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| 1 | 中国妇女妊娠前后单纯服用叶酸对神经管畸形的预防效果显示文摘目的 评价妇女在妊娠前后服用单纯 40 0 μg叶酸增补剂对胎 /婴儿神经管畸形 (NTDs)的预防效果。方法 1993~ 1995年在中国北方的NTDs高发地区和南方的NTDs低发地区妇女增补叶酸的推广项目中 ,共募集从孕前或孕后任何时间开始服药的妇女 130 142名 ,未服药的妇女 1176 89名 ;设计的服药方法从婚检时开始到孕满 3个月为止 ,每天服用单纯叶酸片 40 0 μg ;最后对妇女的分娩结局进行监测并进行预防效果的对比评价研究。结果 服药组妇女生育的胎婴儿中共发现 10 2例NTDs ,对照组胎婴儿中共发现 173例NTDs。末次月经前募集的未服药妇女在孕 2 0周以后分娩的胎婴中NTDs发生率 ,北方为 4 8‰ (16 / 3 318) ,南方为 1 0‰ (2 8/ 2 82 6 5 ) ,而妊娠前后服药妇女组则分别为1 0‰ (13/ 13 0 12 )和 0 6‰ (34/ 5 86 38)。与末次月经前募集的未服药妇女组相比 ,北方服药妇女NTDs发生率明显降低 ,其中依从性大于 80 %的服药组妇女预防率达 85 % (95 %CI为 6 2 %~ 94% ) ,南方地区服叶酸的预防率为 41% (95 %CI为 3 %~ 6 4% )。结论 妇女在妊娠前后每天服用单纯叶酸 40 0 | 李竹 RobertJ Berry 李松 J David Erickson 王红 Cynthia A Moore 赵平 Joseph Mulinare 洪世欣 Lee-Yang C Wong 呼和牧人 Jacqueline Gindler 郝玲 Adolfo Correa 朱慧萍 Elaine Gunter | 2000 | 中华医学杂志2000,80,7: | 185 |
| 2 | A new feathered maniraptoran dinosaur fossil that fills a morphological gap in avian origin显示文摘Recent fossil discoveries have substantially reduced the morphological gap between non-avian and avian dinosaurs, yet avians including Archaeopteryx differ from non-avian theropods in their limb proportions. In particular, avians have proportionally longer and more robust forelimbs that are capable of supporting a large aerodynamic surface. Here we report on a new maniraptoran dinosaur, Anchiornis huxleyi gen. et sp. nov., based on a specimen collected from lacustrine deposits of uncertain age in western Liaoning, China. With an estimated mass of 110 grams, Anchiornis is the smallest known non-avian theropod dinosaur. It exhibits some wrist features indicative of high mobility, presaging the wing-folding mechanisms seen in more derived birds and suggesting rapid evolution of the carpus. Otherwise, Anchiornis is intermediate in general morphology between non-avian and avian dinosaurs, particularly with regard to relative forelimb length and thickness, and represents a transitional step toward the avian condition. In contrast with some recent comprehensive phylogenetic analyses, our phylogenetic analysis incorporates subtle morphological variations and recovers a conventional result supporting the monophyly of Avialae. | XU Xing ZHAO Qi NORELL Mark SULLIVAN Corwin HONE David ERICKSON Gregory WANG XiaoLin HAN FengLu GUO Yu | 2009 | Chinese Science Bulletin2009,54,3: | 15 |
| 3 | Risk factors for post-ERCP pancreatitis: A prospective, multicenter study显示文摘 | Martin L. Freeman James A. DiSario Douglas B. Nelson M.Brian Fennerty John G. Lee David J. Bjorkman Carol S. Overby Johannes Aas Michael E. Ryan Gary S. Bochna Michael J. Shaw Harry W. Snady Robert V. Erickson Joseph P. Moore Joseph P. Roel | 2001 | Gastrointestinal Endoscopy2001,,4: | 5 |
| 4 | Analysis of a Successful Immune Response against Hepatitis C Virus显示文摘 | Stewart Cooper Ann L Erickson Erin J Adams Joe Kansopon Amy J Weiner David Y Chien Michael Houghton Peter Parham Christopher M Walker | 1999 | Immunity1999,,4: | 3 |
| 5 | Retention of the capsule endoscope: a single-center experience of 1000 capsule endoscopy procedures显示文摘 | Feng Li Suryakanth R. Gurudu Giovanni De Petris Virender K. Sharma Arthur D. Shiff Russell I. Heigh David E. Fleischer Janice Post Paula Erickson Jonathan A. Leighton | 2008 | Gastrointestinal Endoscopy2008,,1: | 2 |
| 6 | Risk factors for post-ERCP pancreatitis: A prospective, multicenter study显示文摘 | Martin L. Freeman James A. DiSario Douglas B. Nelson M.Brian Fennerty John G. Lee David J. Bjorkman Carol S. Overby Johannes Aas Michael E. Ryan Gary S. Bochna Michael J. Shaw Harry W. Snady Robert V. Erickson Joseph P. Moore Joseph P. Roel | 2001 | Gastrointestinal Endoscopy2001,,4: | 2 |
| 7 | Special issue on “Optofluidics” 显示文摘 | David Erickson | 2008 | Microfluidics and Nanofluidics2008,4,1: | 1 |
| 8 | A prospective study of the utility of abdominal radiographs after capsule endoscopy for the diagnosis of capsule retention 显示文摘 | Mankanwal S. Sachdev Jonathan A. Leighton David E. Fleischer Russell I. Heigh Amy K. Hara Janice A. Post Paula J. Erickson Virender K. Sharma | 2007 | Gastrointestinal Endoscopy2007,,5: | 1 |
| 9 | Integrated microfluidic devices 显示文摘 | David Erickson Dongqing Li | 2004 | Analytica Chimica Acta2004,507,: | 1 |
| 10 | Contours of simulated marine dimethyl sulfide distributions under variation in a Gabric mechanism 显示文摘 | Scott Elliott Shaoping Chu David Erickson | 2007 | Environmental Modelling & Software2007,22,3: | 1 |
| 11 | Optofluidics显示文摘 | David Erickson | 2008 | Microfluidies and Nanofluidics2008,4,: | 1 |
| 12 | Optofluidics显示文摘 | David Erickson | 2008 | Microfluidics and Nanofluidics2008,4,1: | 1 |
| 13 | Joule heating and heat transfer in poly(dimethylsiloxane) microfluidic systems显示文摘 | David Erickson David Sinton Dongqing Li | 2003 | Lab Chip2003,3,: | 1 |
| 14 | Improvement in Stroke Mortality in Canada and the United States, 1990 to 2002显示文摘 | Quanhe Yang Lorenzo D. Botto J David Erickson Robert J. Berry Christie Sambell Helen Johansen J M. Friedman | 2006 | Circulation2006,,10: | 1 |
| 15 | The case for RAMClouds显示文摘 | John Ousterhout Parag Agrawal David Erickson Christos Kozyrakis Jacob Leverich David Mazières Subhasish Mitra Aravind Narayanan Guru Parulkar Mendel Rosenblum Stephen M. Rumble Eric Stratmann Ryan Stutsman | 2010 | ACM SIGOPS Operating Systems Review2010,,4: | 1 |
| 16 | RAMCloud; the case forRAMCloud显示文摘 | John Ousterhout Parag Agrawal David Erickson | 2011 | Communications of the ACM2011,54,7: | 1 |
| 17 | Prevention of neural tube defects with folic acid in China显示文摘 | Robert J Berry Zhu Li J David Erickson | 1993 | The New England Journal of Medicine1993,341,20: | 1 |
| 18 | Gdf6a is required for the initiation of dorsal–ventral retinal patterning and lens development显示文摘 | Curtis R. French Timothy Erickson Danielle V. French David B. Pilgrim Andrew J. Waskiewicz | 2009 | Developmental Biology2009,,1: | 1 |
| 19 | Zeta-potential measurement using the Smoluchowski equation and the slope of the current-time relationship in electrosmotic flow显示文摘 | Alice Sze David Erickson Liqing Ren | 2003 | Journal of Colloid and Interface Science2003,261,: | 1 |
| 20 | CurvedFtsZ protofilaments generate bending forces on liposome mem- brancs显示文摘 | Osawa Masaki Anderson David E Erickson Harold P | 2009 | EMBO J2009,28,22: | 1 |