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| 1 | 2019新型冠状病毒基因组特征和流行病学:病毒起源和受体结合的意义显示文摘研究者对来自9例新型冠状病毒肺炎住院患者的支气管肺泡灌洗液样本和培养的分离株进行了下一代测序。从这些个体中获得了严重急性呼吸综合征-冠状病毒2(severe acute respiratory syndrome-coronavirus 2,SARS-CoV-2)的完整和部分基因组序列。利用Sanger测序连接病毒重叠群以获得全长基因组,cDNA末端快速扩增确定终端区。对这些SARSCoV-2基因组和其他冠状病毒基因组进行了系统进化分析,以确定该病毒的进化史并有助于推断其可能的起源。 | 刘青(译) 刘莉(审校) Lu R Zhao X Li J Niu P Yang B Wu H Wang W Song H Huang B Zhu N Bi Y Ma X Zhan F Wang L Hu T Zhou H Hu Z Zhou W Zhao L Chen J Meng Y Wang J Lin Y Yuan J Xie Z Ma J Liu WJ Wang D Xu W Holmes EC Gao GF Wu G Chen W Shi W Tan W | 2020 | 中华高血压杂志2020,28,3: | 516 |
| 2 | 金厂沟梁-二道沟金矿田内花岗岩类侵入体锆石的离子探针U-Pb年代学及意义显示文摘金厂沟梁-二道沟金矿田内花岗岩类侵入体SHRIMP锆石U-Ph定年结果表明,该区中生代以来到少经历了三次中酸性岩浆侵入作用,它们分别以西台子二长花岗岩、娄上含辉石石英闪长岩和西对面沟花岗闪长岩及闪长玢岩脉在218±4Ma(印支期)、161±1Ma(燕山早期)和126±1Ma(燕山晚期)的侵位为标志。花岗岩类的地球化学资料表明,这些花岗岩类侵入体形成与造山作用有关,为造山后或陆内拉张作用的产物。二道沟矿区成矿前或成矿期闪长玢岩脉的年龄126±1Ma限定了该区金矿化的最大年龄;结合前人有关年代学资料,认为本区金矿化应发生在126~118Ma。这说明金厂沟梁-二道沟金矿田的金矿床与我国胶东、小秦岭和辽东等地区的金矿床是同时形成的,再次证明燕山晚期是中国最重要而广泛的金成矿期。此外,在这些主要的金矿区内,金矿化时间上均具有与各自区内最晚一次花岗质岩浆作用同时或稍晚的特征,这可能指示金矿床是造山作用或区域构造-岩浆演化最晚期的产物。 | 苗来成 范蔚茗 翟明国 Qiu Y M McNaughton N J Groves D I | 2003 | 岩石学报2003,19,1: | 70 |
| 3 | MicroRNA-34a inhibits glioblastoma growth by targeting multiple oncogenes显示文摘 | Li Y Guessous F Zhang Y Dipierro C Kefas B Johnson E Marcinkiewicz L Jiang J Yang Y Schmittgen TD Lopes B Schiff D Purow B Abounader R | 2009 | 中国神经肿瘤杂志2009,7,4: | 56 |
| 4 | 长期保护性耕种方式对农田表层土壤性质的影响显示文摘研究了不同耕种方式对澳大利亚同一地区3种土壤表层(0-5cm)理化性质的作用,以揭示保护性耕作对土壤质量恢复的影响。结果表明:免耕穴播/保留残茬(DD/SR)、多年生人工草地(PP)和自然草地(NP)表层土壤的〉2mm水稳性团聚体含量、全氮、有机碳含量、田间持水量均显著高于其相应对照传统耕作/秸秆焚烧(CC/SB)、人工草地/作物轮作(PPC)和耕作(CT)的;土壤全氮含量、田间持水量分别与有机碳含量之间有极显著的正相关关系(r=0.994**,r=0.996**,n=6),而受土壤质地等因素的影响较小;在同一类型的土壤上,土壤有机碳含量与水稳定性团聚体含量之间存在显著的相关性;在不同试验区,耕作措施对表层土壤容重和孑L隙分布的影响存在较大差异;秸秆焚烧和施用石膏对表层土壤的pH及交换性阳离子含量有较大的影响。研究表明长期保护性耕作、草田轮作或多年生草地有利于提高表层土壤有机碳含量和结构稳定性,从而改善土壤的供肥供水能力。 | 张国盛 K Y Chan G D Li D P Heenan | 2008 | 生态学报2008,28,6: | 45 |
| 5 | Fecal microbiota transplantation as novel therapy in gastroenterology:A systematic review显示文摘AIM:To study the clinical efficacy and safety of Fecal microbiota transplantation(FMT).We systematically reviewed FMT used as clinical therapy.METHODS:We searched MEDLINE,EMBASE,the Cochrane Library and Conference proceedings from inception to July,2013.Treatment effect of FMT was calculated as the percentage of patients who achieved clinical improvement per patient category,on an intention-to-treat basis.RESULTS:We included 45 studies;34 on Clostridium difficile-infection(CDI),7 on inflammatory bowel disease,1 on metabolic syndrome,1 on constipation,1 on pouchitis and 1 on irritable bowel syndrome(IBS).In CDI 90% resolution of diarrhea in 33 case series(n = 867) was reported,and 94% resolution of diarrhea after repeated FMT in a randomized controlled trial(RCT)(n = 16).In ulcerative colitis(UC) remission rates of 0% to 68% were found(n = 106).In Crohn's disease(CD)(n = 6),no benefit was observed.In IBS,70% improvement of symptoms was found(n = 13).100% Reversal of symptoms was observed in constipation(n = 3).In pouchitis,none of the patients(n = 8) achieved remission.One RCT showed significant improvement of insulin sensitivity in metabolic syndrome(n = 10).Serious adverse events were rare.CONCLUSION:FMT is highly effective in CDI,and holds promise in UC.As for CD,chronic constipation,pouchitis and IBS data are too limited to draw conclusions.FMT increases insulin sensitivity in metabolic syndrome. | Noortje G Rossen John K Mac Donald Elisabeth M de Vries Geert R D'Haens Willem M de Vos Erwin G Zoetendal Cyriel Y Ponsioen | 2015 | World Journal of Gastroenterology2015,21,17: | 41 |
| 6 | 外刊拾贝显示文摘1.根据2018年美国糖尿病学会标准诊断中国糖尿病患病率:全国横断面研究目的:评估糖尿病患病率及其危险因素。设计:基于人群的横断面研究。背景:2015-2017年中国大陆31省份全国横断面数据。调查对象:75880名18周岁及以上代表中国大陆人口的成年人样本。主要观察指标:根据2018年美国糖尿病学会和世界卫生组织标准诊断中国成人不同性别、区域和种族的糖尿病患病率。通过问卷的方式记录调查对象的社会人口学信息、生活方式和疾病史。 | 单忠艳 Li Y Teng D Shi X Ba J 王看然 李启富 Wang K Hu J Yang J | 2020 | 国际内分泌代谢杂志2020,40,5: | 42 |
| 7 | Clinical implication of VEGF serum levels in cirrhotic patients with or without portal hypertension显示文摘INTRODUCTIONAngiogenesisorformationofnewbloodvesels,isatightlyregulatedprocesinwhichbloodveselssupplygrowingtisuewithnutrient... | Nimer Assy 1,4 , M Paizi 3,4 , D Gaitini 2, Y Baruch 1,4 and G Spira 3,4,5 | 1999 | World Journal of Gastroenterology1999,5,4: | 35 |
| 8 | 最新AD研究用诊断标准:IWG-2标准显示文摘在过去的8年中,国际工作组织(IWG)和美国国立老化研究院-阿尔茨海默协会(NIA-AA)建立了阿尔茨海默病(AD)诊断标准,它能更好地定义AD的临床表型,整合了生物标记物于诊断流程中,并覆盖了疾病的全程。本意见书充分地权衡了IWG标准的优缺点,建议改进诊断框架。依据这些改进,AD的诊断变得简单,只要有恰当的AD临床表型(典型或不典型)和与AD的病理相一致的病理生理学生物标志物出现。我们认为疾病的下游的定位性生物标志,如容积性磁共振成像(MRI)和氟脱氧葡萄糖-正电子发射型计算机断层成像(FDG-PET)等,适合更好地测量和监测疾病过程。本文还详述了非典型性AD、混合性AD和AD临床前期的特异诊断标准。 | 陈刚 曹雯炜 俞羚 糜建华 Dubois B Feldman HH Jacova C Hampel H Molinuevo JL Blennow K DeK osky ST Gauthier S Selkoe D Bateman R Cappa S Crutch S Engelborghs S Frisoni GB Fox NC Galasko D Habert MO Jicha GA Nordberg A Pasquier F Rabinovici G Robert P Rowe C Salloway S Sarazin M Epelbaum S de Souza LC Vellas B Visser PJ Schneider L Stern Y Scheltens P Cummings JL | 2014 | 神经病学与神经康复学杂志2014,11,3: | 31 |
| 9 | Association of PINK1 and DJ-1 confers digenic inheritance of early-onset Parkinson's disease显示文摘 | Tang B Xiong H Sun P Zhang Y Wang D Hu Z Zhu Z Ma H Pan Q Xia JH Xia K Zhang Z | 2006 | 中国生物学文摘2006,20,8: | 30 |
| 10 | Genetic profiling of the oral microbiota associated with severe earlychildhood caries显示文摘 | Li Y Ge Y Saxena D Caufield PW | 2007 | 中国生物学文摘2007,21,7: | 27 |
| 11 | Capsule endoscopy: Improving transit time and image view显示文摘AIM: To evaluate the effect of various methods of small bowel preparation on the transit time and the quality of visualization of the entire small bowel mucosa.METHODS: Ninety-five patients underwent capsule endoscopy (CE) by easily swallowing the capsule. They were divided into three study groups according to the preparation used: group A (n = 26) by polyethylene glycol (PEG) liter or with sodium phosphate (SP) 12 h prior to the CE study; group B (n = 29) by erythromycin 1 h prior to the CE study; and group C (n = 40) without any preparation. Visualization ranged from good to satisfactory to poor.RESULTS: The gastric emptying time in the group prepared with erythromycin was shorter but without statistical significance and the small bowel transit time was unaffected. In elderly subjects prepared by PEG or SP, the gastric emptying time was significantly longer (163.7 min, P = 0.05). The transit times of the three sub-groups were not affected by gender or pathology.The grade of cleaning of the entire study group was 3.27±1.1. The erythromycin group presented significantly the worst quality of images (P = 0.05) compared to the other sub-groups. Age, gender, and pathology had no effect on the quality of the cleaning of the small bowel in the sub-groups. One (1.05%) case had no natural excretion.CONCLUSION: Erythromycin markedly reduces gastric emptying time, but has a negative effect on the quality of the image in the small bowel. The preparation of elderly subjects with PEG or SP has a negative effect on the small bowel transit time. | Zvi Fireman D Paz Y Kopelman | 2005 | World Journal of Gastroenterology2005,11,37: | 25 |
| 12 | OPTICAL PROPERTIES OF GeO_2 AND Ge NANOCRYSTALS显示文摘he co m pound m aterial of n m size particles Ge O2 Si O2 w as synthesied through hydrolysis of Si( O C2 H4) and Ge Cl4 . A heat treatm ent w as carried out for the sa m ples at 100 ~1200 ℃in air . Its optical property w as deter mined by U V Vis spectur m . We have found that theabsorption edge of spectru m shifted progressively to longer w avelengths . The quantu m size ef fect of nanocrystals appears because crystals gro w and energy of optical band gap reduces d ueto the influence of te m perature . By the analysis of X ray diffraction w e have observed theprocess in w hich the structure of particles changed fro m disorder into order . | Y.H.Zhou 1) ,Y.Y.Feng 2) and H.Y.Lu 2) 1)Department of Physics Nanjing Normal University, Nanjing 210097,China 2)Physics and Ch寁O P T I C A L P R O P E R T I E S O F Ge O2 A N D Ge N A N O C R Y S T A L S Y. H. Zhou1) , Y. Y. Feng2) | 1999 | Acta Metallurgica Sinica(English Letters)1999,12,5: | 22 |
| 13 | IDH1 and IDH2 mutations are prognostic but not predictive for outcome in anaplastic oligodendroglial tumors: a report of the European Organization for Research and Treat- ment of Cancer Brain Tumor Group显示文摘 | van den Bent M J Dubbink HJ Marie Y Brandes AA Taphoorn MJ Wesseling P Frenay M Tijssen CC Lacombe D ldbaih A van Marion R Kros JM Dinjens WN Gorlia T. Sanson M. | 2010 | 中国神经肿瘤杂志2010,8,1: | 22 |
| 14 | Vascular 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 and | Yao 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 |
| 15 | OXIDATION OF A TWO-PHASE Cu-75Cr ALLOY IN AIRAT 700-900℃显示文摘The cormsion in air of a two-phase Cu-75Cr alloy was studied at 700-900℃. Thealloy cormded nearly parabolically at 700-800℃, but at 900℃ its instantaneousparabolic mte constant decreased with time. The scales were complex and consistedof an outermost layer of copper oxide generally followed bg a layer of the double ox-ide Cu2 Cr2 O4 sometimes containing particles of unoxidized chromium surmunded bya chromia layer. An innermost layer of chromia was also observed in some cases.Finally metallic copper was al8o frequently mixed with chromia particles. No Cr de-pletion was observed in the alloy close to the inteffoce with the scale. In any case,this alloy was not able to form an exclusive continuous protective chromia layer. Thespecial cormsion behavior Of this alloy is typical of two-phase binary systems with alange solubility gaP in which the outwaof dthesion fiux of the most-reactive componentin the alloy is strongly reduced and may be inswncient to fOrm a protective externallayer of the cormsponding oxide. In paTticular, the presence of particles of Cr withina double oxide layer is very unusual and is allowed only for the kinetic reason. | F. Gesmundo Y Niu F. Vianiand D.L. Douglass(Universita di Genova, Fiera del Mare, Pad. D,16129 Genova, Italy)(State Key Lab. for Corrosion and Protection, Institute of Corrosion and Protection of Metals, theChinese Academy of Sciences, Shenyang 110015, Ch | 1997 | Acta Metallurgica Sinica(English Letters)1997,10,4: | 21 |
| 16 | Yes相关蛋白通过肿瘤坏死因子受体相关因子6控制内皮活化和血管炎症显示文摘继发于异常的内皮激活的微血管炎症和内皮功能障碍在败血症和器官衰竭的病理生理学中起关键作用。抑制内皮细胞过度活化的内在信号传导机制尚未完全明了。该研究旨在确定Yes相关蛋白(Yes-associated protein,YAP)(Hippo通路的主要转录共激活剂)在调节内皮活化和血管炎症的强度和程度中的中心作用。 | 刘青 叶鹏 Lv Y Kim K Sheng Y Cho J Qain Z Zhao YY Hu G Pan D Malik AB | 2018 | 中华高血压杂志2018,26,8: | 20 |
| 17 | 中国社区健康素养与高血压治疗之间的关系:回顾性队列研究显示文摘健康素养较低与临床预后差相关。健康素养与血压之间的关系研究结果不一致。该研究调查了健康素养的决定因素和健康素养与高血压管理之间的潜在关系。方法:对360例高血压患者进行回顾性队列研究。基于标准方案进行测量、体检和实验室检查。 | 刘莉 叶鹏 Shi D Li J Wang Y Wang S Liu K Shi R Zhang Q Chen X | 2017 | 中华高血压杂志2017,25,5: | 14 |
| 18 | 创新显示文摘XDebloat框架有效对抗安卓应用臃肿化创新点人类有白色、棕色和米色3种不同功能的脂肪。白色脂肪负责储存热量;棕色脂肪负责燃烧脂肪产生热量;最新发现的米色脂肪在静息时表现出白色脂肪功能,在被激活后则具有脂肪棕色的潜力,可促进热量产生和脂肪消耗。因此,如何安全有效地激活米色脂肪成为治疗肥胖和代谢疾病的重要研究方向。华东师范大学生命科学学院马欣然研究员、徐凌燕研究员联合其他研究团队,共同发现了米色脂肪局部热疗的新方法,可以改善代谢紊乱并治疗肥胖。 | LI Y WANG D PING X 陈西 | 2022 | 张江科技评论2022,,2: | 14 |
| 19 | 肽酰基精氨酸脱亚氨酶4和中性粒细胞胞外诱捕网形成在实验性动脉粥样硬化和动脉损伤中的作用:浅表糜烂的影响显示文摘中性粒细胞可能促进人类动脉粥样硬化的血栓并发症的发生。特别是中性粒细胞胞外诱捕网(neutrophil extracellular traps,NETs)可加剧局部炎症,并放大和加剧动脉内膜损伤和血栓形成。肽酰基精氨酸脱亚氨酶4(peptidyl arginine deiminase 4,PAD4)参与NET的形成,但对该酶在动脉粥样硬化血栓形成中的作用的认识仍然不足。 | 刘青 叶鹏 Franck G Mawson TL Folco EJ Molinaro R Ruvkun V Engelbertsen D Liu X Tesmenitsky Y Shvartz F Sukhova GK Michel JB Nicoletti A Lichtman AH Wagner DD Croce KJ Libby P | 2018 | 中华高血压杂志2018,26,5: | 13 |
| 20 | New yellow Ba_(0.93)Eu_(0.07)Al_(2)O_(4) phosphor for warm-white light-emitting diodes through single-emitting-center conversion显示文摘Phosphor-converted white light-emitting diodes for indoor illumination need to be warm-white(i.e.,correlated color temperature,4000 K)with good color rendition(i.e.,color rendering index.80).However,no single-phosphor,single-emitting-center-converted white light-emitting diodes can simultaneously satisfy the color temperature and rendition requirements due to the lack of sufficient red spectral component in the phosphors’emission spectrum.Here,we report a new yellow Ba_(0.93)Eu_(0.07)Al_(2)O_(4) phosphor that has a new orthorhombic lattice structure and exhibits a broad yellow photoluminescence band with sufficient red spectral component.Warm-white emissions with correlated color temperature,4000 K and color rendering index.80 were readily achieved when combining the Ba_(0.93)Eu_(0.07)Al_(2)O_(4) phosphor with a blue light-emitting diode(440–470 nm).This study demonstrates that warm-white light-emitting diodes with high color rendition(i.e.,color rendering index.80)can be achieved based on single-phosphor,single-emitting-center conversion. | Xufan Li John D Budai Feng Liu Jane Y Howe Jiahua Zhang Xiao-Jun Wang Zhanjun Gu Chengjun Sun Richard S Meltzer Zhengwei Pan | 2013 | Light(Science & Applications)2013,2,1: | 11 |