--------------------------------------------------------------------------- RESEARCH --------------------------------------------------------------------------- This Week in Science -------------------- http://www.sciencemag.org/content/vol306/issue5697/twis.shtml p. 775 Editors' Choice: Highlights of the recent literature -------------------- http://www.sciencemag.org/content/vol306/issue5697/twil.shtml p. 781 Research Articles -------------------- Polarization Observations with the Cosmic Background Imager A. C. S. Readhead, S. T. Myers, T. J. Pearson, J. L. Sievers, B. S. Mason, C. R. Contaldi, J. R. Bond, R. Bustos, P. Altamirano, C. Achermann, L. Bronfman, J. E. Carlstrom, J. K. Cartwright, S. Casassus, C. Dickinson, W. L. Holzapfel, J. M. Kovac, E. M. Leitch, J. May, S. Padin, D. Pogosyan, M. Pospieszalski, C. Pryke, R. Reeves, M. C. Shepherd, and S. Torres http://www.sciencemag.org/cgi/content/abstract/306/5697/836?etoc p. 836 Brevia -------------------- Partner-Specific Odor Recognition in an Antarctic Seabird Francesco Bonadonna and Gabrielle A. Nevitt http://www.sciencemag.org/cgi/content/abstract/306/5697/835?etoc p. 835 Reports -------------------- Critical-Like Phenomena Associated with Liquid-Liquid Transition in a Molecular Liquid Rei Kurita and Hajime Tanaka http://www.sciencemag.org/cgi/content/abstract/306/5697/845?etoc p. 845 Macroscopic Separation of Dense Fluid Phase and Liquid Phase of Phosphorus Yoshinori Katayama, Yasuhiro Inamura, Takeshi Mizutani, Masaaki Yamakata, Wataru Utsumi, and Osamu Shimomura http://www.sciencemag.org/cgi/content/abstract/306/5697/848?etoc p. 848 Energetics of Hydrogen Bond Network Rearrangements in Liquid Water Jared D. Smith, Christopher D. Cappa, Kevin R. Wilson, Benjamin M. Messer, Ronald C. Cohen, and Richard J. Saykally http://www.sciencemag.org/cgi/content/abstract/306/5697/851?etoc p. 851 Probabilistic Tomography Maps Chemical Heterogeneities Throughout the Lower Man tle Jeannot Trampert, Frederic Deschamps, Joseph Resovsky, and Dave Yuen http://www.sciencemag.org/cgi/content/abstract/306/5697/853?etoc p. 853 Runcaria, a Middle Devonian Seed Plant Precursor P. Gerrienne, B. Meyer-Berthaud, M. Fairon-Demaret, M. Streel, and P. Steemans http://www.sciencemag.org/cgi/content/abstract/306/5697/856?etoc p. 856 The Evolutionary Origin of Cooperators and Defectors Michael Doebeli, Christoph Hauert, and Timothy Killingback http://www.sciencemag.org/cgi/content/abstract/306/5697/859?etoc p. 859 A PINOID-Dependent Binary Switch in Apical-Basal PIN Polar Targeting Directs Auxin Efflux Jiri Friml, Xiong Yang, Marta Michniewicz, Dolf Weijers, Ab Quint, Olaf Tietz, Rene Benjamins, Pieter B. F. Ouwerkerk, Karin Ljung, Goran Sandberg, Paul J. J. Hooykaas, Klaus Palme, and Remko Offringa http://www.sciencemag.org/cgi/content/abstract/306/5697/862?etoc p. 862 Harnessing Chaperones to Generate Small-Molecule Inhibitors of Amyloid {beta} Aggregation Jason E. Gestwicki, Gerald R. Crabtree, and Isabella A. Graef http://www.sciencemag.org/cgi/content/abstract/306/5697/865?etoc p. 865 Ciliary Photoreceptors with a Vertebrate-Type Opsin in an Invertebrate Brain Detlev Arendt, Kristin Tessmar-Raible, Heidi Snyman, Adriaan W. Dorresteijn, and Joachim Wittbrodt http://www.sciencemag.org/cgi/content/abstract/306/5697/869?etoc p. 869 A Molecular Switch and Proton Wire Synchronize the Active Sites in Thiamine Enz ymes Rene A. W. Frank, Christopher M. Titman, J. Venkatesh Pratap, Ben F. Luisi, and Richard N. Perham http://www.sciencemag.org/cgi/content/abstract/306/5697/872?etoc p. 872 Abnormal Cytokinesis in Cells Deficient in the Breast Cancer Susceptibility Pro tein BRCA2 Matthew J. Daniels, Yunmei Wang, MiYoung Lee, and Ashok R. Venkitaraman http://www.sciencemag.org/cgi/content/abstract/306/5697/876?etoc p. 876 Early-Life Blockade of the 5-HT Transporter Alters Emotional Behavior in Adult Mice Mark S. Ansorge, Mingming Zhou, Alena Lira, Rene Hen, and Jay A. Gingrich http://www.sciencemag.org/cgi/content/abstract/306/5697/879?etoc p. 879 Protein Kinase C Overactivity Impairs Prefrontal Cortical Regulation of Working Memory S. G. Birnbaum, P. X. Yuan, M. Wang, S. Vijayraghavan, A. K. Bloom, D. J. Davis, K. T. Gobeske, J. D. Sweatt, H. K. Manji, and A. F. T. Arnsten http://www.sciencemag.org/cgi/content/abstract/306/5697/882?etoc p. 882 A Centrosomal Localization Signal in Cyclin E Required for Cdk2-Independent S P hase Entry Yutaka Matsumoto and James L. Maller http://www.sciencemag.org/cgi/content/abstract/306/5697/885?etoc p. 885 Technical Comments -------------------- Comment on "Transmembrane Segments of Syntaxin Line the Fusion Pore of Ca2+-Triggered Exocytosis" Joseph A. Szule and Jens R. Coorssen http://www.sciencemag.org/cgi/content/full/306/5697/813b?etoc p. 813 Response to Comment on "Transmembrane Segments of Syntaxin Line the Fusion Pore of Ca2+-Triggered Exocytosis" Xue Han and Meyer B. Jackson http://www.sciencemag.org/cgi/content/full/306/5697/813c?etoc p. 813 --------------------------------------------------------------------------- SCIENCE'S COMMENTARY --------------------------------------------------------------------------- Editorial -------------------- Election Science Donald Kennedy http://www.sciencemag.org/cgi/content/summary/306/5697/779?etoc p. 779 Letters -------------------- This Week's Letters http://www.sciencemag.org/cgi/content/summary/306/5697/811a?etoc p. 811 Budget Cuts Affecting Natural History http://www.sciencemag.org/cgi/content/full/306/5697/811b?etoc p. 811 Tuition Costs and Funding Needy Students http://www.sciencemag.org/cgi/content/full/306/5697/811c?etoc p. 811 Controversies Over Tuition Increases http://www.sciencemag.org/cgi/content/full/306/5697/811d?etoc p. 811 Sensitive Versus Classified Information http://www.sciencemag.org/cgi/content/full/306/5697/811e?etoc p. 811 Selection for Asymmetry http://www.sciencemag.org/cgi/content/full/306/5697/812?etoc p. 812 Microbial Diversity in Archived Soils http://www.sciencemag.org/cgi/content/full/306/5697/813a?etoc p. 813 Policy Forum -------------------- CLIMATE POLICY: Enhanced: An Effective Approach to Climate Change Eileen Claussen http://www.sciencemag.org/cgi/content/summary/306/5697/816?etoc p. 816 Books -------------------- DEVELOPMENT: Life from Repeated Parts Lauren Ancel Meyers http://www.sciencemag.org/cgi/content/summary/306/5697/814?etoc p. 814 AGRICULTURE: Changing Genes to Feed the World David Pimentel http://www.sciencemag.org/cgi/content/summary/306/5697/815?etoc p. 815 Books Received p. 815 Perspectives -------------------- GEOPHYSICS: Changing Views on Earth's Deep Mantle Robert D. van der Hilst http://www.sciencemag.org/cgi/content/summary/306/5697/817?etoc p. 817 BIOCHEMISTRY: How Active Sites Communicate in Thiamine Enzymes Frank Jordan http://www.sciencemag.org/cgi/content/summary/306/5697/818?etoc p. 818 CHEMISTRY: Polymorphism in Liquids Jeff L. Yarger and George H. Wolf http://www.sciencemag.org/cgi/content/summary/306/5697/820?etoc p. 820 PHYSICS: Ancient Lessons for Our Future Climate Daniel P. Schrag and Richard B. Alley http://www.sciencemag.org/cgi/content/summary/306/5697/821?etoc p. 821 PLANT BIOLOGY: Plant Acupuncture: Sticking PINs in the Right Places Nicholas J. Kaplinsky and M. Kathryn Barton http://www.sciencemag.org/cgi/content/summary/306/5697/822?etoc p. 822 Review -------------------- Symmetry Breaking and the Evolution of Development A. Richard Palmer http://www.sciencemag.org/cgi/content/abstract/306/5697/828?etoc p. 828 --------------------------------------------------------------------------- NEWS --------------------------------------------------------------------------- News of the Week -------------------- HIGH-ENERGY PHYSICS: Accident Shuts Down SLAC, Spurs Probe of Safety Rules http://www.sciencemag.org/cgi/content/summary/306/5697/788?etoc p. 788 PALEOANTHROPOLOGY: New Species of Small Human Found in Indonesia http://www.sciencemag.org/cgi/content/summary/306/5697/789?etoc p. 789 A Wily Recruiter in the Battle Against Toxic {beta} Amyloid Aggregation http://www.sciencemag.org/cgi/content/summary/306/5697/791a?etoc p. 791 NEUROSCIENCE: Prozac Treatment of Newborn Mice Raises Anxiety http://www.sciencemag.org/cgi/content/summary/306/5697/792?etoc p. 792 Fundamental Constants Appear Constant--At Least Recently http://www.sciencemag.org/cgi/content/summary/306/5697/793a?etoc p. 793 DIABETES RESEARCH: Broad-Novartis Venture Promises a No-Strings, Public Gene Database http://www.sciencemag.org/cgi/content/summary/306/5697/795a?etoc p. 795 DEVELOPMENTAL BIOLOGY: Worm's Light-Sensing Proteins Suggest Eye's Single Origin http://www.sciencemag.org/cgi/content/summary/306/5697/796a?etoc p. 796 EUROPEAN RESEARCH COUNCIL: Only the Details Are Devilish for New Funding Agency http://www.sciencemag.org/cgi/content/summary/306/5697/796b?etoc p. 796 INTERNATIONAL TREATIES: United Nations Tackles Cloning Question--Again http://www.sciencemag.org/cgi/content/summary/306/5697/797?etoc p. 797 News Focus -------------------- SCIENCE OF ELECTIONS: Gambling With Our Votes? http://www.sciencemag.org/cgi/content/summary/306/5697/798?etoc p. 798 SCIENCE OF ELECTIONS: How Strategists Design the Perfect Candidate http://www.sciencemag.org/cgi/content/summary/306/5697/799?etoc p. 799 PLANT ECOLOGY: Measuring the Significance of a Scientist's Touch http://www.sciencemag.org/cgi/content/summary/306/5697/801?etoc p. 801 POLAR SCIENCE: China Takes Bold Steps Into Antarctic's Forbidding Interior http://www.sciencemag.org/cgi/content/summary/306/5697/803?etoc p. 803 SUSAN HERRING PROFILE: Getting Inside Your Head http://www.sciencemag.org/cgi/content/summary/306/5697/804?etoc p. 804 THERMOELECTRICS: Temperature Rises for Devices That Turn Heat Into Electricity http://www.sciencemag.org/cgi/content/summary/306/5697/806?etoc p. 806 NetWatch -------------------- http://www.sciencemag.org/content/vol306/issue5697/netwatch.shtml p. 787 ScienceScope -------------------- http://www.sciencemag.org/content/vol306/issue5697/s-scope.shtml p. 791 Random Samples -------------------- http://www.sciencemag.org/content/vol306/issue5697/r-samples.shtml p. 808 --------------------------------------------------------------------------- DEPARTMENTS --------------------------------------------------------------------------- Products & Materials -------------------- NEW PRODUCTS p. 889 Departments -------------------- AAAS News & Notes p. 824 _______________________________________________________________________ Copyright (c) 2004 by the American Association for the Advancement of Science. -- ******** PTT 统合生命科学研究院 Biotech 生物医学研究所 干细胞研究室 ******** --

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