This Week in Science

Editor summaries of this week's papers.
Science 25 January 2002: 581.
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Editorial:
New Directions for Biomedical Science

Donna E. Shalala
Science 25 January 2002: 585.
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Editors' Choice

Highlights of the recent literature.
Science 25 January 2002: 587.
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NetWatch

Best of the Web in science.
Science 25 January 2002: 591.
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 NEW PRODUCTS

Science 25 January 2002: 699-701.

 AAAS News & Notes

Science 25 January 2002: 702.

News of the Week

SMALLPOX:
WHO Puts Off Destruction of U.S., Russian Caches

Richard Stone
Science 25 January 2002: 598-599.
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PROFESSIONAL ETHICS:
Data Hoarding Blocks Progress in Genetics

Erik Stokstad
Science 25 January 2002: 599.
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NEUROSCIENCE:
Genes Keep Neurons' House in Order

Gretchen Vogel
Science 25 January 2002: 599-601.
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HUMAN CLONING:
Report Backs Ban; Ethics Panel Debuts

Constance Holden and Jocelyn Kaiser
Science 25 January 2002: 601-602.
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FUSION POWER:
Spherical Tokamaks Are on a Roll

Andrew Watson
Science 25 January 2002: 602-603.
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HIGH-ENERGY PHYSICS:
Atom Smasher Probes Realm of Nuclear 'Gas'

Charles Seife
Science 25 January 2002: 603-604.
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SUPERCONDUCTIVITY:
Perplexing Compounds Rejoin the Club

David Voss
Science 25 January 2002: 604.
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GENE THERAPY:
Blood Test Flags Agent in Death of Penn Subject

Adam Bostanci
Science 25 January 2002: 604-605.
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EXTRASOLAR PLANETOLOGY:
Jupiters Like Our Own Await Planet Hunters

Richard A. Kerr
Science 25 January 2002: 605.
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ScienceScope

Science 25 January 2002: 601.
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Random Samples

Science 25 January 2002: 619.
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News Focus

CELL BIOLOGY:
Cell Migration Research Is on the Move

Marina Chicurel
Science 25 January 2002: 606-609.
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SOUTH KOREA:
Institute Helps Spread Use of Vaccines in Asia

Mark Russell
Science 25 January 2002: 611-612.
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CANCER RESEARCH:
Taking Garbage In, Tossing Cancer Out?

Ken Garber
Science 25 January 2002: 612-613.
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PRIMATE ORIGINS MEETING:
New Fossils and a Glimpse of Evolution

Anne Simon Moffat
Science 25 January 2002: 613-615.
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AMERICAN ASTRONOMICAL SOCIETY MEETING:
Latest Observations Bring the Unseen Into View

Govert Schilling
Science 25 January 2002: 616-617.
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Letters

This Week's Letters

Science 25 January 2002: 625.
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 Path of Drug Resistance from Farm to Clinic

Lyle P. Vogel; and Dan Ferber
Science 25 January 2002: 625.
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 The New Hungarian Science Programs

Gábor Lente; and István Szemenyei
Science 25 January 2002: 625.
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 Photocatalysts Sensitive to Visible Light

Shinri Sato;, R. Asahi, T. Morikawa, T. Ohwaki, K. Aoki, and Y. Taga
Science 25 January 2002: 626-627.
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 Wandering Hooded Seals

Antonio A. Mignucci-Giannoni and Peter Haddow
Science 25 January 2002: 627-628.
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 CORRECTIONS AND CLARIFICATIONS

Science 25 January 2002: 628.
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Books et al.

NUCLEAR POLICY:
A Brief For Power and Against Weapons

Frank N. von Hippel
Science 25 January 2002: 632.
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PHILOSOPHY:
Unpersuasive Thoughts and Unhelpful Ideas

Lewis Wolpert
Science 25 January 2002: 633.
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 Browsings

Science 25 January 2002: 633.
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 Books Received

Science 25 January 2002: 633.

Policy Forum

ENVIRONMENT:
Enhanced: Frontier Governance in Amazonia

D. Nepstad, D. McGrath, A. Alencar, A. C. Barros, G. Carvalho, M. Santilli, and M. del C. Vera Diaz
Science 25 January 2002: 629-631.
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Perspectives

POLYMER SYNTHESIS:
Catalysts Rise to the Challenge

Fernando J. Gómez and Robert M. Waymouth
Science 25 January 2002: 635-636.
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ECOLOGY:
Beta Diversity in Tropical Forests

J. F. Duivenvoorden, J.-C. Svenning, and S. J. Wright
Science 25 January 2002: 636-637.
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ENDOCRINOLOGY:
This Hormone Has Been Relaxin' Too Long!

Richard Ivell
Science 25 January 2002: 637-638.
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ASTRONOMY:
Radio Noise from Dust Grains

Andrea Ferrara
Science 25 January 2002: 638-639.
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ECOLOGY:
Darwin and the First Ecological Experiment

Andy Hector and Rowan Hooper
Science 25 January 2002: 639-640.
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Review

Antarctic Sea Ice--a Habitat for Extremophiles

D. N. Thomas and G. S. Dieckmann
Science 25 January 2002: 641-644.
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Brevia

 Extreme Responses to Climate Change in Antarctic Lakes

Wendy C. Quayle, Lloyd S. Peck, Helen Peat, J. C. Ellis-Evans, and P. Richard Harrigan
Science 25 January 2002: 645.
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Reports

Chaotic Mixer for Microchannels

Abraham D. Stroock, Stephan K. W. Dertinger, Armand Ajdari, Igor Mezi, Howard A. Stone, and George M. Whitesides
Science 25 January 2002: 647-651.
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A Group-IV Ferromagnetic Semiconductor: Mn_xGe_1x

Y. D. Park, A. T. Hanbicki, S. C. Erwin, C. S. Hellberg, J. M. Sullivan, J. E. Mattson, T. F. Ambrose, A. Wilson, G. Spanos, and B. T. Jonker
Science 25 January 2002: 651-654.
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Nanocrystallization During Nanoindentation of a Bulk Amorphous Metal Alloy at Room Temperature

J.-J. Kim, Y. Choi, S. Suresh, and A. S. Argon
Science 25 January 2002: 654-657.
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Mineral Surface Control of Organic Carbon in Black Shale

Martin J. Kennedy, David R. Pevear, and Ronald J. Hill
Science 25 January 2002: 657-660.
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Isolation and Structural Characterization of 1-Zirconacyclopent-3-yne, Five-Membered Cyclic Alkynes

Noriyuki Suzuki, Masayoshi Nishiura, and Yasuo Wakatsuki
Science 25 January 2002: 660-663.
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Hydrophobicity at a Janus Interface

Xueyan Zhang, Yingxi Zhu, and Steve Granick
Science 25 January 2002: 663-666.
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Beta-Diversity in Tropical Forest Trees

Richard Condit, Nigel Pitman, Egbert G. Leigh, Jr., Jérôme Chave, John Terborgh, Robin B. Foster, Percy Núñez, Salomón Aguilar, Renato Valencia, Gorky Villa, Helene C. Muller-Landau, Elizabeth Losos, and Stephen P. Hubbell
Science 25 January 2002: 666-669.
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Role of the Myosin Assembly Protein UNC-45 as a Molecular Chaperone for Myosin

José M. Barral, Alex H. Hutagalung, Achim Brinker, F. Ulrich Hartl, and Henry F. Epstein
Science 25 January 2002: 669-671.
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Activation of Orphan Receptors by the Hormone Relaxin

Sheau Yu Hsu, Koji Nakabayashi, Shinya Nishi, Jin Kumagai, Masataka Kudo, O. David Sherwood, and Aaron J. W. Hsueh
Science 25 January 2002: 671-674.
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Plant Biotechnology in China

Jikun Huang, Scott Rozelle, Carl Pray, and Qinfang Wang
Science 25 January 2002: 674-676.
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Complete Development of Mosquito Phases of the Malaria Parasite in Vitro

Ebtesam M. Al-Olayan, Annette L. Beetsma, Geoff A. Butcher, Robert E. Sinden, and Hilary Hurd
Science 25 January 2002: 677-679.
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A Bacterial Guanine Nucleotide Exchange Factor Activates ARF on Legionella Phagosomes

Hiroki Nagai, Jonathan C. Kagan, Xinjun Zhu, Richard A. Kahn, and Craig R. Roy
Science 25 January 2002: 679-682.
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SHP-2 Tyrosine Phosphatase as an Intracellular Target of Helicobacter pylori CagA Protein

Hideaki Higashi, Ryouhei Tsutsumi, Syuichi Muto, Toshiro Sugiyama, Takeshi Azuma, Masahiro Asaka, and Masanori Hatakeyama
Science 25 January 2002: 683-686.
Published online 13 December 2001 [DOI: 10.1126/science.1067147] (in Science Express Reports)
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Immunoglobulin-Domain Proteins Required for Maintenance of Ventral Nerve Cord Organization

Oscar Aurelio, David H. Hall, and Oliver Hobert
Science 25 January 2002: 686-690.
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Dynamic Brain Sources of Visual Evoked Responses

S. Makeig, M. Westerfield, T.-P. Jung, S. Enghoff, J. Townsend, E. Courchesne, and T. J. Sejnowski
Science 25 January 2002: 690-694.
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RNA Helicase MUT-14-Dependent Gene Silencing Triggered in C. elegans by Short Antisense RNAs

Marcel Tijsterman, René F. Ketting, Kristy L. Okihara, Titia Sijen, and Ronald H. A. Plasterk
Science 25 January 2002: 694-697.
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