Eduardo Fradkin, Steven A. Kivelson, and Vadim Oganesyan
Science 12 January 2007: 196-197.
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MICROBIOLOGY: A Proteomic Snapshot of Life at a Vent
Charles R. Fisher and Peter Girguis
Science 12 January 2007: 198-199.
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MOLECULAR BIOLOGY: Amplified Silencing
David C. Baulcombe
Science 12 January 2007: 199-200.
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Review
Proteasome-Independent Functions of Ubiquitin in Endocytosis and Signaling
Debdyuti Mukhopadhyay and Howard Riezman
Science 12 January 2007: 201-205.
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Brevia
Haploid Females in the Parasitic Wasp Nasonia vitripennis
Leo W. Beukeboom, Albert Kamping, Marina Louter, Laas P. Pijnacker, Vaishali Katju, Patrick M. Ferree, and John H. Werren
Science 12 January 2007: 206.
Although males in most Hymenoptera (bees, wasps, ants, and certain flies) are haploid and produced from unfertilized eggs, haploid females are found in a parasitic wasp.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Research Article
Draft Genome Sequence of the Sexually Transmitted Pathogen Trichomonas vaginalis
Jane M. Carlton, Robert P. Hirt, Joana C. Silva, Arthur L. Delcher, Michael Schatz, Qi Zhao, Jennifer R. Wortman, Shelby L. Bidwell, U. Cecilia M. Alsmark, Sébastien Besteiro, Thomas Sicheritz-Ponten, Christophe J. Noel, Joel B. Dacks, Peter G. Foster, Cedric Simillion, Yves Van de Peer, Diego Miranda-Saavedra, Geoffrey J. Barton, Gareth D. Westrop, Sylke Müller, Daniele Dessi, Pier Luigi Fiori, Qinghu Ren, Ian Paulsen, Hanbang Zhang, Felix D. Bastida-Corcuera, Augusto Simoes-Barbosa, Mark T. Brown, Richard D. Hayes, Mandira Mukherjee, Cheryl Y. Okumura, Rachel Schneider, Alias J. Smith, Stepanka Vanacova, Maria Villalvazo, Brian J. Haas, Mihaela Pertea, Tamara V. Feldblyum, Terry R. Utterback, Chung-Li Shu, Kazutoyo Osoegawa, Pieter J. de Jong, Ivan Hrdy, Lenka Horvathova, Zuzana Zubacova, Pavel Dolezal, Shehre-Banoo Malik, John M. Logsdon, Jr., Katrin Henze, Arti Gupta, Ching C. Wang, Rebecca L. Dunne, Jacqueline A. Upcroft, Peter Upcroft, Owen White, Steven L. Salzberg, Petrus Tang, Cheng-Hsun Chiu, Ying-Shiung Lee, T. Martin Embley, Graham H. Coombs, Jeremy C. Mottram, Jan Tachezy, Claire M. Fraser-Liggett, and Patricia J. Johnson
Science 12 January 2007: 207-212.
A common human parasite has an unusually large and repetitive genome that contains many genes originally from bacteria and viruses.
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Reports
Spectropolarimetric Diagnostics of Thermonuclear Supernova Explosions
Lifan Wang, Dietrich Baade, and Ferdinando Patat
Science 12 January 2007: 212-214.
Published online 30 November 2006 [DOI: 10.1126/science.1121656] (in Science Express Reports)
A survey of supernovae shows that brighter ones have more spherical explosions, constraining the physics of burning and improving their use as standard candles.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Formation of a Nematic Fluid at High Fields in Sr3Ru2O7
R. A. Borzi, S. A. Grigera, J. Farrell, R. S. Perry, S. J. S. Lister, S. L. Lee, D. A. Tennant, Y. Maeno, and A. P. Mackenzie
Science 12 January 2007: 214-217.
Published online 23 November 2006 [DOI: 10.1126/science.1134796] (in Science Express Reports)
A pronounced anisotropy in resistance associated with a quantum phase transition in strontium ruthenate confirms predictions of a new state of matter--a nematic Fermi liquid.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Highly Siderophile Element Constraints on Accretion and Differentiation of the Earth-Moon System
James M. D. Day, D. Graham Pearson, and Lawrence A. Taylor
Science 12 January 2007: 217-219.
Iron-loving elements in the Moon's mantle are 5 percent as abundant as in Earth's mantle, implying that they were replenished less by accretion after the Moon's formation.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Stabilization of Platinum Oxygen-Reduction Electrocatalysts Using Gold Clusters
J. Zhang, K. Sasaki, E. Sutter, and R. R. Adzic
Science 12 January 2007: 220-222.
Nanoscale gold clusters can inhibit degradation of platinum catalysts during oxygen reduction, potentially enhancing the efficiency of fuel cells.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Early Upper Paleolithic in Eastern Europe and Implications for the Dispersal of Modern Humans
M. V. Anikovich, A. A. Sinitsyn, John F. Hoffecker, Vance T. Holliday, V. V. Popov, S. N. Lisitsyn, Steven L. Forman, G. M. Levkovskaya, G. A. Pospelova, I. E. Kuz'mina, N. D. Burova, Paul Goldberg, Richard I. Macphail, Biagio Giaccio, and N. D. Praslov
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