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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 | The role of gut microbiota(commensal bacteria)and the mucosal barrier in the pathogenesis of inflammatory and autoimmune diseases and cancer:contribution of germ-free and gnotobiotic animal models of human diseases显示文摘Metagenomic approaches are currently being used to decipher the genome of the microbiota(microbiome),and,in parallel,functional studies are being performed to analyze the effects of the microbiota on the host.Gnotobiological methods are an indispensable tool for studying the consequences of bacterial colonization.Animals used as models of human diseases can be maintained in sterile conditions(isolators used for germ-free rearing)and specifically colonized with defined microbes(including non-cultivable commensal bacteria).The effects of the germ-free state or the effects of colonization on disease initiation and maintenance can be observed in these models.Using this approach we demonstrated direct involvement of components of the microbiota in chronic intestinal inflammation and development of colonic neoplasia(i.e.,using models of human inflammatory bowel disease and colorectal carcinoma).In contrast,a protective effect of microbiota colonization was demonstrated for the development of autoimmune diabetes in non-obese diabetic(NOD)mice.Interestingly,the development of atherosclerosis in germ-free apolipoprotein E(ApoE)-deficient mice fed by a standard low-cholesterol diet is accelerated compared with conventionally reared animals.Mucosal induction of tolerance to allergen Bet v1 was not influenced by the presence or absence of microbiota.Identification of components of the microbiota and elucidation of the molecular mechanisms of their action in inducing pathological changes or exerting beneficial,disease-protective activities could aid in our ability to influence the composition of the microbiota and to find bacterial strains and components(e.g.,probiotics and prebiotics)whose administration may aid in disease prevention and treatment. | Helena Tlaskalova-Hogenova Renata Stepankova Hana Kozakova Tomas Hudcovic Luca Vannucci Ludmila Tuckova Pavel Rossmann TomasHrncır Miloslav Kverka Zuzana Zakostelska Klara Klimesova Jaroslava Pribylova Jirina Bartova Daniel Sanchez Petra Fundova Dana Borovska Dagmar Sru˚tkova Zdenek Zıdek Martin Schwarzer Pavel Drastich David P Funda | 2011 | Cellular & Molecular Immunology2011,8,2: | 47 |
| 3 | 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 |
| 4 | Claudin18和annexinA8:应用差异基因表达分析鉴定的新的胰腺癌标记物显示文摘 | Karanjawala Z Illei P B Ashfaq R 黄文斌(摘译) | 2008 | 临床与实验病理学杂志2008,24,3: | 17 |
| 5 | 基于CT技术的沥青混合料空隙率预测方法显示文摘为了准确、快捷地测算沥青混合料空隙率,利用CT和数字图像处理技术识别了3种级配类型(AC,SMA和开级配沥青磨耗层OGFC)、2种成型方法(马歇尔击实和旋转压实)和多种压实功的沥青混合料试件的内部空隙特征,提出了沿着试件高度方向三段式(顶部、中部和底部)划分方法,分析了各部分的层数所占比例和计算空隙率对沥青混合料试件整体计算空隙率(沿试件高度方向所有划分截面分析计算得到的空隙率)的影响规律,定义了部分贡献值(部分层数所占比例与部分计算空隙率乘积),由此建立了沥青混合料空隙率预测方法,并与整体计算空隙率进行了比较,检验了该预测方法的计算精度。结果表明:与沥青混合料试件的实测空隙率相比,在标准压实功下,马歇尔击实和旋转压实AC混合料试件的整体计算空隙率分别增大7.5%和18%,SMA混合料试件的整体计算空隙率分别增大19%和22%,而OGFC混合料试件的整体计算空隙率均减小约20%;中部层数所占比例与中部计算空隙率,以及中部计算空隙率分布对沥青混合料试件整体计算空隙率具有重要控制作用,根据中部贡献值与整体计算空隙率关系建立的预测方法(其中采用中部15个截面确定中部计算空隙率)得到的预测整体计算空隙率与整体计算空隙率结果一致性较好。 | 郭乃胜 YOU Z P 谭忆秋 赵颖华 | 2016 | 中国公路学报2016,29,8: | 17 |
| 6 | Primary colorectal lymphoma:An overview显示文摘Lymphomas represent common hematological malignancies with increasing incidence in recent years.The major site of extranodal non-Hodgkin lymphoma is the gastrointestinal tract.Involvement of the large intestine is rare in comparison to the stomach or small bowel.The disease appears later in life,predominantly in the male population.Complaints are nonspecific,requiring a high index of suspicion in order to establish the diagnosis.The treatment varies from chemotherapy alone to multimodal therapies combining surgery,chemotherapy and radiotherapy.The small number of patients with various histological subtypes and different stage at presentation results in unclear protocol for the treatment of primary colorectal lymphoma.The purpose of this paper is to review current data on primary lymphoma of the colon and rectum while analyzing reported case series and published material on the subject. | Goran Z Stanojevic Milica D Nestorovic Branko R Brankovic Miroslav P Stojanovic Milan M Jovanovic Milan D Radojkovic | 2011 | World Journal of Gastrointestinal Oncology2011,3,1: | 15 |
| 7 | 基质金属蛋白酶1的组织抑制剂通过介导CD63与整合素β_1的相互作用促进心肌纤维化显示文摘心肌纤维化指细胞外基质纤维胶原蛋白的过度积累。纤维化是各种心肌病的关键特征,会影响心脏收缩和舒张功能。金属蛋白酶1组织抑制剂(tissue inhibitor of metalloproteinase-1,TIMP1)水平在心肌纤维化过程中始终增加,被认为是纤维化的标记物。 | Takawale A Zhang P Patel VB Wang X Oudit G Kassiri Z 刘莉 叶鹏 | 2017 | 中华高血压杂志2017,25,4: | 13 |
| 8 | miR-200 family expression is downregulated upon neoplastic progression of Barrett's esophagus显示文摘AIM: To investigate miR-200 family expression in Barrett's epithelium, gastric and duodenal epithelia, and esophageal adenocarcinoma. METHODS: Real-time reverse transcriptase-polymerase chain reaction was used to measure miR-200, ZEB1 and ZEB2 expression. Ingenuity Pathway Analysis of miR-200 targets was used to predict biological outcomes. RESULTS: Barrett's epithelium expressed lower levels of miR-141 and miR-200c than did gastric and duodenal epithelia (P < 0.001). In silico analysis indicated roles for the miR-200 family in molecular pathways that distinguish Barrett's epithelium from gastric and duodenalepithelia, and which control apoptosis and proliferation. All miR-200 members were downregulated in adenocarcinoma (P < 0.02), and miR-200c expression was also downregulated in non-invasive epithelium adjacent to adenocarcinoma (P < 0.02). The expression of all miR-200 members was lower in Barrett's epithelium derived high-grade dysplastic cell lines than in a cell line derived from benign Barrett's epithelium. We observed signif icant inverse correlations between miR-200 family expression and ZEB1 and ZEB2 expression in Barrett's epithelium and esophageal adenocarcinoma (P < 0.05). CONCLUSION: miR-200 expression might contribute to the anti-apoptotic and proliferative phenotype of Barrett's epithelium and regulate key neoplastic processes in this epithelium. | Cameron M Smith David I Watson Mary P Leong George C Mayne Michael Z Michael Bas PL Wijnhoven Damian J Hussey | 2011 | World Journal of Gastroenterology2011,17,8: | 13 |
| 9 | 埃索美拉唑在十二指肠球部溃疡中根除幽门螺杆菌和愈合溃疡的疗效显示文摘 | Tulassay Z Kryszewski A Dite P Kleczkowski D Rudzinski J Bartuzi Z Hasselgren G Larko A Wrangstadh M 钟捷 | 2002 | 中华消化杂志2002,22,10: | 11 |
| 10 | 曹雪涛院士科研团队论文荣膺中国百篇最具影响国际学术论文--长链非编码RNA1nc-DC通过STAT3调控人DC的分化和功能显示文摘树突状细胞(DC)是免疫系统中重要的抗原提呈细胞,其成熟和功能状态决定着免疫应答的走向和强度。哺乳动物基因组能够转录产生大量的长链非编码RNA(long noncoding RNA,IncRNA),其在免疫系统中的功能还知之甚少。
曹雪涛院十科研团队王品副教授课题组采用了转录组芯片二代测序高通量筛选方法、RNA-pulldown、ChIP-seq等技术展开了对IncRNA在DC分化和功能中作用的研究,发现并鉴定了特异性高表达于DC的1ncRNA,命名为1nc-DC,其可通过抑制STAT3去磷酸化,从而促进DC分化和功能。该研究成果发表于Science杂志[2014,344(6181):310-313],并于2015年12月被评为“中国百篇最具影响国际学术论文”。 | wang p xue y han y lin l wu c xu s jiang z xu j liu q cao x | 2016 | 中国肿瘤生物治疗杂志2016,23,1: | 10 |
| 11 | 血管紧张素转换酶抑制剂和血管紧张素受体拮抗剂的使用与2019冠状病毒疾病检测阳性之间的关系显示文摘血管紧张素转换酶抑制剂(angiotensin-converting enzyme inhibitor,ACEI)和血管紧张素受体拮抗剂(angiotensin receptor blocker,ARB)在2019新型冠状病毒疾病(coronavirus disease 2019,COVID-19)全球大流行背景下的作用备受争议。此类药物是治疗一些慢性病的必须药物,有建议停止使用这些药物. | Mehta N KalraA Nowacki AS Anjewierden S Han Z Bhat p Rubio AEC Jacob M Procop GW Harrington S Milinovich A Svensson LG Jehi L Young JB Chung MK 周卫(译) 叶鹏(校) | 2020 | 中华高血压杂志2020,28,5: | 9 |
| 12 | Malignant schwannoma of the pancreas involving transversal colon treated with en-bloc resection显示文摘Pancreatic schwannoma is a very uncommon tumor of the pancreas,with only 27 cases reported.Most pancreatic schwannomas are benign,with only four malignant tumors reported.We describe a case of giant malignant schwannoma of the pancreatic body and tail,which involved the transverse colon.The tumor was treated successfully with en bloc distal splenopancreatectomy and colon resection.This is believed to be the first reported radical operation for malignant schwannoma of the pancreatic body,with infiltration of the transverse colon,with excellent longterm results.The patient is alive and well 28 mo after the operation.The authors conclude that pancreatic schwannomas should be considered in the differential diagnosis of cystic neoplasms of the pancreas,although the diagnosis can only be confirmed by microscopic examination.In the case of the benign tumors,local excision is adequate,but in the case of malignant schwannoma,oncological standards must be fulfilled. | Miroslav P Stojanovic Milan Radojkovic Ljiljana M Jeremic Aleksandar V Zlatic Goran Z Stanojevic Milan A Jovanovic Milos S Kostov Vuka P Katic | 2010 | World Journal of Gastroenterology2010,16,1: | 8 |
| 13 | Through-needle all-optical ultrasound imaging in vivo: a preclinical swine study显示文摘High-frequency ultrasound imaging can provide exquisite visualizations of tissue to guide minimally invasive procedures.Here,we demonstrate that an all-optical ultrasound transducer,through which light guided by optical fibers is used to generate and receive ultrasound,is suitable for real-time invasive medical imaging in vivo.Broad-bandwidth ultrasound generation was achieved through the photoacoustic excitation of a multiwalled carbon nanotube-polydimethylsiloxane composite coating on the distal end of a 300-μm multi-mode optical fiber by a pulsed laser.The interrogation of a high-finesse Fabry–Pérot cavity on a single-mode optical fiber by a wavelength-tunable continuous-wave laser was applied for ultrasound reception.This transducer was integrated within a custom inner transseptal needle(diameter 1.08 mm;length 78 cm)that included a metallic septum to acoustically isolate the two optical fibers.The use of this needle within the beating heart of a pig provided unprecedented realtime views(50 Hz scan rate)of cardiac tissue(depth:2.5 cm;axial resolution:64μm)and revealed the critical anatomical structures required to safely perform a transseptal crossing:the right and left atrial walls,the right atrial appendage,and the limbus fossae ovalis.This new paradigm will allow ultrasound imaging to be integrated into a broad range of minimally invasive devices in different clinical contexts. | Malcolm C Finlay Charles A Mosse Richard J Colchester Sacha Noimark Edward Z Zhang Sebastien Ourselin Paul C Beard Richard J Schilling Ivan P Parkin Ioannis Papakonstantinou Adrien E Desjardins | 2017 | Light(Science & Applications)2017,6,1: | 6 |
| 14 | Purified human bone marrow multipotent mesenchymal stem cells regenerate infarcted myocardium in experimental rats显示文摘 | Zhang S Jia Z Ge J Gong L Ma Y Li T Guo J Chen P Hu Q Zhang P Liu Y Li Z Ma K Li L Zhou C | 2006 | 中国生物学文摘2006,20,5: | 5 |
| 15 | 东方蜜蜂高效的卫生行为机制对于西方蜜蜂抗病育种的启示显示文摘西方蜜蜂(Apismellifera)在世界各地大范围的蜂群损失现象已引起科学界和公众的广泛关注,其健康状况与东方蜜蜂(Apis cerana)相比明显较劣。东方蜜蜂群内可检测到的病原体和寄生虫相对较少,即它们对于生物威胁具有更强的抵抗力,即便是面对异种入侵的新病原(如蜜蜂残翅病毒)。 | Lin Z Page P Li L Qin Y Zhang Y Hu F Neumann P Zheng H Dietemann V 蔺哲广 郑火青 胡福良 | 2016 | 中国蜂业2016,67,12: | 5 |
| 16 | 笋芽顶端分生组织在竹秆横切面形态形成中的作用与机制研究显示文摘竹秆的横切面主要由表皮、皮层、维管组织、基本组织及髓腔(早期为髓组织)组成。这些组织均由笋芽茎顶端分生组织分化发育而来,且其在生长发育过程中促使了竹秆横切面形态(本文特指:竹秆横切面外轮廓形状、围度及壁-腔结构)的形成。然而,人们对于这一生长发育过程的生物学机制知之甚少。本研究利用解剖学、数学模拟等方法,对 20 种具不同秆径竹种的笋芽顶端分生组织进行了分析。研究结果发现,笋芽顶端分生组织指状形态的维持是竹子产生圆柱形竹秆的基础;在顶端分生组织细胞数目增加的同时,线性增加原体细胞数目应是竹子在演化过程中产生大径竹秆且保持规则壁-腔结构的方式。进一步通过研究一个竹壁增厚且壁-腔架构紊乱的稳定变异体———实肚竹( Phyllostachys nidularia f. farcta)发现,其笋芽顶端分生组织细胞数目减少且原体/原套细胞数比值降低使其产生了高比例的壁组分组织(指基本分生组织与肋状分生组织)与低比例的髓组织。上述 2 种组织的比例失衡,使得实肚竹笋芽在后续发育中壁组分组织随机挤入到了髓组织中,最终形成了实肚竹异常的竹秆横切面形态(竹壁多样化增厚且壁-腔结构紊乱)。此外,相对较小的顶端分生组织,使得实肚竹笋芽产生了较少的内源激素,如其生长素含量仅约为其原种篌竹的 67. 5%,各细胞分裂素含量也显著低于篌竹笋芽。转录组分析进一步发现,在实肚竹笋芽中与激素及代谢相关的功能基因呈显著下调表达。这些生理与分子变化最终导致了实肚竹竹秆矮化、秆径减小且生物量降低。本论文的研究结果为研究竹秆横切面发育提供了一个重要的视角,同时也为实肚竹厚壁茎秆的形成提出了一个合理的机制。 | Wang Y Sun X Ding Y Fei Z Jiao C Fan M Yao B Xin P Chu J Wei Q 王雨珺 魏强 | 2019 | 世界竹藤通讯2019,17,3: | 5 |
| 17 | 正常高值血压者心脏迷走神经调节、氧化应激和心血管疾病危险因素的横断面研究显示文摘高血压是心血管疾病的可控危险因素之一,与氧化应激增强和心脏迷走神经调节减弱相关。同样,正常高值血压也与心血管事件的风险增加相关。该研究探索正常高值血压和心脏迷走神经调节、氧化应激及心血管危险因素之间的相关性。 | Thiyagarajan R Pal P Pal GK Subramanian SK Bobby Z Das AK Trakroo M 罗冬梅 叶鹏 | 2013 | 中华高血压杂志2013,21,9: | 5 |
| 18 | 帕劳国预应力连续箱梁长期下挠分析显示文摘帕劳共和国科罗尔岛-巴伦尔图阿普岛桥(简称KB桥)为主跨241 m的预应力混凝土箱梁,通车后KB桥发生长期下挠,严重影响其正常运营,最后垮塌,其教训值得反思。该桥于1977竣工,运营18年后挠度达到1.61 m,1996年对该桥进行了体外预应力加固,却在加固后3个月发生垮塌。挠度分析结果表明:传统的梁理论与三维空间分析相比,误差高达20%,且宽跨比越大,误差越大。三维有限元空间分析采用多种徐变收缩计算模型:美国ACI模型、日本JSCE模型、CEB-FIP模型和GL模型,其挠度计算值要比(18年后)实测值低50%~70%,预测的变形也与实测不符;预应力损失计算值为22%~24%,远低于实测值50%。唯一基于理论的B3模型,采用经验值参数计算得到预应力损失40%,18年后挠度计算值比实测值低42%。如果根据长期实测值调整输入参数,结果可与实际更符合。对于早期挠度及其预测,B3模型能够合理地考虑因截面厚度差异产生的收缩和干燥徐变的速率差异。此外,B3模型还可考虑温度差异和顶板可能发生的开裂。 | 叶华文 王力武 曲浩博 Bazant Z P Yu Q Li G H | 2017 | 中外公路2017,37,5: | 5 |
| 19 | 含埃索美拉唑的一周三联治疗能有效根除幽门螺杆菌感染显示文摘 | Tulassay Z Kryszewski A Dite P Kleczkowski D Rudzinski J Bartuzi Z Hasselgren G Larko A Wrangstadh M 钟捷 | 2003 | 中华消化杂志2003,23,2: | 5 |
| 20 | High efficiency, high power 808nm laser array and stacked arrays optimized for elevated temperature operation显示文摘Operation of 808-nm laser diode pumping at elevated temperature is crucial to many applications. Reliable operation at high power is limited by high thermal load and low catastrophic optical mirror damage (COMD) threshold at elevated temperature range. We demonstrated high efficiency and high power operation at elevated temperature with high COMD power. These results were achieved through device design optimization such as growth conditions, doping profile, and materials composition of the quantum-well and other layers. Electrical-to-optical efficiency as high as 62% was obtained through lowered threshold current, lowered series resistance and increased slope efficiency. The performance of single broad-area laser diodes scales to that of high power single bars on water-cooled copper micro-channel heatsinks or conductively-cooled CS heatsinks. No reduction in bar performance or significant spectral broadening is seen when these micro-channel coolers are assembled into 6-bar and 18-bar CW stacks for the highest power levels. | Crump P A Crum T R DeVito M Farmer J Grimshaw M Huang Z Igl S A Macomber S Thiagarajan P Wise D | 2004 | 光机电信息2004,21,6: | 4 |