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Table of Contents

May 31, 2005; 102 (22)  [Index By Author]  [Cover Photo]  [Masthead (PDF)]

FROM THE COVER

Network connectivity in air transportation

Unusual nucleotide activates transcription

Ecological divergence from ancient history

Autophagy and immunological display

Transforming hepatocytes into beta cells

IN THIS ISSUE

COMMENTARIES

PERSPECTIVES

PNAS CLASSIC PAPERS

PHYSICAL SCIENCES
    Applied Mathematics
    Applied Physical Sciences
    Physics
    Statistics

SOCIAL SCIENCES

BIOLOGICAL SCIENCES
    Agricultural Sciences
    Applied Biological Sciences
    Biochemistry
    Biophysics
    Cell Biology
    Developmental Biology
    Ecology
    Evolution
    Genetics

    Immunology
    Medical Sciences
    Microbiology
    Neuroscience
    Pharmacology
    Physiology
    Plant Biology
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IN THIS ISSUE

This Week in PNAS
PNAS 2005 102: 7777-7778. [Full Text] [Figures Only] [PDF]  

COMMENTARIES

Victoria L. Crotzer and Janice S. Blum
Autophagy and intracellular surveillance: Modulating MHC class II antigen presentation with stress
PNAS 2005 102: 7779-7780; published online before print May 23 2005, 10.1073/pnas.0503088102 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 7922

Irene Cozar-Castellano and Andrew F. Stewart
Molecular engineering human hepatocytes into pancreatic beta cells for diabetes therapy
PNAS 2005 102: 7781-7782; published online before print May 23 2005, 10.1073/pnas.0503261102 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 7964

PERSPECTIVES

H. David Politzer
Nobel Lecture: The dilemma of attribution
PNAS 2005 102: 7789-7793; published online before print May 23 2005, 10.1073/pnas.0501644102 [Extract] [Full Text] [PDF]  

PNAS CLASSIC PAPERS

Silvan S. Schweber
Perspective: The sources of Schwinger's Green's functions
PNAS 2005 102: 7783-7788. [Abstract] [Full Text] [PDF]  

PHYSICAL SCIENCES

Applied Mathematics

R. Guimerà, S. Mossa, A. Turtschi, and L. A. N. Amaral
From the Cover: The worldwide air transportation network: Anomalous centrality, community structure, and cities' global roles
PNAS 2005 102: 7794-7799; published online before print May 23 2005, 10.1073/pnas.0407994102 [Abstract] [Full Text] [Figures Only] [PDF]  

Applied Physical Sciences

Donald J. Sirbuly, Matt Law, Peter Pauzauskie, Haoquan Yan, Alex V. Maslov, Kelly Knutsen, Cun-Zheng Ning, Richard J. Saykally, and Peidong Yang
Optical routing and sensing with nanowire assemblies
PNAS 2005 102: 7800-7805; published online before print May 23 2005, 10.1073/pnas.0408641102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Physics

V. Kocharovsky, S. Cameron, K. Lehmann, R. Lucht, R. Miles, Y. Rostovtsev, W. Warren, G. R. Welch, and M. O. Scully
Gain-swept superradiance applied to the stand-off detection of trace impurities in the atmosphere
PNAS 2005 102: 7806-7811; published online before print May 23 2005, 10.1073/pnas.0500534102 [Abstract] [Full Text] [Figures Only] [PDF]  

Statistics

Jon D. McAuliffe, Michael I. Jordan, and Lior Pachter
Subtree power analysis and species selection for comparative genomics
PNAS 2005 102: 7900-7905; published online before print May 23 2005, 10.1073/pnas.0502790102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

SOCIAL SCIENCES

BIOLOGICAL SCIENCES

Agricultural Sciences

Luke Mehlo, Daphrose Gahakwa, Pham Trung Nghia, Nguyen Thi Loc, Teresa Capell, John A. Gatehouse, Angharad M. R. Gatehouse, and Paul Christou
An alternative strategy for sustainable pest resistance in genetically enhanced crops
PNAS 2005 102: 7812-7816; published online before print May 20 2005, 10.1073/pnas.0502871102 [Abstract] [Full Text] [Figures Only] [PDF]  

Applied Biological Sciences

R. L. Willett, K. W. Baldwin, K. W. West, and L. N. Pfeiffer
Differential adhesion of amino acids to inorganic surfaces
PNAS 2005 102: 7817-7822; published online before print May 18 2005, 10.1073/pnas.0408565102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Biochemistry

Brian J. Paul, Melanie B. Berkmen, and Richard L. Gourse
From the Cover: DksA potentiates direct activation of amino acid promoters by ppGpp
PNAS 2005 102: 7823-7828; published online before print May 17 2005, 10.1073/pnas.0501170102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Biophysics

A. G. Donchev, V. D. Ozrin, M. V. Subbotin, O. V. Tarasov, and V. I. Tarasov
A quantum mechanical polarizable force field for biomolecular interactions
PNAS 2005 102: 7829-7834; published online before print May 23 2005, 10.1073/pnas.0502962102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE  

Edyta Malolepsza, Michal Boniecki, Andrzej Kolinski, and Lucjan Piela
Theoretical model of prion propagation: A misfolded protein induces misfolding
PNAS 2005 102: 7835-7840; published online before print May 23 2005, 10.1073/pnas.0409389102 [Abstract] [Full Text] [Figures Only] [PDF]  

G. Balázsi, A.-L. Barabási, and Z. N. Oltvai
Topological units of environmental signal processing in the transcriptional regulatory network of Escherichia coli
PNAS 2005 102: 7841-7846; published online before print May 20 2005, 10.1073/pnas.0500365102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Jasper van der Gucht, Ewa Paluch, Julie Plastino, and Cécile Sykes
Stress release drives symmetry breaking for actin-based movement
PNAS 2005 102: 7847-7852; published online before print May 23 2005, 10.1073/pnas.0502121102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Cell Biology

Christian Erck, Leticia Peris, Annie Andrieux, Claire Meissirel, Achim D. Gruber, Muriel Vernet, Annie Schweitzer, Yasmina Saoudi, Hervé Pointu, Christophe Bosc, Paul A. Salin, Didier Job, and Juergen Wehland
A vital role of tubulin-tyrosine-ligase for neuronal organization
PNAS 2005 102: 7853-7858; published online before print May 17 2005, 10.1073/pnas.0409626102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures] OPEN ACCESS ARTICLE  

Péter Várnai, András Balla, László Hunyady, and Tamas Balla
Targeted expression of the inositol 1,4,5-triphosphate receptor (IP3R) ligand-binding domain releases Ca2+ via endogenous IP3R channels
PNAS 2005 102: 7859-7864; published online before print May 23 2005, 10.1073/pnas.0407535102 [Abstract] [Full Text] [Figures Only] [PDF]  

Developmental Biology

Tara S. Barton, Bernard Robaire, and Barbara F. Hales
Epigenetic programming in the preimplantation rat embryo is disrupted by chronic paternal cyclophosphamide exposure
PNAS 2005 102: 7865-7870; published online before print May 23 2005, 10.1073/pnas.0501200102 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE  

Ecology

Gary R. Graves and Carsten Rahbek
Source pool geometry and the assembly of continental avifaunas
PNAS 2005 102: 7871-7876; published online before print May 23 2005, 10.1073/pnas.0500424102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Evolution

Laurie J. Vitt and Eric R. Pianka
From the Cover: Deep history impacts present-day ecology and biodiversity
PNAS 2005 102: 7877-7881; published online before print May 2 2005, 10.1073/pnas.0501104102 [Abstract] [Full Text] [Figures Only] [PDF]  
See Commentary on page 8395

Scott H. Williamson, Ryan Hernandez, Adi Fledel-Alon, Lan Zhu, Rasmus Nielsen, and Carlos D. Bustamante
Simultaneous inference of selection and population growth from patterns of variation in the human genome
PNAS 2005 102: 7882-7887; published online before print May 19 2005, 10.1073/pnas.0502300102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Genetics

Anastasios Pavlopoulos and Michalis Averof
Establishing genetic transformation for comparative developmental studies in the crustacean Parhyale hawaiensis
PNAS 2005 102: 7888-7893; published online before print May 23 2005, 10.1073/pnas.0501101102 [Abstract] [Full Text] [Figures Only] [PDF]  

Chantal M. Longo-Guess, Leona H. Gagnon, Susan A. Cook, Jian Wu, Qing Y. Zheng, and Kenneth R. Johnson
A missense mutation in the previously undescribed gene Tmhs underlies deafness in hurry-scurry (hscy) mice
PNAS 2005 102: 7894-7899; published online before print May 19 2005, 10.1073/pnas.0500760102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Jon D. McAuliffe, Michael I. Jordan, and Lior Pachter
Subtree power analysis and species selection for comparative genomics
PNAS 2005 102: 7900-7905; published online before print May 23 2005, 10.1073/pnas.0502790102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Almut Nebel, Peter J. P. Croucher, Rieke Stiegeler, Susanna Nikolaus, Michael Krawczak, and Stefan Schreiber
No association between microsomal triglyceride transfer protein (MTP) haplotype and longevity in humans
PNAS 2005 102: 7906-7909; published online before print May 23 2005, 10.1073/pnas.0408670102 [Abstract] [Full Text] [PDF]  

Immunology

Peter J. McCormick, José A. Martina, and Juan S. Bonifacino
Involvement of clathrin and AP-2 in the trafficking of MHC class II molecules to antigen-processing compartments
PNAS 2005 102: 7910-7915; published online before print May 23 2005, 10.1073/pnas.0502206102 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE  

Kaimei Song, Ronald L. Rabin, Brenna J. Hill, Stephen C. De Rosa, Stephen P. Perfetto, Hongwei H. Zhang, John F. Foley, Jeffrey S. Reiner, Jie Liu, Joseph J. Mattapallil, Daniel C. Douek, Mario Roederer, and Joshua M. Farber
Characterization of subsets of CD4+ memory T cells reveals early branched pathways of T cell differentiation in humans
PNAS 2005 102: 7916-7921; published online before print May 19 2005, 10.1073/pnas.0409720102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure] OPEN ACCESS ARTICLE  

Jörn Dengjel, Oliver Schoor, Rainer Fischer, Michael Reich, Marianne Kraus, Margret Müller, Katharina Kreymborg, Florian Altenberend, Jens Brandenburg, Hubert Kalbacher, Roland Brock, Christoph Driessen, Hans-Georg Rammensee, and Stefan Stevanovic
From the Cover: Autophagy promotes MHC class II presentation of peptides from intracellular source proteins
PNAS 2005 102: 7922-7927; published online before print May 13 2005, 10.1073/pnas.0501190102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  
See Commentary on page 7779

Jeremy Herzog, Yoichi Maekawa, Thomas P. Cirrito, Beverly S. Illian, and Emil R. Unanue
Activated antigen-presenting cells select and present chemically modified peptides recognized by unique CD4 T cells
PNAS 2005 102: 7928-7933; published online before print May 18 2005, 10.1073/pnas.0502255102 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE  

Emma C. Morris, Aristotle Tsallios, Gavin M. Bendle, Shao-an Xue, and Hans J. Stauss
A critical role of T cell antigen receptor-transduced MHC class I-restricted helper T cells in tumor protection
PNAS 2005 102: 7934-7939; published online before print May 20 2005, 10.1073/pnas.0500357102 [Abstract] [Full Text] [Figures Only] [PDF]  

Yao-Tseng Chen, Matthew J. Scanlan, Charis A. Venditti, Ramon Chua, Gregory Theiler, Brian J. Stevenson, Christian Iseli, Ali O. Gure, Tom Vasicek, Robert L. Strausberg, C. Victor Jongeneel, Lloyd J. Old, and Andrew J. G. Simpson
Identification of cancer/testis-antigen genes by massively parallel signature sequencing
PNAS 2005 102: 7940-7945; published online before print May 19 2005, 10.1073/pnas.0502583102 [Abstract] [Full Text] [Figures Only] [PDF]  

Medical Sciences

Satoshi Nagata, Tomoko Ise, Masanori Onda, Kazuyasu Nakamura, Mitchell Ho, Andrew Raubitschek, and Ira H. Pastan
Cell membrane-specific epitopes on CD30: Potentially superior targets for immunotherapy
PNAS 2005 102: 7946-7951; published online before print May 19 2005, 10.1073/pnas.0502975102 [Abstract] [Full Text] [Figures Only] [PDF]  

Richard W. Hyman, Marilyn Fukushima, Lisa Diamond, Jochen Kumm, Linda C. Giudice, and Ronald W. Davis
Microbes on the human vaginal epithelium
PNAS 2005 102: 7952-7957; published online before print May 23 2005, 10.1073/pnas.0503236102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Tables]  

W. L. Shoop, Y. Xiong, J. Wiltsie, A. Woods, J. Guo, J. V. Pivnichny, T. Felcetto, B. F. Michael, A. Bansal, R. T. Cummings, B. R. Cunningham, A. M. Friedlander, C. M. Douglas, S. B. Patel, D. Wisniewski, G. Scapin, S. P. Salowe, D. M. Zaller, K. T. Chapman, E. M. Scolnick, D. M. Schmatz, K. Bartizal, M. MacCoss, and J. D. Hermes
Anthrax lethal factor inhibition
PNAS 2005 102: 7958-7963; published online before print May 23 2005, 10.1073/pnas.0502159102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE  

Tamar Sapir, Keren Shternhall, Irit Meivar-Levy, Tamar Blumenfeld, Hamutal Cohen, Ehud Skutelsky, Smadar Eventov-Friedman, Iris Barshack, Iris Goldberg, Sarah Pri-Chen, Lya Ben-Dor, Sylvie Polak-Charcon, Avraham Karasik, Ilan Shimon, Eytan Mor, and Sarah Ferber
From the Cover: Cell-replacement therapy for diabetes: Generating functional insulin-producing tissue from adult human liver cells
PNAS 2005 102: 7964-7969; published online before print May 17 2005, 10.1073/pnas.0405277102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  
See Commentary on page 7781

Mark D. Erion, Paul D. van Poelje, Qun Dang, Srinivas Rao Kasibhatla, Scott C. Potter, M. Rami Reddy, K. Raja Reddy, Tao Jiang, and William N. Lipscomb
MB06322 (CS-917): A potent and selective inhibitor of fructose 1,6-bisphosphatase for controlling gluconeogenesis in type 2 diabetes
PNAS 2005 102: 7970-7975; published online before print May 23 2005, 10.1073/pnas.0502983102 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE  

Samuel Achilefu, Sharon Bloch, Mary A. Markiewicz, Tuoxiu Zhong, Yunpeng Ye, Richard B. Dorshow, Britton Chance, and Kexian Liang
Synergistic effects of light-emitting probes and peptides for targeting and monitoring integrin expression
PNAS 2005 102: 7976-7981; published online before print May 23 2005, 10.1073/pnas.0503500102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Microbiology

Martin Löchelt, Fabian Romen, Patrizia Bastone, Heide Muckenfuss, Nadine Kirchner, Yong-Boum Kim, Uwe Truyen, Uwe Rösler, Marion Battenberg, Ali Saib, Egbert Flory, Klaus Cichutek, and Carsten Münk
The antiretroviral activity of APOBEC3 is inhibited by the foamy virus accessory Bet protein
PNAS 2005 102: 7982-7987; published online before print May 23 2005, 10.1073/pnas.0501445102 [Abstract] [Full Text] [Figures Only] [PDF]  

Heike Hofmann, Krzysztof Pyrc, Lia van der Hoek, Martina Geier, Ben Berkhout, and Stefan Pöhlmann
Human coronavirus NL63 employs the severe acute respiratory syndrome coronavirus receptor for cellular entry
PNAS 2005 102: 7988-7993; published online before print May 16 2005, 10.1073/pnas.0409465102 [Abstract] [Full Text] [Figures Only] [PDF]  

Nathan D. Wolfe, Walid Heneine, Jean K. Carr, Albert D. Garcia, Vedapuri Shanmugam, Ubald Tamoufe, Judith N. Torimiro, A. Tassy Prosser, Matthew LeBreton, Eitel Mpoudi-Ngole, Francine E. McCutchan, Deborah L. Birx, Thomas M. Folks, Donald S. Burke, and William M. Switzer
Emergence of unique primate T-lymphotropic viruses among central African bushmeat hunters
PNAS 2005 102: 7994-7999; published online before print May 23 2005, 10.1073/pnas.0501734102 [Abstract] [Full Text] [Figures Only] [PDF]  

Yoshiaki Nishimura, Charles R. Brown, Joseph J. Mattapallil, Tatsuhiko Igarashi, Alicia Buckler-White, Bernard A. P. Lafont, Vanessa M. Hirsch, Mario Roederer, and Malcolm A. Martin
Resting naïve CD4+ T cells are massively infected and eliminated by X4-tropic simian–human immunodeficiency viruses in macaques
PNAS 2005 102: 8000-8005; published online before print May 23 2005, 10.1073/pnas.0503233102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Arne Rietsch, Isabelle Vallet-Gely, Simon L. Dove, and John J. Mekalanos
ExsE, a secreted regulator of type III secretion genes in Pseudomonas aeruginosa
PNAS 2005 102: 8006-8011; published online before print May 23 2005, 10.1073/pnas.0503005102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

David J. Ecker, Rangarajan Sampath, Lawrence B. Blyn, Mark W. Eshoo, Cristina Ivy, Joseph A. Ecker, Brian Libby, Vivek Samant, Kristin A. Sannes-Lowery, Rachael E. Melton, Kevin Russell, Nikki Freed, Chris Barrozo, Jianguo Wu, Karl Rudnick, Anjali Desai, Emily Moradi, Duane J. Knize, David W. Robbins, James C. Hannis, Patina M. Harrell, Christian Massire, Thomas A. Hall, Yun Jiang, Raymond Ranken, Jared J. Drader, Neill White, John A. McNeil, Stanley T. Crooke, and Steven A. Hofstadler
Rapid identification and strain-typing of respiratory pathogens for epidemic surveillance
PNAS 2005 102: 8012-8017; published online before print May 23 2005, 10.1073/pnas.0409920102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE  

Sean Crosson, Patrick T. McGrath, Craig Stephens, Harley H. McAdams, and Lucy Shapiro
Conserved modular design of an oxygen sensory/signaling network with species-specific output
PNAS 2005 102: 8018-8023; published online before print May 23 2005, 10.1073/pnas.0503022102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Neuroscience

Alexander J. Whitworth, Dorothy A. Theodore, Jessica C. Greene, Helen Benes, Paul D. Wes, and Leo J. Pallanck
Increased glutathione S-transferase activity rescues dopaminergic neuron loss in a Drosophila model of Parkinson's disease
PNAS 2005 102: 8024-8029; published online before print May 23 2005, 10.1073/pnas.0501078102 [Abstract] [Full Text] [Figures Only] [PDF]  

Erlend A. Nagelhus, Thomas M. Mathiisen, Allen C. Bateman, Finn-M. Haug, Ole P. Ottersen, Jeffrey H. Grubb, Abdul Waheed, and William S. Sly
Carbonic anhydrase XIV is enriched in specific membrane domains of retinal pigment epithelium, Müller cells, and astrocytes
PNAS 2005 102: 8030-8035; published online before print May 18 2005, 10.1073/pnas.0503021102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Anthony J. Lombardino, Xiao-Ching Li, Moritz Hertel, and Fernando Nottebohm
Replaceable neurons and neurodegenerative disease share depressed UCHL1 levels
PNAS 2005 102: 8036-8041; published online before print May 23 2005, 10.1073/pnas.0503239102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

Pharmacology

Sami R. Fam, Maryse Paquet, Amanda M. Castleberry, Heide Oller, C. Justin Lee, Stephen F. Traynelis, Yoland Smith, C. Chris Yun, and Randy A. Hall
P2Y1 receptor signaling is controlled by interaction with the PDZ scaffold NHERF-2
PNAS 2005 102: 8042-8047; published online before print May 18 2005, 10.1073/pnas.0408818102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Table]  

Physiology

M. L. Ribeiro, J. Aisemberg, S. Billi, M. G. Farina, R. Meiss, S. McCann, V. Rettori, M. Villalón, and A. M. Franchi
Epidermal growth factor prevents prepartum luteolysis in the rat
PNAS 2005 102: 8048-8053; published online before print May 23 2005, 10.1073/pnas.0502899102 [Abstract] [Full Text] [Figures Only] [PDF]  

Plant Biology

Angela Feechan, Eunjung Kwon, Byung-Wook Yun, Yiqin Wang, Jacqueline A. Pallas, and Gary J. Loake
A central role for S-nitrosothiols in plant disease resistance
PNAS 2005 102: 8054-8059; published online before print May 23 2005, 10.1073/pnas.0501456102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Dae-Kyun Ro, Gen-Ichiro Arimura, Stephen Y. W. Lau, Edward Piers, and Jörg Bohlmann
Loblolly pine abietadienol/abietadienal oxidase PtAO (CYP720B1) is a multifunctional, multisubstrate cytochrome P450 monooxygenase
PNAS 2005 102: 8060-8065; published online before print May 23 2005, 10.1073/pnas.0500825102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE  

Sonia Güimil, Hur-Song Chang, Tong Zhu, Ane Sesma, Anne Osbourn, Christophe Roux, Vassilios Ioannidis, Edward J. Oakeley, Mylène Docquier, Patrick Descombes, Steven P. Briggs, and Uta Paszkowski
Comparative transcriptomics of rice reveals an ancient pattern of response to microbial colonization
PNAS 2005 102: 8066-8070; published online before print May 19 2005, 10.1073/pnas.0502999102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

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