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2004, volume 431, articles 7012

Science shares the limelight as election battle enters final phase pp. 1025-1025

Erika Check and Geoff Brumfiel

Ultrasound scans accused of disrupting brain development pp. 1026-1026

Jim Giles

Geneticists struggle towards consensus on place for ‘race’ pp. 1026-1026

Meredith Wadman

Comet impact theory faces repeat analysis pp. 1027-1027

Rex Dalton

Spain's budget fails basic science, researchers charge pp. 1027-1027

Monica Salamone

Deluge of typhoons may aid forecast models pp. 1028-1028

David Cyranoski

Generic drugs allowed in global trial of AIDS therapy pp. 1028-1028

Erika Check

Little lady of Flores forces rethink of human evolution pp. 1029-1029

Rex Dalton

Novartis goes public with DNA data in bid to tackle diabetes pp. 1029-1029

Jonathan Knight

A seismic shift in thinking pp. 1032-1032

David Cyranoski

Bagging bursts, swiftly pp. 1035-1035

Tony Reichhardt

Scientists must conquer reluctance to speak out pp. 1036-1036

Stephen Porder, Kai M. A. Chan and Paul A. T. Higgins

Why leave it to others to speak up about science? pp. 1036-1036

Ian Flintoff

Knowledge is a good base to campaign from pp. 1036-1036

Kaihsu Tai

Driven to diffraction pp. 1037-1038

Kenneth C. Holmes

Shaking up seismology pp. 1038-1039

Naomi Oreskes

Betty Beaumont's Ocean Landmark is in deep water pp. 1039-1039

Martin Kemp

Population biology on the wing pp. 1040-1040

Norman Myers

A wake-up call pp. 1041-1041

Bruce Alberts

Human evolution writ small pp. 1043-1044

Marta Mirazón Lahr and Robert Foley

Tycho's mystery companion pp. 1044-1045

David Branch

Biodiversity barometers pp. 1046-1047

Thomas Brooks and Elizabeth Kennedy

Spots from rings pp. 1047-1048

Paula J. Reimer

Smooth coupling in Salmonella pp. 1047-1047

Christopher Surridge

Mortality and lifespan pp. 1048-1048

Peter A. Abrams

English elm is a 2,000-year-old Roman clone pp. 1053-1053

Luis Gil, Pablo Fuentes-Utrilla, Álvaro Soto, M. Teresa Cervera and Carmen Collada

A new small-bodied hominin from the Late Pleistocene of Flores, Indonesia pp. 1055-1061

P. Brown, T. Sutikna, M. J. Morwood, R. P. Soejono, Jatmiko, E. Wayhu Saptomo and Rokus Awe Due

Structure of the bacterial flagellar hook and implication for the molecular universal joint mechanism pp. 1062-1068

Fadel A. Samatey, Hideyuki Matsunami, Katsumi Imada, Shigehiro Nagashima, Tanvir R. Shaikh, Dennis R. Thomas, James Z. Chen, David J. DeRosier, Akio Kitao and Keiichi Namba

The binary progenitor of Tycho Brahe's 1572 supernova pp. 1069-1072

Pilar Ruiz-Lapuente, Fernando Comeron, Javier Méndez, Ramon Canal, Stephen J. Smartt, Alexei V. Filippenko, Robert L. Kurucz, Ryan Chornock, Ryan J. Foley, Vallery Stanishev and Rodrigo Ibata

Recent ice-rich deposits formed at high latitudes on Mars by sublimation of unstable equatorial ice during low obliquity pp. 1072-1075

Benjamin Levrard, François Forget, Franck Montmessin and Jacques Laskar

Continuous generation of single photons with controlled waveform in an ion-trap cavity system pp. 1075-1078

Matthias Keller, Birgit Lange, Kazuhiro Hayasaka, Wolfgang Lange and Herbert Walther

Crystallization of charge holes in the spin ladder of Sr14Cu24O41 pp. 1078-1081

P. Abbamonte, G. Blumberg, A. Rusydi, A. Gozar, P. G. Evans, T. Siegrist, L. Venema, H. Eisaki, E. D. Isaacs and G. A. Sawatzky

All-optical control of light on a silicon chip pp. 1081-1084

Vilson R. Almeida, Carlos A. Barrios, Roberto R. Panepucci and Michal Lipson

Unusual activity of the Sun during recent decades compared to the previous 11,000 years pp. 1084-1087

S. K. Solanki, I. G. Usoskin, B. Kromer, M. Schüssler and J. Beer

Archaeology and age of a new hominin from Flores in eastern Indonesia pp. 1087-1091

M. J. Morwood, R. P. Soejono, R. G. Roberts, T. Sutikna, C. S. M. Turney, K. E. Westaway, W. J. Rink, x. Zhao J.-, G. D. van den Bergh, Rokus Awe Due, D. R. Hobbs, M. W. Moore, M. I. Bird and L. K. Fifield

Bioturbators enhance ecosystem function through complex biogeochemical interactions pp. 1092-1095

Andrew M. Lohrer, Simon F. Thrush and Max M. Gibbs

Effect of extrinsic mortality on the evolution of senescence in guppies pp. 1095-1099

David N. Reznick, Michael J. Bryant, Derek Roff, Cameron K. Ghalambor and Dionna E. Ghalambor

Population density drives the local evolution of a threshold dimorphism pp. 1099-1103

Joseph L. Tomkins and Gordon S. Brown

Non-mitochondrial complex I proteins in a hydrogenosomal oxidoreductase complex pp. 1103-1107

Sabrina D. Dyall, Weihong Yan, Maria G. Delgadillo-Correa, Adam Lunceford, Joseph A. Loo, Catherine F. Clarke and Patricia J. Johnson

The genome of Cryptosporidium hominis pp. 1107-1112

Ping Xu, Giovanni Widmer, Yingping Wang, Luiz S. Ozaki, Joao M. Alves, Myrna G. Serrano, Daniela Puiu, Patricio Manque, Donna Akiyoshi, Aaron J. Mackey, William R. Pearson, Paul H. Dear, Alan T. Bankier, Darrell L. Peterson, Mitchell S. Abrahamsen, Vivek Kapur, Saul Tzipori and Gregory A. Buck

MYC inactivation uncovers pluripotent differentiation and tumour dormancy in hepatocellular cancer pp. 1112-1117

Catherine M. Shachaf, Andrew M. Kopelman, Constadina Arvanitis, Åsa Karlsson, Shelly Beer, Stefanie Mandl, Michael H. Bachmann, Alexander D. Borowsky, Boris Ruebner, Robert D. Cardiff, Qiwei Yang, J. Michael Bishop, Christopher H. Contag and Dean W. Felsher

Phosphorylation-dependent binding of mitotic cyclins to Cdc6 contributes to DNA replication control pp. 1118-1123

Satoru Mimura, Takashi Seki, Seiji Tanaka and John F. X. Diffley

Correction: Corrigendum: Cloning of adiponectin receptors that mediate antidiabetic metabolic effects pp. 1123-1123

Toshimasa Yamauchi, Junji Kamon, Yusuke Ito, Atsushi Tsuchida, Takehiko Yokomizo, Shunbun Kita, Takuya Sugiyama, Makoto Miyagishi, Kazuo Hara, Masaki Tsunoda, Koji Murakami, Toshiaki Ohteki, Shoko Uchida, Sato Takekawa, Hironori Waki, Nelson H. Tsuno, Yoichi Shibata, Yasuo Terauchi, Philippe Froguel, Kazuyuki Tobe, Shigeo Koyasu, Kazunari Taira, Toshio Kitamura, Takao Shimizu, Ryozo Nagai and Takashi Kadowaki

Making the match pp. 1125-1125

Paul Smaglik

Fast Track: charting the course of your postdoc pp. 1126-1127

Eugene Russo

PhD limitations pp. 1128-1128

Philipp Angerer

Recruiters & Industry pp. 1128-1128

Grace Wong

2004, volume 431, articles 7011

Biologists seek consensus on guidelines for stem-cell research pp. 885-885

Erika Check

Infertility specialists counsel caution over frozen eggs pp. 886-886

Helen Pearson

Early success claimed for Zerhouni's NIH roadmap pp. 886-886

Meredith Wadman

Russians fear privatization of state labs pp. 887-887

Bryon MacWilliams

French delegation strengthens bond with China pp. 887-887

David Cyranoski

Schwarzenegger endorses stem-cell push pp. 888-888

Jonathan Knight

Germany balks at funding ESA's planetary ambitions pp. 888-888

Alison Abbott

Quarrel over book leads to call for misconduct inquiry pp. 889-889

Rex Dalton

Germany's junior professors fight for their rights pp. 889-889

Quirin Schiermeier

A shot in the arm pp. 892-893

Martin Leeb

Deaf by design pp. 894-896

Carina Dennis

The real dirty secret of academic publishing pp. 897-897

Vladimir Svetlov

US restrictions limit anthrax networking pp. 897-897

Amanda Ozin, Karen Bade and Stefan H. E. Kaufmann

Today is the time to take environmental action pp. 897-897

Katrina Brown

Antibiotics at the crossroads pp. 899-902

Carl Nathan

The evolutionist's tale pp. 903-904

Jerry A. Coyne

First steps in science pp. 904-905

Paul L. Harris

Stalking life's second secret pp. 905-907

Lee M. Silver

Food for thought for geneticists pp. 907-908

T. Colin Campbell

The sincerest form of flattery pp. 908-909

John Doyle and Marie Csete

The roots of nitrogen fixation pp. 909-911

Vaclav Smil

Freedom from smallpox? pp. 911-911

Hugh Pennington

Climbing the co-evolution ladder pp. 913-913

T. M. Lenton, H. J. Schellnhuber and E. Szathmáry

End of the beginning pp. 915-916

Lincoln D. Stein

Small genome, big insights pp. 916-917

John Mulley and Peter Holland

Frame-dragging confirmed pp. 918-919

Neil Ashby

Negative feedback for B cells pp. 919-920

Louis M. Staudt

Wider connections for El Niño pp. 920-921

William J. Randel

Joint approach pp. 921-921

Amanda Tromans

Maurice Wilkins (1916–2004) pp. 922-922

Walter Gratzer

Leg feathers in an Early Cretaceous bird pp. 925-925

Fucheng Zhang and Zhonghe Zhou

Shotgun sequence assembly and recent segmental duplications within the human genome pp. 927-930

Xinwei She, Zhaoshi Jiang, Royden A. Clark, Ge Liu, Ze Cheng, Eray Tuzun, Deanna M. Church, Granger Sutton, Aaron L. Halpern and Evan E. Eichler

Genome duplication in the teleost fish Tetraodon nigroviridis reveals the early vertebrate proto-karyotype pp. 946-957

Olivier Jaillon, Jean-Marc Aury, Frédéric Brunet, Jean-Louis Petit, Nicole Stange-Thomann, Evan Mauceli, Laurence Bouneau, Cécile Fischer, Catherine Ozouf-Costaz, Alain Bernot, Sophie Nicaud, David Jaffe, Sheila Fisher, Georges Lutfalla, Carole Dossat, Béatrice Segurens, Corinne Dasilva, Marcel Salanoubat, Michael Levy, Nathalie Boudet, Sergi Castellano, Véronique Anthouard, Claire Jubin, Vanina Castelli, Michael Katinka, Benoît Vacherie, Christian Biémont, Zineb Skalli, Laurence Cattolico, Julie Poulain, Véronique de Berardinis, Corinne Cruaud, Simone Duprat, Philippe Brottier, Jean-Pierre Coutanceau, Jérôme Gouzy, Genis Parra, Guillaume Lardier, Charles Chapple, Kevin J. McKernan, Paul McEwan, Stephanie Bosak, Manolis Kellis, Jean-Nicolas Volff, Roderic Guigó, Michael C. Zody, Jill Mesirov, Kerstin Lindblad-Toh, Bruce Birren, Chad Nusbaum, Daniel Kahn, Marc Robinson-Rechavi, Vincent Laudet, Vincent Schachter, Francis Quétier, William Saurin, Claude Scarpelli, Patrick Wincker, Eric S. Lander, Jean Weissenbach and Hugues Roest Crollius

A confirmation of the general relativistic prediction of the Lense–Thirring effect pp. 958-960

I. Ciufolini and E. C. Pavlis

Poisson's ratio and the fragility of glass-forming liquids pp. 961-963

V. N. Novikov and A. P. Sokolov

Low-voltage organic transistors with an amorphous molecular gate dielectric pp. 963-966

Marcus Halik, Hagen Klauk, Ute Zschieschang, Günter Schmid, Christine Dehm, Markus Schütz, Steffen Maisch, Franz Effenberger, Markus Brunnbauer and Francesco Stellacci

Ultra-remote stereocontrol by conformational communication of information along a carbon chain pp. 966-971

Jonathan Clayden, Andrew Lund, Lluís Vallverdú and Madeleine Helliwell

Extreme climate of the global troposphere and stratosphere in 1940–42 related to El Niño pp. 971-974

S. Brönnimann, J. Luterbacher, J. Staehelin, T. M. Svendby, G. Hansen and T. Svenøe

Release of gold-bearing fluids in convergent margin magmas prompted by magnetite crystallization pp. 975-978

Weidong Sun, Richard J. Arculus, Vadim S. Kamenetsky and Raymond A. Binns

A Silurian sea spider pp. 978-980

Derek J. Siveter, Mark D. Sutton, Derek E. G. Briggs and David J. Siveter

Performance of maximum parsimony and likelihood phylogenetics when evolution is heterogeneous pp. 980-984

Bryan Kolaczkowski and Joseph W. Thornton

Ecological constraints on diversification in a model adaptive radiation pp. 984-988

Rees Kassen, Martin Llewellyn and Paul B. Rainey

Megabase deletions of gene deserts result in viable mice pp. 988-993

Marcelo A. Nóbrega, Yiwen Zhu, Ingrid Plajzer-Frick, Veena Afzal and Edward M. Rubin

Neural correlates of mental rehearsal in dorsal premotor cortex pp. 993-996

Paul Cisek and John F. Kalaska

Regulation of oxidative stress by ATM is required for self-renewal of haematopoietic stem cells pp. 997-1002

Keisuke Ito, Atsushi Hirao, Fumio Arai, Sahoko Matsuoka, Keiyo Takubo, Isao Hamaguchi, Kana Nomiyama, Kentaro Hosokawa, Kazuhiro Sakurada, Naomi Nakagata, Yasuo Ikeda, Tak W. Mak and Toshio Suda

Gfi-1 restricts proliferation and preserves functional integrity of haematopoietic stem cells pp. 1002-1007

Hanno Hock, Melanie J. Hamblen, Heather M. Rooke, Jeffrey W. Schindler, Shireen Saleque, Yuko Fujiwara and Stuart H. Orkin

Essential role for the p110δ phosphoinositide 3-kinase in the allergic response pp. 1007-1011

Khaled Ali, Antonio Bilancio, Matthew Thomas, Wayne Pearce, Alasdair M. Gilfillan, Christine Tkaczyk, Nicolas Kuehn, Alexander Gray, June Giddings, Emma Peskett, Roy Fox, Ian Bruce, Christoph Walker, Carol Sawyer, Klaus Okkenhaug, Peter Finan and Bart Vanhaesebroeck

DNA end resection, homologous recombination and DNA damage checkpoint activation require CDK1 pp. 1011-1017

Grzegorz Ira, Achille Pellicioli, Alitukiriza Balijja, Xuan Wang, Simona Fiorani, Walter Carotenuto, Giordano Liberi, Debra Bressan, Lihong Wan, Nancy M. Hollingsworth, James E. Haber and Marco Foiani

Erratum: High-resolution structure of a retroviral capsid hexameric amino-terminal domain pp. 1017-1017

Gulnahar B. Mortuza, Lesley F. Haire, Anthony Stevens, Stephen J. Smerdon, Jonathan P. Stoye and Ian A. Taylor

Rewarding season pp. 1019-1019

Paul Smaglik

Boosting biotech in Finland pp. 1020-1021

Paul Smaglik

Bridging the gap pp. 1022-1022

Amber Jenkins

Recruiters & Academia pp. 1022-1022

Eric Zimmerman

2004, volume 431, articles 7010

Neutral evolution of ‘non-coding’ complementary DNAs pp. 1-2

Jun Wang, Jianguo Zhang, Hongkun Zheng, Jun Li, Dongyuan Liu, Heng Li, Ram Samudrala, Jun Yu and Gane Ka-Shu Wong

Neutral evolution of ‘non-coding’ complementary DNAs (reply) pp. 2-3

Yoshihide Hyashizaki

Universities fear repercussions as NIH tunes conflicts policy pp. 725-725

Erika Check

US lacks back-up for flu vaccine shortfall pp. 726-726

Helen Pearson

Californians up in arms over water assessment pp. 726-726

Emma Marris

Ukraine deluged by protests over plans for Danube delta pp. 727-727

Quirin Schiermeier

Canada to join ‘big league’ with its own science academy pp. 727-727

David Spurgeon

Advisers rebel over choice of museum chief pp. 728-728

Alison Abbott

Paris collections snubbed in spending review pp. 728-728

Sally Goodman

Chemistry Nobel for trio who revealed molecular death-tag pp. 729-729

Jim Giles

‘Memory of water’ biologist dies after heart surgery pp. 729-729

Philip Ball

Cold comfort pp. 734-735

Quirin Schiermeier

Science in the FAST LANE pp. 736-738

Karl Ziemelis and Charles Wenz

Best scientific advice is to read the climate report pp. 739-739

Georgii Alexandrov

Climate: Russians face another disappointment pp. 739-739

David S. Reay

Passion and politics cloud the climate debate pp. 739-739

Paul Reiter

The state of the Universe pp. 741-742

Jeffrey Forshaw

Field guides and phylogenies pp. 742-742

Sandra Knapp

Opening time pp. 742-742

Juliane Mössinger

Modern museums pp. 743-743

David A. Micklos

Before the word pp. 745-745

Gary F. Marcus

Neuron protection agency pp. 747-748

Harry T. Orr

Neutron halo slips pp. 749-751

David Hinde and Mahananda Dasgupta

A light fabric pp. 749-749

Liesbeth Venema

Sunrise and sunset in fly brains pp. 751-752

William J. Schwartz

Accessing a transporter structure pp. 752-753

Michael P. Kavanaugh

Jacques H. van Boom (1937–2004) pp. 755-755

Gijs van der Marel and Hidde Ploegh

Structural plasticity in the bilingual brain pp. 757-757

Andrea Mechelli, Jenny T. Crinion, Uta Noppeney, John O'Doherty, John Ashburner, Richard S. Frackowiak and Cathy J. Price

Plasticity & neuronal computation pp. 759-759

Tanguy Chouard

Computational roles for dopamine in behavioural control pp. 760-767

P. Read Montague, Steven E. Hyman and Jonathan D. Cohen

Generalization in vision and motor control pp. 768-774

Tomaso Poggio and Emilio Bizzi

Neural networks and perceptual learning pp. 775-781

Misha Tsodyks and Charles Gilbert

Cortical rewiring and information storage pp. 782-788

D. B. Chklovskii, B. W. Mel and K. Svoboda

Plasticity in single neuron and circuit computations pp. 789-795

Alain Destexhe and Eve Marder

Synaptic computation pp. 796-803

L. F. Abbott and Wade G. Regehr

Inclusion body formation reduces levels of mutant huntingtin and the risk of neuronal death pp. 805-810

Montserrat Arrasate, Siddhartha Mitra, Erik S. Schweitzer, Mark R. Segal and Steven Finkbeiner

Structure of a glutamate transporter homologue from Pyrococcus horikoshii pp. 811-818

Dinesh Yernool, Olga Boudker, Yan Jin and Eric Gouaux

A fossil origin for the magnetic field in A stars and white dwarfs pp. 819-821

Jonathan Braithwaite and Hendrik C. Spruit

Jarosite as an indicator of water-limited chemical weathering on Mars pp. 821-823

M. E. Elwood Madden, R. J. Bodnar and J. D. Rimstidt

No enhancement of fusion probability by the neutron halo of 6He pp. 823-826

R. Raabe, J. L. Sida, J. L. Charvet, N. Alamanos, C. Angulo, J. M. Casandjian, S. Courtin, A. Drouart, D. J. C. Durand, P. Figuera, A. Gillibert, S. Heinrich, C. Jouanne, V. Lapoux, A. Lepine-Szily, A. Musumarra, L. Nalpas, D. Pierroutsakou, M. Romoli, K. Rusek and M. Trotta

Metal–insulator–semiconductor optoelectronic fibres pp. 826-829

Mehmet Bayindir, Fabien Sorin, Ayman F. Abouraddy, Jeff Viens, Shandon D. Hart, John D. Joannopoulos and Yoel Fink

Control of ion selectivity in potassium channels by electrostatic and dynamic properties of carbonyl ligands pp. 830-834

Sergei Yu. Noskov, Simon Bernèche and Benoît Roux

Low marine sulphate and protracted oxygenation of the Proterozoic biosphere pp. 834-838

Linda C. Kah, Timothy W. Lyons and Tracy D. Frank

A new troodontid dinosaur from China with avian-like sleeping posture pp. 838-841

Xing Xu and Mark A. Norell

Adaptation varies through space and time in a coevolving host–parasitoid interaction pp. 841-844

Samantha E. Forde, John N. Thompson and Brendan J. M. Bohannan

Hedgehog signalling controls eye degeneration in blind cavefish pp. 844-847

Yoshiyuki Yamamoto, David W. Stock and William R. Jeffery

A relative signalling model for the formation of a topographic neural map pp. 847-853

Michaël Reber, Patrick Burrola and Greg Lemke

A single population of olfactory sensory neurons mediates an innate avoidance behaviour in Drosophila pp. 854-859

Greg S. B. Suh, Allan M. Wong, Anne C. Hergarden, Jing W. Wang, Anne F. Simon, Seymour Benzer, Richard Axel and David J. Anderson

A general mechanism for perceptual decision-making in the human brain pp. 859-862

H. R. Heekeren, S. Marrett, P. A. Bandettini and L. G. Ungerleider

Coupled oscillators control morning and evening locomotor behaviour of Drosophila pp. 862-868

Dan Stoleru, Ying Peng, José Agosto and Michael Rosbash

Morning and evening peaks of activity rely on different clock neurons of the Drosophila brain pp. 869-873

Brigitte Grima, Elisabeth Chélot, Ruohan Xia and François Rouyer

Role of histone H2A ubiquitination in Polycomb silencing pp. 873-878

Hengbin Wang, Liangjun Wang, Hediye Erdjument-Bromage, Miguel Vidal, Paul Tempst, Richard S. Jones and Yi Zhang

Correction: Corrigendum: Induction of DNA methylation and gene silencing by short interfering RNAs in human cells pp. 878-878

Hiroaki Kawasaki and Kazunari Taira

Correction: Corrigendum: The lipid phosphatase SHIP2 controls insulin sensitivity pp. 878-878

S. Clément, U. Krause, F. Desmedt, J.-F. Tanti, J. Behrends, X. Pesesse, T. Sasaki, J. Penninger, M. Doherty, W. Malaisse, J. E. Dumont, Y. Le Marchand-Brustel, C. Erneux, L. Hue and S. Schurmans

Key words pp. 879-879

Paul Smaglik

Analyse this pp. 880-881

Kendall Powell

The sound of science pp. 882-882

Sidney Omelon

Bricks & Mortar pp. 882-882

Eugene Russo

2004, volume 431, articles 7009

US universities up in arms over licence plans for foreign staff pp. 615-615

Geoff Brumfiel

Science of smell wins medicine Nobel pp. 616-616

Alison Abbott

Colourful work on quarks scoops triple crown pp. 617-617

Philip Ball

Harvard ceremony graced by hula-hooping laureates pp. 617-617

Steve Nadis

Subtler tests urged for supercomputers pp. 618-618

Jim Giles

Tardy earthquake excites California geophysicists pp. 618-618

David Cyranoski

Blair to seek consensus on safe greenhouse-gas levels pp. 619-619

Jim Giles

Britain warms to European space exploration plan pp. 619-619

Jim Giles

Rocket man pp. 621-621

Geoff Brumfiel

Chipping in pp. 622-623

Geoff Brumfiel

Starting from scratch pp. 624-626

Philip Ball

Brazil needs action rather than words pp. 627-627

André Frazão Helene and Verónica S. Valentinuzzi

No mistake in Berkeley's biotechnology deal pp. 627-627

Philip G. Hultin

Scientists and teachers should ignore politics pp. 627-627

Minna J. Hsu and Govindasamy Agoramoorthy

The price of hope pp. 629-630

Pierre Chirac

The other evolutionist pp. 630-630

George Beccaloni

Cycles of life pp. 630-631

David Schimel

The long and the short of it pp. 633-633

Alexander E. Kaplan

Holding it together in the eye pp. 635-636

Paul A. Janmey and Dennis E Discher

Dust in another solar system pp. 636-637

Steve Desch

No exception to reversibility pp. 637-638

Yi Zhang

Ecology of ice-age extinctions pp. 639-640

John Pastor and Ron A. Moen

Doping control for nanotubes pp. 640-641

Reshef Tenne

Light on pits pp. 641-642

Elizabeth Smythe

Feather-pecking and victim pigmentation pp. 645-646

Linda Keeling, Leif Andersson, Karin E. Schütz, Susanne Kerje, Robert Fredriksson, Örjan Carlborg, Charles K. Cornwallis, Tommaso Pizzari and Per Jensen

Arrival synchrony in migratory birds pp. 646-646

T. G. Gunnarsson, J. A. Gill, T. Sigurbjörnsson and W. J. Sutherland

Surface mechanics mediate pattern formation in the developing retina pp. 647-652

Takashi Hayashi and Richard W. Carthew

Direct integration of Hox and segmentation gene inputs during Drosophila development pp. 653-659

Brian Gebelein, Daniel J. McKay and Richard S. Mann

An early extrasolar planetary system revealed by planetesimal belts in β Pictoris pp. 660-663

Yoshiko Kataza Okamoto, Hirokazu Kataza, Mitsuhiko Honda, Takuya Yamashita, Takashi Onaka, Jun-ichi Watanabe, Takashi Miyata, Shigeyuki Sako, Takuya Fujiyoshi and Itsuki Sakon

Magnesium sulphate salts and the history of water on Mars pp. 663-665

David T. Vaniman, David L. Bish, Steve J. Chipera, Claire I. Fialips, J. William Carey and William C. Feldman

A superconductor to superfluid phase transition in liquid metallic hydrogen pp. 666-668

Egor Babaev, Asle Sudbø and N. W. Ashcroft

A quantum fluid of metallic hydrogen suggested by first-principles calculations pp. 669-672

Stanimir A. Bonev, Eric Schwegler, Tadashi Ogitsu and Giulia Galli

Room-temperature ferromagnetic nanotubes controlled by electron or hole doping pp. 672-676

L. Krusin-Elbaum, D. M. Newns, H. Zeng, V. Derycke, J. Z. Sun and R. Sandstrom

Biogenically driven organic contribution to marine aerosol pp. 676-680

Colin D. O'Dowd, Maria Cristina Facchini, Fabrizia Cavalli, Darius Ceburnis, Mihaela Mircea, Stefano Decesari, Sandro Fuzzi, Young Jun Yoon and Jean-Philippe Putaud

Basal tyrannosauroids from China and evidence for protofeathers in tyrannosauroids pp. 680-684

Xing Xu, Mark A. Norell, Xuewen Kuang, Xiaolin Wang, Qi Zhao and Chengkai Jia

Pleistocene to Holocene extinction dynamics in giant deer and woolly mammoth pp. 684-689

A. J. Stuart, P. A. Kosintsev, T. F. G. Higham and A. M. Lister

Photosynthetic architecture differs in coastal and oceanic diatoms pp. 689-692

Robert F. Strzepek and Paul J. Harrison

Pleiotropy as a mechanism to stabilize cooperation pp. 693-696

Kevin R. Foster, Gad Shaulsky, Joan E. Strassmann, David C. Queller and Chris R. L. Thompson

Migratory neural crest-like cells form body pigmentation in a urochordate embryo pp. 696-699

William R. Jeffery, Allen G. Strickler and Yoshiyuki Yamamoto

Role for a cortical input to hippocampal area CA1 in the consolidation of a long-term memory pp. 699-703

Miguel Remondes and Erin M. Schuman

Enhanced virulence of influenza A viruses with the haemagglutinin of the 1918 pandemic virus pp. 703-707

Darwyn Kobasa, Ayato Takada, Kyoko Shinya, Masato Hatta, Peter Halfmann, Steven Theriault, Hiroshi Suzuki, Hidekazu Nishimura, Keiko Mitamura, Norio Sugaya, Taichi Usui, Takeomi Murata, Yasuko Maeda, Shinji Watanabe, M. Suresh, Takashi Suzuki, Yasuo Suzuki, Heinz Feldmann and Yoshihiro Kawaoka

Hedgehog signalling in prostate regeneration, neoplasia and metastasis pp. 707-712

Sunil S. Karhadkar, G. Steven Bova, Nadia Abdallah, Surajit Dhara, Dale Gardner, Anirban Maitra, John T. Isaacs, David M. Berman and Philip A. Beachy

p19ARF directly and differentially controls the functions of c-Myc independently of p53 pp. 712-717

Ying Qi, Mark A. Gregory, Zhaoliang Li, Jeffrey P. Brousal, Kimberly West and Stephen R. Hann

The philanthropic principle pp. 719-719

Paul Smaglik

Centre stage in Missouri pp. 720-721

Paul Smaglik

The science of religion pp. 722-722

Tshaka Cunningham

Nuts & Bolts pp. 722-722

Deb Koen

2004, volume 431, articles 7008

Global AIDS trial denied patients as US balks at generic drug use pp. 493-493

Erika Check

Biologists launch ‘open-source movement’ pp. 494-494

Carina Dennis

Support sought to investigate sluggish Pioneers pp. 494-495

Jim Giles

Monkey virus may be cleared of cancer link pp. 495-495

Helen Pearson

Ancient ships lifted from Naples' railway tunnels pp. 496-496

Federica Castellani

Feathers fly as China cracks down on illegal fossil sales pp. 496-496

Rex Dalton

Beagle cash dogged by dissent over wording pp. 497-497

Mark Peplow

NIH researchers face blanket consulting ban pp. 497-497

Emma Marris

A dangerous elixir? pp. 500-501

Helen Pearson

Fishing for trouble pp. 502-504

Rex Dalton

Consumer group replies to attack on organic food pp. 505-505

Urvashi Rangan and Jennifer Shecter

Alert to a European epidemic pp. 507-508

S. Ragnar Norrby

Play it again, John pp. 509-510

Karl Sigmund

Life on the edge pp. 510-511

Mike Stroud

Science in culture pp. 511-511

Martin Kemp

Uncovering chromosomes pp. 512-512

Rena Selya

The domino effect pp. 513-513

Jamshed Tata

Electrons hang ten on laser wake pp. 515-516

Thomas Katsouleas

Underground life for rice foe pp. 516-517

Barbara Valent

Pedigrees for all humanity pp. 518-519

Jotun Hein

What is dark energy? pp. 519-520

Lawrence M. Krauss

Glacial pace picks up pp. 519-519

Tim Lincoln

Sight at the end of the tunnel pp. 520-522

Arthur Horwich

Early options in photosynthesis pp. 522-523

Nicolas Beukes

Intragenic ERBB2 kinase mutations in tumours pp. 525-526

Philip Stephens, Chris Hunter, Graham Bignell, Sarah Edkins, Helen Davies, Jon Teague, Claire Stevens, Sarah O'Meara, Raffaella Smith, Adrian Parker, Andy Barthorpe, Matthew Blow, Lisa Brackenbury, Adam Butler, Oliver Clarke, Jennifer Cole, Ed Dicks, Angus Dike, Anja Drozd, Ken Edwards, Simon Forbes, Rebecca Foster, Kristian Gray, Chris Greenman, Kelly Halliday, Katy Hills, Vivienne Kosmidou, Richard Lugg, Andy Menzies, Janet Perry, Robert Petty, Keiran Raine, Lewis Ratford, Rebecca Shepherd, Alexandra Small, Yvonne Stephens, Calli Tofts, Jennifer Varian, Sofie West, Sara Widaa, Andrew Yates, Francis Brasseur, Colin S. Cooper, Adrienne M. Flanagan, Margaret Knowles, Suet Y. Leung, David N. Louis, Leendert H. J. Looijenga, Bruce Malkowicz, Marco A. Pierotti, Bin Teh, Georgia Chenevix-Trench, Barbara L. Weber, Siu T. Yuen, Grace Harris, Peter Goldstraw, Andrew G. Nicholson, P. Andrew Futreal, Richard Wooster and Michael R. Stratton

Momentous sprint at the 2156 Olympics? pp. 525-525

Andrew J. Tatem, Carlos A. Guerra, Peter M. Atkinson and Simon I. Hay

A role for the immunological synapse in lineage commitment of CD4 lymphocytes pp. 527-532

Roberto A. Maldonado, Darrell J. Irvine, Robert Schreiber and Laurie H. Glimcher

A supernova origin for dust in a high-redshift quasar pp. 533-535

R. Maiolino, R. Schneider, E. Oliva, S. Bianchi, A. Ferrara, F. Mannucci, M. Pedani and M. Roca Sogorb

Monoenergetic beams of relativistic electrons from intense laser–plasma interactions pp. 535-538

S. P. D. Mangles, C. D. Murphy, Z. Najmudin, A. G. R. Thomas, J. L. Collier, A. E. Dangor, E. J. Divall, P. S. Foster, J. G. Gallacher, C. J. Hooker, D. A. Jaroszynski, A. J. Langley, W. B. Mori, P. A. Norreys, F. S. Tsung, R. Viskup, B. R. Walton and K. Krushelnick

High-quality electron beams from a laser wakefield accelerator using plasma-channel guiding pp. 538-541

C. G. R. Geddes, Cs. Toth, J. van Tilborg, E. Esarey, C. B. Schroeder, D. Bruhwiler, C. Nieter, J. Cary and W. P. Leemans

A laser–plasma accelerator producing monoenergetic electron beams pp. 541-544

J. Faure, Y. Glinec, A. Pukhov, S. Kiselev, S. Gordienko, E. Lefebvre, J.-P. Rousseau, F. Burgy and V. Malka

Reaction discovery enabled by DNA-templated synthesis and in vitro selection pp. 545-549

Matthew W. Kanan, Mary M. Rozenman, Kaori Sakurai, Thomas M. Snyder and David R. Liu

Photosynthetic microbial mats in the 3,416-Myr-old ocean pp. 549-552

Michael M. Tice and Donald R. Lowe

Excitation of Earth's continuous free oscillations by atmosphere–ocean–seafloor coupling pp. 552-556

Junkee Rhie and Barbara Romanowicz

Two new carnivores from an unusual late Tertiary forest biota in eastern North America pp. 556-559

Steven C. Wallace and Xiaoming Wang

New evidence on the earliest human presence at high northern latitudes in northeast Asia pp. 559-562

R. X. Zhu, R. Potts, F. Xie, K. A. Hoffman, C. L. Deng, C. D. Shi, Y. X. Pan, H. Q. Wang, R. P. Shi, Y. C. Wang, G. H. Shi and N. Q. Wu

Modelling the recent common ancestry of all living humans pp. 562-566

Douglas L. T. Rohde, Steve Olson and Joseph T. Chang

Phenotypic consequences of 1,000 generations of selection at elevated CO2 in a green alga pp. 566-569

Sinéad Collins and Graham Bell

Pack-MULE transposable elements mediate gene evolution in plants pp. 569-573

Ning Jiang, Zhirong Bao, Xiaoyu Zhang, Sean R. Eddy and Susan R. Wessler

Small modulation of ongoing cortical dynamics by sensory input during natural vision pp. 573-578

József Fiser, Chiayu Chiu and Michael Weliky

A transmembrane protein required for acetylcholine receptor clustering in Caenorhabditis elegans pp. 578-582

Christelle Gally, Stefan Eimer, Janet E. Richmond and Jean-Louis Bessereau

The rice leaf blast pathogen undergoes developmental processes typical of root-infecting fungi pp. 582-586

Ane Sesma and Anne E. Osbourn

Structural basis for packaging the dimeric genome of Moloney murine leukaemia virus pp. 586-590

Victoria D'Souza and Michael F. Summers

Trigger factor in complex with the ribosome forms a molecular cradle for nascent proteins pp. 590-596

Lars Ferbitz, Timm Maier, Holger Patzelt, Bernd Bukau, Elke Deuerling and Nenad Ban

The silent treatment pp. 599-601

Julie Clayton

Two-way traffic pp. 611-611

Paul Smaglik

Changing directions pp. 612-612

Philipp Angerer

Industry & Interns pp. 612-612

Rosemary Clyne

2004, volume 431, articles 7007

European space scientists brim with ideas for going it alone pp. 387-387

Quirin Schiermeier

Bush backs Bement to head science agency pp. 388-388

Geoff Brumfiel

Hurricane Ivan highlights future risk for New Orleans pp. 388-388

Tony Reichhardt

Surgeons seek go-ahead to perform first face transplant pp. 389-389

Erika Check

US health agency opens landmark clinical centre pp. 389-389

Helen Pearson

Students set up forum to debate hot topics pp. 390-390

Jonathan Knight

Research plane will scale uncharted heights pp. 390-390

Quirin Schiermeier

Study warns of 'avoidable' risks of CT scans pp. 391-391

Jim Giles

Digital mastery peers through cracks at early Picasso pp. 391-391

Barbara Simm

Deckchair science pp. 394-395

Emma Marris

By chance, or by design? pp. 396-397

Philip Ball

School arrays benefit science as well as students pp. 398-398

James L. Pinfold

Hopes remain for an Alzheimer's vaccine pp. 398-398

Dale Schenk

German reforms would make little difference pp. 398-398

Thomas Carell

A duet on speciation pp. 399-400

Axel Meyer

Something to chew on pp. 400-401

Daniel E. Lieberman

The geography of life pp. 401-401

Mark Williamson

Science in culture pp. 401-401

Colin Martin

Mending and malignancy pp. 402-402

Philip A. Beachy, Sunil S. Karhadkar and David M. Berman

Ethics and amphibians pp. 403-403

Robert M. May

Break-up breakdown pp. 404-405

Tim Reddish

An inflammatory link pp. 405-406

Fran Balkwill and Lisa M. Coussens

Carbon conundrum on the tundra pp. 406-408

Wendy M. Loya and Paul Grogan

A is for adaptation pp. 408-409

Jef D. Boeke

Tailor-made riboswitches pp. 409-409

Angela K. Eggleston

The art of restoration pp. 410-411

David Erhardt

Treeless at Easter pp. 411-411

Henry Gee

Morphine-pathway block in top1 poppies pp. 413-414

Anthony G. Millgate, Barry J. Pogson, Iain W. Wilson, Toni M. Kutchan, Meinhart H. Zenk, Wayne L. Gerlach, Anthony J. Fist and Philip J. Larkin

Widespread colonization by polar hypoliths pp. 414-414

Charles S. Cockell and M. Dale Stokes

Impaired PtdIns(4,5)P2 synthesis in nerve terminals produces defects in synaptic vesicle trafficking pp. 415-422

Gilbert Di Paolo, Howard S. Moskowitz, Keith Gipson, Markus R. Wenk, Sergey Voronov, Masanori Obayashi, Richard Flavell, Reiko M. Fitzsimonds, Timothy A. Ryan and Pietro De Camilli

Inhibition of carbonate synthesis in acidic oceans on early Mars pp. 423-426

Alberto G. Fairén, David Fernández-Remolar, James M. Dohm, Victor R. Baker and Ricardo Amils

A high-intensity highly coherent soft X-ray femtosecond laser seeded by a high harmonic beam pp. 426-429

Ph. Zeitoun, G. Faivre, S. Sebban, T. Mocek, A. Hallou, M. Fajardo, D. Aubert, Ph. Balcou, F. Burgy, D. Douillet, S. Kazamias, G. de Lachèze-Murel, T. Lefrou, S. le Pape, P. Mercère, H. Merdji, A. S. Morlens, J. P. Rousseau and C. Valentin

Demonstration of a quantum teleportation network for continuous variables pp. 430-433

Hidehiro Yonezawa, Takao Aoki and Akira Furusawa

A Taylor vortex analogy in granular flows pp. 433-437

Stephen L. Conway, Troy Shinbrot and Benjamin J. Glasser

Complete photo-fragmentation of the deuterium molecule pp. 437-440

T. Weber, A. O. Czasch, O. Jagutzki, A. K. Müller, V. Mergel, A. Kheifets, E. Rotenberg, G. Meigs, M. H. Prior, S. Daveau, A. Landers, C. L. Cocke, T. Osipov, R. Díez Muiño, H. Schmidt-Böcking and R. Dörner

Ecosystem carbon storage in arctic tundra reduced by long-term nutrient fertilization pp. 440-443

Michelle C. Mack, Edward A. G. Schuur, M. Syndonia Bret-Harte, Gaius R. Shaver and F. Stuart Chapin

Environmental predictors of pre-European deforestation on Pacific islands pp. 443-446

Barry Rolett and Jared Diamond

Male mammals respond to a risk of sperm competition conveyed by odours of conspecific males pp. 446-449

Javier delBarco-Trillo and Michael H. Ferkin

Theory predicts the uneven distribution of genetic diversity within species pp. 449-452

Erik M. Rauch and Yaneer Bar-Yam

A frequency-dependent switch from inhibition to excitation in a hippocampal unitary circuit pp. 453-456

Masahiro Mori, Mathias H. Abegg, Beat H. Gähwiler and Urs Gerber

Regulation of B-cell survival by BAFF-dependent PKCδ-mediated nuclear signalling pp. 456-461

Ingrid Mecklenbräuker, Susan L. Kalled, Michael Leitges, Fabienne Mackay and Alexander Tarakhovsky

NF-κB functions as a tumour promoter in inflammation-associated cancer pp. 461-466

Eli Pikarsky, Rinnat M. Porat, Ilan Stein, Rinat Abramovitch, Sharon Amit, Shafika Kasem, Elena Gutkovich-Pyest, Simcha Urieli-Shoval, Eithan Galun and Yinon Ben-Neriah

Mrf4 determines skeletal muscle identity in Myf5:Myod double-mutant mice pp. 466-471

Lina Kassar-Duchossoy, Barbara Gayraud-Morel, Danielle Gomès, Didier Rocancourt, Margaret Buckingham, Vasily Shinin and Shahragim Tajbakhsh

Exogenous control of mammalian gene expression through modulation of RNA self-cleavage pp. 471-476

Laising Yen, Jennifer Svendsen, Jeng-Shin Lee, John T. Gray, Maxime Magnier, Takashi Baba, Robert J. D'Amato and Richard C. Mulligan

Tropism switching in Bordetella bacteriophage defines a family of diversity-generating retroelements pp. 476-481

Sergei Doulatov, Asher Hodes, Lixin Dai, Neeraj Mandhana, Minghsun Liu, Rajendar Deora, Robert W. Simons, Steven Zimmerly and Jeff F. Miller

High-resolution structure of a retroviral capsid hexameric amino-terminal domain pp. 481-485

Gulnahar B. Mortuza, Lesley F. Haire, Anthony Stevens, Stephen J. Smerdon, Jonathan P. Stoye and Ian A. Taylor

Correction: Corrigendum: Absence of S6K1 protects against age- and diet-induced obesity while enhancing insulin sensitivity pp. 485-485

Sung Hee Um, Francesca Frigerio, Mitsuhiro Watanabe, Frédéric Picard, Manel Joaquin, Melanie Sticker, Stefano Fumagalli, Peter R. Allegrini, Sara C. Kozma, Johan Auwerx and George Thomas

The uncertainty principle pp. 487-487

Paul Smaglik

Spain aims at preimier league pp. 488-489

Quirin Schiermeier

2004, volume 431, articles 7006

Security restrictions lead foreign students to snub US universities pp. 231-231

Geoff Brumfiel

Congress may force drug firms to reveal clinical trial data pp. 232-232

Erika Check

Critics slate ethical leeway in California stem-cell proposal pp. 232-232

Jonathan Knight

Plan to cull aquarium tuna dead in the water pp. 233-233

Rex Dalton

Rule change set to cost Britain Framework cash pp. 233-233

Jim Giles

Repeal of embryo law urged after child's cure pp. 234-234

Federica Castellani

NASA probes Genesis wreck in bid to salvage data pp. 234-234

Nicola Jones

Ecologists mount protest over lofty plans for Alpine ski runs pp. 235-235

Quirin Schiermeier

Burnt books get cold shoulder in restoration effort pp. 235-235

Karoline Schwarzberg

Head to head pp. 238-243

Colin Macilwain

Crick and Darwin's shared publication in Nature pp. 244-244

Matt Ridley

It's the science that's a disaster in the movies pp. 244-244

Keay Davidson

... yet even flawed films raise interest in research pp. 244-244

J. Justin Gooding and Katharina Gaus

Economic interests pp. 245-246

Herbert Gintis

Hidden history pp. 246-246

Benno Müller-Hill

Science in culture pp. 247-247

Alison Abbott

Defeating dementia pp. 247-248

George M. Martin

Back to the walls pp. 248-248

Clive Gamble

Enter transfer RNA pp. 249-249

Mahlon Hoagland

Carbon nanotubes tune up pp. 251-252

A. N. Cleland

Myosins meet microtubules pp. 252-253

Margaret A. Titus

The clock's second hand pp. 253-254

Alex Halliday

Affinity for arrow worms pp. 254-256

Maximilian J. Telford

Quantum mechanics for plants pp. 256-257

Graham R. Fleming and Gregory D. Scholes

Genetic code seizes pyrrolysine pp. 257-258

Paul Schimmel and Kirk Beebe

Adaptive developmental plasticity in snakes pp. 261-262

Fabien Aubret, Richard Shine and Xavier Bonnet

Ultraviolet reflectance by the skin of nestlings pp. 262-262

Violaine Jourdie, Benoît Moureau, Andrew T. D. Bennett and Philipp Heeb

Pliocene eclogite exhumation at plate tectonic rates in eastern Papua New Guinea pp. 263-267

Suzanne L. Baldwin, Brian D. Monteleone, Laura E. Webb, Paul G. Fitzgerald, Marty Grove and E. June Hill

The DNA sequence and comparative analysis of human chromosome 5 pp. 268-274

Jeremy Schmutz, Joel Martin, Astrid Terry, Olivier Couronne, Jane Grimwood, Steve Lowry, Laurie A. Gordon, Duncan Scott, Gary Xie, Wayne Huang, Uffe Hellsten, Mary Tran-Gyamfi, Xinwei She, Shyam Prabhakar, Andrea Aerts, Michael Altherr, Eva Bajorek, Stacey Black, Elbert Branscomb, Chenier Caoile, Jean F. Challacombe, Yee Man Chan, Mirian Denys, John C. Detter, Julio Escobar, Dave Flowers, Dea Fotopulos, Tijana Glavina, Maria Gomez, Eidelyn Gonzales, David Goodstein, Igor Grigoriev, Matthew Groza, Nancy Hammon, Trevor Hawkins, Lauren Haydu, Sanjay Israni, Jamie Jett, Kristen Kadner, Heather Kimball, Arthur Kobayashi, Frederick Lopez, Yunian Lou, Diego Martinez, Catherine Medina, Jenna Morgan, Richard Nandkeshwar, James P. Noonan, Sam Pitluck, Martin Pollard, Paul Predki, James Priest, Lucia Ramirez, James Retterer, Alex Rodriguez, Stephanie Rogers, Asaf Salamov, Angelica Salazar, Nina Thayer, Hope Tice, Ming Tsai, Anna Ustaszewska, Nu Vo, Jeremy Wheeler, Kevin Wu, Joan Yang, Mark Dickson, Jan-Fang Cheng, Evan E. Eichler, Anne Olsen, Len A. Pennacchio, Daniel S. Rokhsar, Paul Richardson, Susan M. Lucas, Richard M. Myers and Edward M. Rubin

Mg isotope evidence for contemporaneous formation of chondrules and refractory inclusions pp. 275-278

Martin Bizzarro, Joel A. Baker and Henning Haack

Exceptional astronomical seeing conditions above Dome C in Antarctica pp. 278-281

Jon S. Lawrence, Michael C. B. Ashley, Andrei Tokovinin and Tony Travouillon

Magnetic trapping of rare-earth atoms at millikelvin temperatures pp. 281-284

Cindy I. Hancox, S. Charles Doret, Matthew T. Hummon, Linjiao Luo and John M. Doyle

A tunable carbon nanotube electromechanical oscillator pp. 284-287

Vera Sazonova, Yuval Yaish, Hande Üstünel, David Roundy, Tomás A. Arias and Paul L. McEuen

Supramolecular self-assembled molecules as organic directing agent for synthesis of zeolites pp. 287-290

Avelino Corma, Fernando Rey, Jordi Rius, Maria J. Sabater and Susana Valencia

Anaerobic hydrocarbon biodegradation in deep subsurface oil reservoirs pp. 291-294

Carolyn M. Aitken, D. M. Jones and S. R. Larter

Complex organic chemical balms of Pharaonic animal mummies pp. 294-299

Stephen A. Buckley, Katherine A. Clark and Richard P. Evershed

Early brain growth in Homo erectus and implications for cognitive ability pp. 299-302

H. Coqueugniot, J.-J. Hublin, F. Veillon, F. Houët and T. Jacob

Genetic evidence supports demic diffusion of Han culture pp. 302-305

Bo Wen, Hui Li, Daru Lu, Xiufeng Song, Feng Zhang, Yungang He, Feng Li, Yang Gao, Xianyun Mao, Liang Zhang, Ji Qian, Jingze Tan, Jianzhong Jin, Wei Huang, Ranjan Deka, Bing Su, Ranajit Chakraborty and Li Jin

Post-mating clutch piracy in an amphibian pp. 305-308

David R. Vieites, Sandra Nieto-Román, Marta Barluenga, Antonio Palanca, Miguel Vences and Axel Meyer

Genomic analysis of regulatory network dynamics reveals large topological changes pp. 308-312

Nicholas M. Luscombe, M. Madan Babu, Haiyuan Yu, Michael Snyder, Sarah A. Teichmann and Mark Gerstein

Long-lasting self-inhibition of neocortical interneurons mediated by endocannabinoids pp. 312-316

Alberto Bacci, John R. Huguenard and David A. Prince

Conserved mechanisms of glucose sensing and regulation by Drosophila corpora cardiaca cells pp. 316-320

Seung K. Kim and Eric J. Rulifson

Spermatid differentiation requires the assembly of a cell polarity complex downstream of junctional adhesion molecule-C pp. 320-324

Georgia Gliki, Klaus Ebnet, Michel Aurrand-Lions, Beat A. Imhof and Ralf H. Adams

A microtubule-binding myosin required for nuclear anchoring and spindle assembly pp. 325-329

Kari L. Weber, Anna M. Sokac, Jonathan S. Berg, Richard E. Cheney and William M. Bement

Pilus chaperones represent a new type of protein-folding catalyst pp. 329-333

Michael Vetsch, Chasper Puorger, Thomas Spirig, Ulla Grauschopf, Eilika U. Weber-Ban and Rudi Glockshuber

Direct charging of tRNACUA with pyrrolysine in vitro and in vivo pp. 333-335

Sherry K. Blight, Ross C. Larue, Anirban Mahapatra, David G. Longstaff, Edward Chang, Gang Zhao, Patrick T. Kang, Kari B. Green-Church, Michael K. Chan and Joseph A. Krzycki

RNA interference pp. 337-337

Alex Eccleston and Angela K Eggleston

Revealing the world of RNA interference pp. 338-342

Craig C. Mello and Darryl Conte

Mechanisms of gene silencing by double-stranded RNA pp. 343-349

Gunter Meister and Thomas Tuschl

The functions of animal microRNAs pp. 350-355

Victor Ambros

RNA silencing in plants pp. 356-363

David Baulcombe

The role of RNA interference in heterochromatic silencing pp. 364-370

Zachary Lippman and Rob Martienssen

Unlocking the potential of the human genome with RNA interference pp. 371-378

Gregory J. Hannon and John J. Rossi

Looking for a fast track pp. 381-381

Paul Smaglik

The changing length of PhDs pp. 382-383

Eugene Russo

Tunnel vision pp. 384-384

Amber Jenkins

Recruiters & Industry pp. 384-384

Paul Smaglik

2004, volume 431, articles 7005

Reviewers caution NASA over plans for nuclear-powered craft pp. 113-113

Tony Reichhardt

Peer-reviewed paper defends theory of intelligent design pp. 114-114

Jim Giles

Conservers plead for funds to protect Europe's heritage pp. 114-114

Alison Abbott

Biomedical agency floats open-access plan pp. 115-115

Geoff Brumfiel

Ocean fix for climate change finds tentative support pp. 115-115

Jim Giles

Suppliers step in to manage chemical use pp. 116-116

Jim Giles

China increases share of global scientific publications pp. 116-116

David Cyranoski

US chemist attacks consumer magazine's food safety work pp. 117-117

Jim Giles

Only pride hurt as predicted quake fails to strike California pp. 117-117

David Cyranoski

The bolt catchers pp. 120-121

Mark Schrope

Bitter pills pp. 122-124

Erika Check

Science priorities ignore Colombia's water needs pp. 125-125

Germán Poveda

Complexity of the body calls for animal research pp. 125-125

Charles G. Smith

Classroom volunteers inspire young ecologists pp. 125-125

Sarah Abramson

Symbol minded pp. 127-128

Peter Hobson

Sizing up a growing field pp. 128-129

Brendan D. Manning and Lewis C. Cantley

Science in culture pp. 129-129

Alison Abbott

Natural proportions pp. 131-131

Paul G. Falkowski and Cabell S. Davis

Into an ice age pp. 133-134

Kurt M. Cuffey

Early evolution comes full circle pp. 134-137

William Martin and T. Martin Embley

Feeding the brain pp. 137-138

Claire Peppiatt and David Attwell

The qubit and the cavity pp. 138-139

Yu. Makhlin, G. Schön and A. Shnirman

Relative size in the mating game pp. 139-141

Malte Andersson and Johan Wallander

An unexpected social servant pp. 142-142

Christine Le Roy and Jeffrey L. Wrana

Edward B. Lewis (1918–2004) pp. 143-143

Matthew P. Scott and Peter A. Lawrence

Parental care in an ornithischian dinosaur pp. 145-146

Qingjin Meng, Jinyuan Liu, David J. Varricchio, Timothy Huang and Chunling Gao

Superfast muscles control dove's trill pp. 146-146

Coen P. H. Elemans, Igor L. Y. Spierts, Ulrike K. Müller, Johan L. van Leeuwen and Franz Goller

The ring of life provides evidence for a genome fusion origin of eukaryotes pp. 152-155

Maria C. Rivera and James A. Lake

Implications for hydrologic processes on Mars from extensive bedrock outcrops throughout Terra Meridiani pp. 156-159

Brian M. Hynek

Coherent dynamics of a flux qubit coupled to a harmonic oscillator pp. 159-162

I. Chiorescu, P. Bertet, K. Semba, Y. Nakamura, C. J. P. M. Harmans and J. E. Mooij

Strong coupling of a single photon to a superconducting qubit using circuit quantum electrodynamics pp. 162-167

A. Wallraff, D. I. Schuster, A. Blais, L. Frunzio, S. Huang R.-, J. Majer, S. Kumar, S. M. Girvin and R. J. Schoelkopf

Generation of ultraviolet entangled photons in a semiconductor pp. 167-170

Keiichi Edamatsu, Goro Oohata, Ryosuke Shimizu and Tadashi Itoh

A high-performance cathode for the next generation of solid-oxide fuel cells pp. 170-173

Zongping Shao and Sossina M. Haile

The transition to a sulphidic ocean ∼ 1.84 billion years ago pp. 173-177

Simon W. Poulton, Philip W. Fralick and Donald E. Canfield

Genetic variation increases during biological invasion by a Cuban lizard pp. 177-181

Jason J. Kolbe, Richard E. Glor, Lourdes Rodríguez Schettino, Ada Chamizo Lara, Allan Larson and Jonathan B. Losos

Ecosystem stability and compensatory effects in the Inner Mongolia grassland pp. 181-184

Yongfei Bai, Xingguo Han, Jianguo Wu, Zuozhong Chen and Linghao Li

Epigenetic regulation of translation reveals hidden genetic variation to produce complex traits pp. 184-187

Heather L. True, Ilana Berlin and Susan L. Lindquist

Recollection-like memory retrieval in rats is dependent on the hippocampus pp. 188-191

Norbert J. Fortin, Sean P. Wright and Howard Eichenbaum

Restricted growth of Schwann cells lacking Cajal bands slows conduction in myelinated nerves pp. 191-195

Felipe A. Court, Diane L. Sherman, Thomas Pratt, Emer M. Garry, Richard R. Ribchester, David F. Cottrell, Susan M. Fleetwood-Walker and Peter J. Brophy

Calcium transients in astrocyte endfeet cause cerebrovascular constrictions pp. 195-199

Sean J. Mulligan and Brian A. MacVicar

Absence of S6K1 protects against age- and diet-induced obesity while enhancing insulin sensitivity pp. 200-205

Sung Hee Um, Francesca Frigerio, Mitsuhiro Watanabe, Frédéric Picard, Manel Joaquin, Melanie Sticker, Stefano Fumagalli, Peter R. Allegrini, Sara C. Kozma, Johan Auwerx and George Thomas

Cytoplasmic PML function in TGF-β signalling pp. 205-211

Hui-Kuan Lin, Stephan Bergmann and Pier Paolo Pandolfi

Induction of DNA methylation and gene silencing by short interfering RNAs in human cells pp. 211-217

Hiroaki Kawasaki and Kazunari Taira

Error-prone replication of oxidatively damaged DNA by a high-fidelity DNA polymerase pp. 217-221

Gerald W. Hsu, Matthias Ober, Thomas Carell and Lorena S. Beese

Structure of the ESCRT-II endosomal trafficking complex pp. 221-225

Aitor Hierro, Ji Sun, Alexander S. Rusnak, Jaewon Kim, Gali Prag, Scott D. Emr and James H. Hurley

The joy of the lab pp. 227-227

Paul Smaglik

Try, try again pp. 228-228

Sidney Omelon

Nuts & Bolts pp. 228-228

Deb Koen

2004, volume 431, articles 7004

Time-reversal symmetry breaking? pp. 1-2

Sergey V. Borisenko, Alexander A. Kordyuk, Andreas Koitzsch, Martin Knupfer, Jörg Fink, Helmuth Berger and Chengtian T. Lin

Time-reversal symmetry breaking? (reply) pp. 2-3

Juan C. Campuzano, Adam Kaminski, Stephan Rosenkranz and Helen M. Fretwell

Ethics review slams government panels over conflicts of interest pp. 3-3

Emma Marris

Disaster movie highlights transatlantic divide pp. 4-4

Quirin Schiermeier

Organizers claim success for Stockholm science jamboree pp. 5-5

Alison Abbott

Wildlife campaigners fight planned site for Scripps Florida pp. 5-5

Rex Dalton

Thailand faces dilemma over bird flu vaccine pp. 6-6

David Cyranoski

Lab chiefs fear European rules will cost postdoc jobs pp. 6-6

David Osumi-Sutherland

Microchip industry proposes broad survey of worker health pp. 7-7

Geoff Brumfiel

Five-year grant gets bird database off to a flying start pp. 7-7

Erika Check

Crunch time for Kyoto pp. 12-13

Quirin Schiermeier and Bryon MacWilliams

Brothers in art pp. 14-16

Sarah Tomlin

Biosecurity must be internationally supervised pp. 17-17

Jan van Aken, Stefan Johannsen and Regine Kollek

Linnean Society backs Godfray on use of web pp. 17-17

David Smith

Need for economists to set global priorities pp. 17-17

Bjørn Lomborg

Politics, morals and embryos pp. 19-20

George J. Annas and Sherman Elias

When giants walked the Earth pp. 21-22

Steve Jones

Well bred rodents pp. 22-22

Michael Festing

Into the woods pp. 23-23

Colin Tudge

Midsummer madness pp. 25-25

Gautam R. Desiraju

Message in a bottle pp. 27-28

Woodruff T. Sullivan

Time, space and genomes pp. 28-29

Nipam H. Patel

Hear the noise pp. 29-29

Simon Kos and Peter Littlewood

Regulated self-cannibalism pp. 31-32

Daniel J. Klionsky

The core problem pp. 32-33

William B. Hubbard

Mushrooms in cyberspace pp. 32-32

Nicholas P. Money

The quiet one pp. 35-35

Alison Wright

Cell survival guide pp. 35-36

Eric R. Fearon and Kathleen R. Cho

A new self-pollination mechanism pp. 39-40

Yingqiang Wang, Dianxiang Zhang, Susanne S. Renner and Zhongyi Chen

Use of dung as a tool by burrowing owls pp. 39-39

Douglas J. Levey, R. Scot Duncan and Carrie F. Levins

Active foundering of a continental arc root beneath the southern Sierra Nevada in California pp. 41-46

George Zandt, Hersh Gilbert, Thomas J. Owens, Mihai Ducea, Jason Saleeby and Craig H. Jones

Inscribed matter as an energy-efficient means of communication with an extraterrestrial civilization pp. 47-49

Christopher Rose and Gregory Wright

Spectroscopy of spontaneous spin noise as a probe of spin dynamics and magnetic resonance pp. 49-52

S. A. Crooker, D. G. Rickel, A. V. Balatsky and D. L. Smith

Negative intrinsic resistivity of an individual domain wall in epitaxial (Ga,Mn)As microdevices pp. 52-56

H. X. Tang, S. Masmanidis, R. K. Kawakami, D. D. Awschalom and M. L. Roukes

Decline of surface temperature and salinity in the western tropical Pacific Ocean in the Holocene epoch pp. 56-59

Lowell Stott, Kevin Cannariato, Robert Thunell, Gerald H. Haug, Athanasios Koutavas and Steve Lund

Osmium isotopic constraints on the nature of the DUPAL anomaly from Indian mid-ocean-ridge basalts pp. 59-63

S. Escrig, F. Capmas, B. Dupré and C. J. Allègre

The evolution of müllerian mimicry in multispecies communities pp. 63-66

Christopher D. Beatty, Kirsten Beirinckx and Thomas N. Sherratt

Hox cluster disintegration with persistent anteroposterior order of expression in Oikopleura dioica pp. 67-71

Hee-Chan Seo, Rolf Brudvik Edvardsen, Anne Dorthea Maeland, Marianne Bjordal, Marit Flo Jensen, Anette Hansen, Mette Flaat, Jean Weissenbach, Hans Lehrach, Patrick Wincker, Richard Reinhardt and Daniel Chourrout

Biological abnormality of impaired reading is constrained by culture pp. 71-76

Wai Ting Siok, Charles A. Perfetti, Zhen Jin and Li Hai Tan

Reading the Hedgehog morphogen gradient by measuring the ratio of bound to unbound Patched protein pp. 76-80

Andreu Casali and Gary Struhl

Netrin-1 controls colorectal tumorigenesis by regulating apoptosis pp. 80-84

Laetitia Mazelin, Agnès Bernet, Christelle Bonod-Bidaud, Laurent Pays, Ségolène Arnaud, Christian Gespach, Dale E Bredesen, Jean-Yves Scoazec and Patrick Mehlen

A glycolipid of hypervirulent tuberculosis strains that inhibits the innate immune response pp. 84-87

Michael B. Reed, Pilar Domenech, Claudia Manca, Hua Su, Amy K. Barczak, Barry N. Kreiswirth, Gilla Kaplan and Clifton E. Barry

Involvement of targeted proteolysis in plant genetic transformation by Agrobacterium pp. 87-92

Tzvi Tzfira, Manjusha Vaidya and Vitaly Citovsky

Centrosomes direct cell polarity independently of microtubule assembly in C. elegans embryos pp. 92-96

Carrie R. Cowan and Anthony A. Hyman

Meiotic catastrophe and retrotransposon reactivation in male germ cells lacking Dnmt3L pp. 96-99

Déborah Bourc'his and Timothy H. Bestor

Transcriptional regulatory code of a eukaryotic genome pp. 99-104

Christopher T. Harbison, D. Benjamin Gordon, Tong Ihn Lee, Nicola J. Rinaldi, Kenzie D. Macisaac, Timothy W. Danford, Nancy M. Hannett, Jean-Bosco Tagne, David B. Reynolds, Jane Yoo, Ezra G. Jennings, Julia Zeitlinger, Dmitry K. Pokholok, Manolis Kellis, P. Alex Rolfe, Ken T. Takusagawa, Eric S. Lander, David K. Gifford, Ernest Fraenkel and Richard A. Young

Structure of the acrosomal bundle pp. 104-107

Michael F. Schmid, Michael B. Sherman, Paul Matsudaira and Wah Chiu

Addendum: Pathways towards and away from Alzheimer's disease pp. 107-107

Mark P. Mattson

Correction: Corrigendum: Sirtuin activators mimic caloric restriction and delay ageing in metazoans pp. 107-107

Jason G. Wood, Blanka Rogina, Siva Lavu, Konrad Howitz, Stephen L. Helfand, Marc Tatar and David Sinclair

The skills hunt pp. 109-109

Paul Smaglik