashi S Kuwayama N Matsumoto Y Miyachi S Murayama Y Nagata I Nakahara I Nemoto S Niimi Y Oishi H Satomi J Satow T Sugiu K Tanaka M Terada T Yamagami H Diaz O Lylyk P Jayaraman MV Patsalides A Gandhi CD Lee SK Abruzzo T Albani B Ansari SA Arthur AS Baxter BW Bulsara KR Chen M Almandoz JE Fraser JF Heck DV Hetts SW Hussain MS Klucznik RP Leslie-Mawzi TM Mack WJ McTaggart RA Meyers PM Mocco J Prestigiacomo CA Pride GL Rasmussen PA Starke RM Sunenshine PJ Tarr RW Frei DF Pabo M Nogueira RG Zaidat OO Jovin T Linfante I Yavagal D Liebeskind D Novakovic R Pongpech S 许岩 孙瑞 郭芮兵 2017国际脑血管病杂志2017,25,5:2
20Intra-and inter-specific mitochondrial DNA sequences divergence in salmo:rainbow,steelhead,and cutthroat trouts显示文摘Wilson G M Thomas W K Beckenbach A T 1985Can J Zool1985,,63:2
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