精華區beta Biotech 關於我們 聯絡資訊
SCIENCE, Volume 307, Issue 5712, dated February 18 2005, is now available at: http://www.sciencemag.org/content/vol307/issue5712/?etoc A plain-text copy of the table of contents has been appended below. If you no longer wish to receive these messages, you may modify your "Contents Awareness" profile at: http://www.sciencemag.org/cgi/etoc In addition, this week's Science Express papers are now available at: http://www.sciencexpress.org These selected papers are published rapidly online soon after acceptance. They will appear in print in several weeks. The abstracts are freely available. The full text is available free to AAAS members or for a nominal fee ($10) to nonmembers. To sign up for a weekly email listing of Science express papers, go to: http://www.sciencemag.org/cgi/etoc For research and policy news, posted each weekday by Science's news team, check: http://www.sciencenow.org --------------------------------------------------------------------------- --------------------------------------------------------------------------- RESEARCH --------------------------------------------------------------------------- This Week in Science -------------------- http://www.sciencemag.org/content/vol307/issue5712/twis.shtml p. 1009 Editors' Choice: Highlights of the recent literature -------------------- http://www.sciencemag.org/content/vol307/issue5712/twil.shtml p. 1015 Research Articles -------------------- Olmec Pottery Production and Export in Ancient Mexico Determined Through Elemental Analysis Jeffrey P. Blomster, Hector Neff, and Michael D. Glascock http://www.sciencemag.org/cgi/content/abstract/307/5712/1068?etoc p. 1068 Whole-Genome Patterns of Common DNA Variation in Three Human Populations David A. Hinds, Laura L. Stuve, Geoffrey B. Nilsen, Eran Halperin, Eleazar Eskin, Dennis G. Ballinger, Kelly A. Frazer, and David R. Cox http://www.sciencemag.org/cgi/content/abstract/307/5712/1072?etoc p. 1072 Brevia -------------------- Entropically Driven Helix Formation Yehuda Snir and Randall D. Kamien http://www.sciencemag.org/cgi/content/abstract/307/5712/1067?etoc p. 1067 Reports -------------------- Oxidative Addition of Ammonia to Form a Stable Monomeric Amido Hydride Complex Jing Zhao, Alan S. Goldman, and John F. Hartwig http://www.sciencemag.org/cgi/content/abstract/307/5712/1080?etoc p. 1080 Efficient Bipedal Robots Based on Passive-Dynamic Walkers Steve Collins, Andy Ruina, Russ Tedrake, and Martijn Wisse http://www.sciencemag.org/cgi/content/abstract/307/5712/1082?etoc p. 1082 Terrestrial Gamma-Ray Flashes Observed up to 20 MeV David M. Smith, Liliana I. Lopez, R. P. Lin, and Christopher P. Barrington-Leigh http://www.sciencemag.org/cgi/content/abstract/307/5712/1085?etoc p. 1085 Iron Isotope Constraints on the Archean and Paleoproterozoic Ocean Redox State Olivier J. Rouxel, Andrey Bekker, and Katrina J. Edwards http://www.sciencemag.org/cgi/content/abstract/307/5712/1088?etoc p. 1088 Stem Lagomorpha and the Antiquity of Glires Robert J. Asher, Jin Meng, John R. Wible, Malcolm C. McKenna, Guillermo W. Rougier, Demberlyn Dashzeveg, and Michael J. Novacek http://www.sciencemag.org/cgi/content/abstract/307/5712/1091?etoc p. 1091 Golgin Tethers Define Subpopulations of COPI Vesicles Jorg Malsam, Ayano Satoh, Laurence Pelletier, and Graham Warren http://www.sciencemag.org/cgi/content/abstract/307/5712/1095?etoc p. 1095 Phosphorylation and Regulation of Akt/PKB by the Rictor-mTOR Complex Dos D. Sarbassov, David A. Guertin, Siraj M. Ali, and David M. Sabatini http://www.sciencemag.org/cgi/content/abstract/307/5712/1098?etoc p. 1098 Obligate Role of Anti-Apoptotic MCL-1 in the Survival of Hematopoietic Stem Cells Joseph T. Opferman, Hiromi Iwasaki, Christy C. Ong, Heikyung Suh, Shin-ichi Mizuno, Koichi Akashi, and Stanley J. Korsmeyer http://www.sciencemag.org/cgi/content/abstract/307/5712/1101?etoc p. 1101 Identification of the Sex Pheromone of the German Cockroach, Blattella germanica Satoshi Nojima, Coby Schal, Francis X. Webster, Richard G. Santangelo, and Wendell L. Roelofs http://www.sciencemag.org/cgi/content/abstract/307/5712/1104?etoc p. 1104 Chronic Lymphocytic Inflammation Specifies the Organ Tropism of Prions Mathias Heikenwalder, Nicolas Zeller, Harald Seeger, Marco Prinz, Peter-Christian Klohn, Petra Schwarz, Nancy H. Ruddle, Charles Weissmann, and Adriano Aguzzi http://www.sciencemag.org/cgi/content/abstract/307/5712/1107?etoc p. 1107 Positional Signaling Mediated by a Receptor-like Kinase in Arabidopsis Su-Hwan Kwak, Ronglai Shen, and John Schiefelbein http://www.sciencemag.org/cgi/content/abstract/307/5712/1111?etoc p. 1111 Proliferation of Functional Hair Cells in Vivo in the Absence of the Retinoblastoma Protein Cyrille Sage, Mingqian Huang, Kambiz Karimi, Gabriel Gutierrez, Melissa A. Vollrath, Duan-Sun Zhang, Jaime Garcia-Anoveros, Philip W. Hinds, Jeffrey T. Corwin, David P. Corey, and Zheng-Yi Chen http://www.sciencemag.org/cgi/content/abstract/307/5712/1114?etoc p. 1114 Learned Predictions of Error Likelihood in the Anterior Cingulate Cortex Joshua W. Brown and Todd S. Braver http://www.sciencemag.org/cgi/content/abstract/307/5712/1118?etoc p. 1118 Flexible Control of Mutual Inhibition: A Neural Model of Two-Interval Discrimination Christian K. Machens, Ranulfo Romo, and Carlos D. Brody http://www.sciencemag.org/cgi/content/abstract/307/5712/1121?etoc p. 1121 --------------------------------------------------------------------------- SCIENCE'S COMMENTARY --------------------------------------------------------------------------- Editorial -------------------- Nurturing the Next Einsteins Lamar Alexander http://www.sciencemag.org/cgi/content/summary/307/5712/1013?etoc p. 1013 Letters -------------------- This Week's Letters http://www.sciencemag.org/cgi/content/summary/307/5712/1043a?etoc p. 1043 Gender Differences and Performance in Science http://www.sciencemag.org/cgi/content/full/307/5712/1043b?etoc p. 1043 Amazonian Deforestation Models http://www.sciencemag.org/cgi/content/full/307/5712/1043c?etoc p. 1043 A Delicate Balance in Amazonia http://www.sciencemag.org/cgi/content/full/307/5712/1044?etoc p. 1044 Underlying Causes of Deforestation http://www.sciencemag.org/cgi/content/full/307/5712/1046?etoc p. 1046 Policy Forum -------------------- MEDICINE: Enhanced: Race and Reification in Science Troy Duster http://www.sciencemag.org/cgi/content/summary/307/5712/1050?etoc p. 1050 Books -------------------- FOOD: A Feast of Science for Food Lovers Joe Schwarcz http://www.sciencemag.org/cgi/content/summary/307/5712/1048?etoc p. 1048 MEDICINE: Sharp Critique of Industry's Influence Eric G. Campbell http://www.sciencemag.org/cgi/content/summary/307/5712/1049?etoc p. 1049 Books Received p. 1049 Perspectives -------------------- GENETICS: Harvesting Medical Information from the Human Family Tree David Altshuler and Andrew G. Clark http://www.sciencemag.org/cgi/content/summary/307/5712/1052?etoc p. 1052 ATMOSPHERIC SCIENCE: Gamma Rays Made on Earth Umran Inan http://www.sciencemag.org/cgi/content/summary/307/5712/1054?etoc p. 1054 ARCHAEOLOGY: Patterns of Cultural Primacy Richard A. Diehl http://www.sciencemag.org/cgi/content/summary/307/5712/1055?etoc p. 1055 DEVELOPMENTAL BIOLOGY: Life After Deaf for Hair Cells? Ruth Taylor and Andrew Forge http://www.sciencemag.org/cgi/content/summary/307/5712/1056?etoc p. 1056 OCEAN SCIENCE: Ironing Out Biosphere Oxidation Lee Kump http://www.sciencemag.org/cgi/content/summary/307/5712/1058?etoc p. 1058 NEUROSCIENCE: Adaptive Coding K. Richard Ridderinkhof and Wery P. M. van den Wildenberg http://www.sciencemag.org/cgi/content/summary/307/5712/1059?etoc p. 1059 Review -------------------- Editing at the Crossroad of Innate and Adaptive Immunity Priscilla Turelli and Didier Trono http://www.sciencemag.org/cgi/content/abstract/307/5712/1061?etoc p. 1061 --------------------------------------------------------------------------- NEWS --------------------------------------------------------------------------- News of the Week -------------------- HIGH-ENERGY PHYSICS: NSF Stunned by Higher Costs of Proposed DOE Facility http://www.sciencemag.org/cgi/content/summary/307/5712/1022?etoc p. 1022 NIH FUNDING: Success Rates Squeezed as Budget Growth Slows http://www.sciencemag.org/cgi/content/summary/307/5712/1023a?etoc p. 1023 U.S. IMMIGRATION POLICY: New Rules Ease Scientific Exchanges http://www.sciencemag.org/cgi/content/summary/307/5712/1023b?etoc p. 1023 PLANETARY SCIENCE: And Now, the Younger, Dry Side of Mars Is Coming Out http://www.sciencemag.org/cgi/content/summary/307/5712/1025a?etoc p. 1025 INFLUENZA: Study Questions the Benefits of Vaccinating the Elderly http://www.sciencemag.org/cgi/content/summary/307/5712/1026?etoc p. 1026 AVIAN FLU: First Human Case in Cambodia Highlights Surveillance Shortcomings http://www.sciencemag.org/cgi/content/summary/307/5712/1027a?etoc p. 1027 BIOMEDICAL RESEARCH: Despite Protests, MRC to Move Its Largest Institute Into London http://www.sciencemag.org/cgi/content/summary/307/5712/1028a?etoc p. 1028 GENE THERAPY: As Gelsinger Case Ends, Gene Therapy Suffers Another Blow http://www.sciencemag.org/cgi/content/summary/307/5712/1028b?etoc p. 1028 GERMAN SCIENCE: Board Protest Stops a Shake-Up of the Dahlem Conferences http://www.sciencemag.org/cgi/content/summary/307/5712/1029a?etoc p. 1029 BIOCHEMISTRY: Irresistible Lure for Cockroaches Determined http://www.sciencemag.org/cgi/content/summary/307/5712/1029b?etoc p. 1029 AGRICULTURAL RESEARCH: Ag Schools Say They Can't Afford Budget Boost http://www.sciencemag.org/cgi/content/summary/307/5712/1031?etoc p. 1031 News Focus -------------------- ENVIRONMENTAL RESTORATION: To Save a Vanishing Sea http://www.sciencemag.org/cgi/content/summary/307/5712/1032?etoc p. 1032 ENVIRONMENTAL RESTORATION: From Samizdat to Celebrity--and Back http://www.sciencemag.org/cgi/content/summary/307/5712/1033?etoc p. 1033 WILDLIFE BIOLOGY: A Devil of a Disease http://www.sciencemag.org/cgi/content/summary/307/5712/1035?etoc p. 1035 TAXONOMY: Will DNA Bar Codes Breathe Life Into Classification? http://www.sciencemag.org/cgi/content/summary/307/5712/1037?etoc p. 1037 TAXONOMY: Linnaeus's Legacy Carries On http://www.sciencemag.org/cgi/content/summary/307/5712/1038a?etoc p. 1038 TAXONOMY: Taxonomy's Elusive Grail http://www.sciencemag.org/cgi/content/summary/307/5712/1038b?etoc p. 1038 NetWatch -------------------- http://www.sciencemag.org/content/vol307/issue5712/netwatch.shtml p. 1021 ScienceScope -------------------- http://www.sciencemag.org/content/vol307/issue5712/s-scope.shtml p. 1025 Random Samples -------------------- http://www.sciencemag.org/content/vol307/issue5712/r-samples.shtml p. 1040 --------------------------------------------------------------------------- DEPARTMENTS --------------------------------------------------------------------------- Products & Materials -------------------- NEW PRODUCTS p. 1125 -- 生活的意義是什麼? 海安的頹廢?我沒本錢! 吉兒的"自由是群體足夠的自律融入群體的生命?"太偏激了! 還是馬蒂的無是論?逃避?那又太沒價值與存在感! 那到底是什麼? 我不清楚! -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.112.193.157