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THIS WEEK IN PNAS

In This Issue
PNAS 2007 104: 6877-6878. [Full Text] [PDF]  

COMMENTARIES

Henry Daniell

Transgene containment by maternal inheritance: Effective or elusive?
PNAS 2007 104: 6879-6880; published online before print April 17 2007, 10.1073/pnas.0702219104 [Extract] [Full Text] [PDF]  
See companion article on page 6998
See companion article on page 7003

James T. Staley

Probing nitrogen metabolism in the redox gradient of the Black Sea
PNAS 2007 104: 6881-6882; published online before print April 17 2007, 10.1073/pnas.0702088104 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 7104

Robert V. Shannon

Understanding hearing through deafness
PNAS 2007 104: 6883-6884; published online before print April 17 2007, 10.1073/pnas.0702220104 [Extract] [Full Text] [PDF]  
See companion article on page 7295

SPECIAL FEATURE

Introduction

John E. Bercaw and Jay A. Labinger

Coordination Chemistry of Saturated Molecules Special Feature: The coordination chemistry of saturated molecules
PNAS 2007 104: 6899-6900. [Extract] [Full Text] [PDF]  

Perspectives

Gregory J. Kubas

From the Cover: Coordination Chemistry of Saturated Molecules Special Feature: Dihydrogen complexes as prototypes for the coordination chemistry of saturated molecules
PNAS 2007 104: 6901-6907; published online before print April 18 2007, 10.1073/pnas.0609707104 [Abstract] [Full Text] [Figures Only] [PDF]  

Review

Maurice Brookhart, Malcolm L. H. Green, and Gerard Parkin

Coordination Chemistry of Saturated Molecules Special Feature: Agostic interactions in transition metal compounds
PNAS 2007 104: 6908-6914; published online before print April 18 2007, 10.1073/pnas.0610747104 [Abstract] [Full Text] [Figures Only] [PDF]  

Research Articles

George S. Chen, Jay A. Labinger, and John E. Bercaw

Coordination Chemistry of Saturated Molecules Special Feature: The role of alkane coordination in C–H bond cleavage at a Pt(II) center
PNAS 2007 104: 6915-6920; published online before print April 6 2007, 10.1073/pnas.0610981104 [Abstract] [Full Text] [Figures Only] [PDF]  

Simon K. Brayshaw, Emma L. Sceats, Jennifer C. Green, and Andrew S. Weller

Coordination Chemistry of Saturated Molecules Special Feature: C–C complexes of rhodium
PNAS 2007 104: 6921-6926; published online before print April 13 2007, 10.1073/pnas.0609824104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Graham E. Ball, Christopher M. Brookes, Alexander J. Cowan, Tamim A. Darwish, Michael W. George, Hajime K. Kawanami, Peter Portius, and Jonathan P. Rourke

Coordination Chemistry of Saturated Molecules Special Feature: A delicate balance of complexation vs. activation of alkanes interacting with [Re(Cp)(CO)(PF₃)] studied with NMR and time-resolved IR spectroscopy
PNAS 2007 104: 6927-6932; published online before print April 13 2007, 10.1073/pnas.0610212104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Alexander J. Cowan, Peter Portius, Hajime K. Kawanami, Omar S. Jina, David C. Grills, Xue-Zhong Sun, Jonathan McMaster, and Michael W. George

Coordination Chemistry of Saturated Molecules Special Feature: Time-resolved infrared (TRIR) study on the formation and reactivity of organometallic methane and ethane complexes in room temperature solution
PNAS 2007 104: 6933-6938; published online before print April 4 2007, 10.1073/pnas.0610567104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Eric Clot, Odile Eisenstein, and William D. Jones

Coordination Chemistry of Saturated Molecules Special Feature: Structural and dynamic properties of propane coordinated to TpRh(CNR) from a confrontation between theory and experiment
PNAS 2007 104: 6939-6944; published online before print April 5 2007, 10.1073/pnas.0609454104 [Abstract] [Full Text] [Figures Only] [PDF]  

Andrew Toner, Jochen Matthes, Stephan Gründemann, Hans-Heinrich Limbach, Bruno Chaudret, Eric Clot, and Sylviane Sabo-Etienne

Coordination Chemistry of Saturated Molecules Special Feature: Agostic interaction and intramolecular proton transfer from the protonation of dihydrogen ortho metalated ruthenium complexes
PNAS 2007 104: 6945-6950; published online before print March 13 2007, 10.1073/pnas.0608979104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Aaron D. Wilson, R. K. Shoemaker, A. Miedaner, J. T. Muckerman, Daniel L. DuBois, and M. Rakowski DuBois

Coordination Chemistry of Saturated Molecules Special Feature: Nature of hydrogen interactions with Ni(II) complexes containing cyclic phosphine ligands with pendant nitrogen bases
PNAS 2007 104: 6951-6956; published online before print March 8 2007, 10.1073/pnas.0608928104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Andrew J. Vetter, Ryan D. Rieth, and William D. Jones

Coordination Chemistry of Saturated Molecules Special Feature: The activation of alkyl cyanides using a rhodiumtrispyrazolylborate complex
PNAS 2007 104: 6957-6962; published online before print March 23 2007, 10.1073/pnas.0609726104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Erika A. Cobar, Rustam Z. Khaliullin, Robert G. Bergman, and Martin Head-Gordon

Coordination Chemistry of Saturated Molecules Special Feature: Theoretical study of the rhenium–alkane interaction in transition metal–alkane -complexes
PNAS 2007 104: 6963-6968; published online before print April 18 2007, 10.1073/pnas.0610295104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Laurence Carlton, Manuel A. Fernandes, and Enos Sitabule

Coordination Chemistry of Saturated Molecules Special Feature: An NMR study of trans ligand influence in rhodium ² triphenyltin hydride complexes
PNAS 2007 104: 6969-6973; published online before print March 26 2007, 10.1073/pnas.0609697104 [Abstract] [Full Text] [Figures Only] [PDF]  

PHYSICAL SCIENCES

Applied Mathematics

R. Eftimie, G. de Vries, and M. A. Lewis

Complex spatial group patterns result from different animal communication mechanisms
PNAS 2007 104: 6974-6979; published online before print April 16 2007, 10.1073/pnas.0611483104 [Abstract] [Full Text] [Figures Only] [PDF]  

Applied Physical Sciences

Chemistry

George S. Chen, Jay A. Labinger, and John E. Bercaw

Coordination Chemistry of Saturated Molecules Special Feature: The role of alkane coordination in C–H bond cleavage at a Pt(II) center
PNAS 2007 104: 6915-6920; published online before print April 6 2007, 10.1073/pnas.0610981104 [Abstract] [Full Text] [Figures Only] [PDF]  

Simon K. Brayshaw, Emma L. Sceats, Jennifer C. Green, and Andrew S. Weller

Coordination Chemistry of Saturated Molecules Special Feature: C–C complexes of rhodium
PNAS 2007 104: 6921-6926; published online before print April 13 2007, 10.1073/pnas.0609824104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Graham E. Ball, Christopher M. Brookes, Alexander J. Cowan, Tamim A. Darwish, Michael W. George, Hajime K. Kawanami, Peter Portius, and Jonathan P. Rourke

Coordination Chemistry of Saturated Molecules Special Feature: A delicate balance of complexation vs. activation of alkanes interacting with [Re(Cp)(CO)(PF₃)] studied with NMR and time-resolved IR spectroscopy
PNAS 2007 104: 6927-6932; published online before print April 13 2007, 10.1073/pnas.0610212104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Alexander J. Cowan, Peter Portius, Hajime K. Kawanami, Omar S. Jina, David C. Grills, Xue-Zhong Sun, Jonathan McMaster, and Michael W. George

Coordination Chemistry of Saturated Molecules Special Feature: Time-resolved infrared (TRIR) study on the formation and reactivity of organometallic methane and ethane complexes in room temperature solution
PNAS 2007 104: 6933-6938; published online before print April 4 2007, 10.1073/pnas.0610567104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Eric Clot, Odile Eisenstein, and William D. Jones

Coordination Chemistry of Saturated Molecules Special Feature: Structural and dynamic properties of propane coordinated to TpRh(CNR) from a confrontation between theory and experiment
PNAS 2007 104: 6939-6944; published online before print April 5 2007, 10.1073/pnas.0609454104 [Abstract] [Full Text] [Figures Only] [PDF]  

Andrew Toner, Jochen Matthes, Stephan Gründemann, Hans-Heinrich Limbach, Bruno Chaudret, Eric Clot, and Sylviane Sabo-Etienne

Coordination Chemistry of Saturated Molecules Special Feature: Agostic interaction and intramolecular proton transfer from the protonation of dihydrogen ortho metalated ruthenium complexes
PNAS 2007 104: 6945-6950; published online before print March 13 2007, 10.1073/pnas.0608979104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Aaron D. Wilson, R. K. Shoemaker, A. Miedaner, J. T. Muckerman, Daniel L. DuBois, and M. Rakowski DuBois

Coordination Chemistry of Saturated Molecules Special Feature: Nature of hydrogen interactions with Ni(II) complexes containing cyclic phosphine ligands with pendant nitrogen bases
PNAS 2007 104: 6951-6956; published online before print March 8 2007, 10.1073/pnas.0608928104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Andrew J. Vetter, Ryan D. Rieth, and William D. Jones

Coordination Chemistry of Saturated Molecules Special Feature: The activation of alkyl cyanides using a rhodiumtrispyrazolylborate complex
PNAS 2007 104: 6957-6962; published online before print March 23 2007, 10.1073/pnas.0609726104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Erika A. Cobar, Rustam Z. Khaliullin, Robert G. Bergman, and Martin Head-Gordon

Coordination Chemistry of Saturated Molecules Special Feature: Theoretical study of the rhenium–alkane interaction in transition metal–alkane -complexes
PNAS 2007 104: 6963-6968; published online before print April 18 2007, 10.1073/pnas.0610295104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Laurence Carlton, Manuel A. Fernandes, and Enos Sitabule

Coordination Chemistry of Saturated Molecules Special Feature: An NMR study of trans ligand influence in rhodium ² triphenyltin hydride complexes
PNAS 2007 104: 6969-6973; published online before print March 26 2007, 10.1073/pnas.0609697104 [Abstract] [Full Text] [Figures Only] [PDF]  

Gerald Mathias and Dominik Marx

Structures and spectral signatures of protonated water networks in bacteriorhodopsin
PNAS 2007 104: 6980-6985; published online before print April 16 2007, 10.1073/pnas.0609229104 [Abstract] [Full Text] [Figures Only] [PDF]  

Choon Woo Lim, Olga Crespo-Biel, Marc C. A. Stuart, David N. Reinhoudt, Jurriaan Huskens, and Bart Jan Ravoo

Intravesicular and intervesicular interaction by orthogonal multivalent host–guest and metal–ligand complexation
PNAS 2007 104: 6986-6991; published online before print April 16 2007, 10.1073/pnas.0611123104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

David G. Míguez, Vladimir K. Vanag, and Irving R. Epstein

Fronts and pulses in an enzymatic reaction catalyzed by glucose oxidase
PNAS 2007 104: 6992-6997; published online before print April 9 2007, 10.1073/pnas.0611438104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Geology

Molly J. Markey and Charles R. Marshall

Terrestrial-style feeding in a very early aquatic tetrapod is supported by evidence from experimental analysis of suture morphology
PNAS 2007 104: 7134-7138; published online before print April 16 2007, 10.1073/pnas.0701706104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Geophysics

Physics

M. Amdaoud, M. Vallade, C. Weiss-Schaber, and I. Mihalcescu

Cyanobacterial clock, a stable phase oscillator with negligible intercellular coupling
PNAS 2007 104: 7051-7056; published online before print April 16 2007, 10.1073/pnas.0609315104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Eric Libby, Theodore J. Perkins, and Peter S. Swain

Noisy information processing through transcriptional regulation
PNAS 2007 104: 7151-7156; published online before print April 9 2007, 10.1073/pnas.0608963104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

SOCIAL SCIENCES

Sustainability Science

BIOLOGICAL SCIENCES

Agricultural Sciences

Zora Svab and Pal Maliga From the Cover: Exceptional transmission of plastids and mitochondria from the transplastomic pollen parent and its impact on transgene containment PNAS 2007 104: 7003-7008; published online before print April 9 2007, 10.1073/pnas.0700063104 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE   See Commentary on page 6879

Biochemistry

Daniel P. Teufel, Stefan M. Freund, Mark Bycroft, and Alan R. Fersht

Four domains of p300 each bind tightly to a sequence spanning both transactivation subdomains of p53
PNAS 2007 104: 7009-7014; published online before print April 16 2007, 10.1073/pnas.0702010104 [Abstract] [Full Text] [Figures Only] [PDF]  

Jürgen Bosch, Carlos A. Buscaglia, Brian Krumm, Bjarni P. Ingason, Robert Lucas, Claudia Roach, Timothy Cardozo, Victor Nussenzweig, and Wim G. J. Hol

Aldolase provides an unusual binding site for thrombospondin-related anonymous protein in the invasion machinery of the malaria parasite
PNAS 2007 104: 7015-7020; published online before print April 10 2007, 10.1073/pnas.0605301104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Katsueki Ogiwara and Takayuki Takahashi

Specificity of the medaka enteropeptidase serine protease and its usefulness as a biotechnological tool for fusion-protein cleavage
PNAS 2007 104: 7021-7026; published online before print April 16 2007, 10.1073/pnas.0610447104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Prashen Chelikani, Viktor Hornak, Markus Eilers, Phillip J. Reeves, Steven O. Smith, Uttam L. RajBhandary, and H. Gobind Khorana

Role of group-conserved residues in the helical core of ₂-adrenergic receptor
PNAS 2007 104: 7027-7032; published online before print April 16 2007, 10.1073/pnas.0702024104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Elena K. Davydova, Thomas J. Santangelo, and Lucia B. Rothman-Denes

Bacteriophage N4 virion RNA polymerase interaction with its promoter DNA hairpin
PNAS 2007 104: 7033-7038; published online before print April 16 2007, 10.1073/pnas.0610627104 [Abstract] [Full Text] [Figures Only] [PDF]  

Biophysics

Gerald Mathias and Dominik Marx

Structures and spectral signatures of protonated water networks in bacteriorhodopsin
PNAS 2007 104: 6980-6985; published online before print April 16 2007, 10.1073/pnas.0609229104 [Abstract] [Full Text] [Figures Only] [PDF]  

Pan T. X. Li, Carlos Bustamante, and Ignacio Tinoco, Jr.

Real-time control of the energy landscape by force directs the folding of RNA molecules
PNAS 2007 104: 7039-7044; published online before print April 16 2007, 10.1073/pnas.0702137104 [Abstract] [Full Text] [Figures Only] [PDF]  

Alain Laederach, Inna Shcherbakova, Magdalena A. Jonikas, Russ B. Altman, and Michael Brenowitz

Distinct contribution of electrostatics, initial conformational ensemble, and macromolecular stability in RNA folding
PNAS 2007 104: 7045-7050; published online before print April 16 2007, 10.1073/pnas.0608765104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

M. Amdaoud, M. Vallade, C. Weiss-Schaber, and I. Mihalcescu

Cyanobacterial clock, a stable phase oscillator with negligible intercellular coupling
PNAS 2007 104: 7051-7056; published online before print April 16 2007, 10.1073/pnas.0609315104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Bella L. Grigorenko, Alexander V. Rogov, Igor A. Topol, Stanley K. Burt, Hugo M. Martinez, and Alexander V. Nemukhin

Mechanism of the myosin catalyzed hydrolysis of ATP as rationalized by molecular modeling
PNAS 2007 104: 7057-7061; published online before print April 16 2007, 10.1073/pnas.0701727104 [Abstract] [Full Text] [Figures Only] [PDF]  

Michel O. Steinmetz, Ilian Jelesarov, William M. Matousek, Srinivas Honnappa, Wolfgang Jahnke, John H. Missimer, Sabine Frank, Andrei T. Alexandrescu, and Richard A. Kammerer

Molecular basis of coiled-coil formation
PNAS 2007 104: 7062-7067; published online before print April 16 2007, 10.1073/pnas.0700321104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Alexandre V. Morozov and Eric D. Siggia

Connecting protein structure with predictions of regulatory sites
PNAS 2007 104: 7068-7073; published online before print April 16 2007, 10.1073/pnas.0701356104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Cell Biology

Sudeshna Fisch, Susan Gray, Stephane Heymans, Saptarsi M. Haldar, Baiqiu Wang, Otmar Pfister, Lei Cui, Ajay Kumar, Zhiyong Lin, Sucharita Sen-Banerjee, Hiranmoy Das, Christine A. Petersen, Ulrike Mende, Barbara A. Burleigh, Yan Zhu, Yigal M. Pinto, Ronglih Liao, and Mukesh K. Jain

Kruppel-like factor 15 is a regulator of cardiomyocyte hypertrophy
PNAS 2007 104: 7074-7079; published online before print April 16 2007, 10.1073/pnas.0701981104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Beiyan Zhou, Stephanie Wang, Christine Mayr, David P. Bartel, and Harvey F. Lodish

miR-150, a microRNA expressed in mature B and T cells, blocks early B cell development when expressed prematurely
PNAS 2007 104: 7080-7085; published online before print April 16 2007, 10.1073/pnas.0702409104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Thomas E. Schaus, Edwin W. Taylor, and Gary G. Borisy

Self-organization of actin filament orientation in the dendritic-nucleation/array-treadmilling model
PNAS 2007 104: 7086-7091; published online before print April 17 2007, 10.1073/pnas.0701943104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Developmental Biology

Thomas E. Hall, Robert J. Bryson-Richardson, Silke Berger, Arie S. Jacoby, Nicholas J. Cole, Georgina E. Hollway, Joachim Berger, and Peter D. Currie

The zebrafish candyfloss mutant implicates extracellular matrix adhesion failure in laminin 2-deficient congenital muscular dystrophy
PNAS 2007 104: 7092-7097; published online before print April 16 2007, 10.1073/pnas.0700942104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Stephen P. Bruinsma, Ross L. Cagan, and Thomas J. Baranski

Chimaerin and Rac regulate cell number, adherens junctions, and ERK MAP kinase signaling in the Drosophila eye
PNAS 2007 104: 7098-7103; published online before print April 16 2007, 10.1073/pnas.0701686104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Ecology

R. Eftimie, G. de Vries, and M. A. Lewis

Complex spatial group patterns result from different animal communication mechanisms
PNAS 2007 104: 6974-6979; published online before print April 16 2007, 10.1073/pnas.0611483104 [Abstract] [Full Text] [Figures Only] [PDF]  

Environmental Sciences

Song Liang, Edmund Y. W. Seto, Justin V. Remais, Bo Zhong, Changhong Yang, Alan Hubbard, George M. Davis, Xueguang Gu, Dongchuan Qiu, and Robert C. Spear Environmental effects on parasitic disease transmission exemplified by schistosomiasis in western China PNAS 2007 104: 7110-7115; published online before print April 16 2007, 10.1073/pnas.0701878104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Evolution

Masafumi Nozawa and Masatoshi Nei

Evolutionary dynamics of olfactory receptor genes in Drosophila species
PNAS 2007 104: 7122-7127; published online before print April 16 2007, 10.1073/pnas.0702133104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Miguel Corona, Rodrigo A. Velarde, Silvia Remolina, Adrienne Moran-Lauter, Ying Wang, Kimberly A. Hughes, and Gene E. Robinson Vitellogenin, juvenile hormone, insulin signaling, and queen honey bee longevity PNAS 2007 104: 7128-7133; published online before print April 16 2007, 10.1073/pnas.0701909104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Molly J. Markey and Charles R. Marshall

Terrestrial-style feeding in a very early aquatic tetrapod is supported by evidence from experimental analysis of suture morphology
PNAS 2007 104: 7134-7138; published online before print April 16 2007, 10.1073/pnas.0701706104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Katja Domes, Roy A. Norton, Mark Maraun, and Stefan Scheu

Reevolution of sexuality breaks Dollo's law
PNAS 2007 104: 7139-7144; published online before print April 16 2007, 10.1073/pnas.0700034104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Tables]  

Genetics

Eric Libby, Theodore J. Perkins, and Peter S. Swain

Noisy information processing through transcriptional regulation
PNAS 2007 104: 7151-7156; published online before print April 9 2007, 10.1073/pnas.0608963104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Jan Burghoorn, Martijn P. J. Dekkers, Suzanne Rademakers, Ton de Jong, Rob Willemsen, and Gert Jansen

Mutation of the MAP kinase DYF-5 affects docking and undocking of kinesin-2 motors and reduces their speed in the cilia of Caenorhabditis elegans
PNAS 2007 104: 7157-7162; published online before print April 9 2007, 10.1073/pnas.0606974104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Chandan Sahi and Elizabeth Anne Craig

Network of general and specialty J protein chaperones of the yeast cytosol
PNAS 2007 104: 7163-7168; published online before print April 16 2007, 10.1073/pnas.0702357104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Immunology

Menna R. Clatworthy, Lisa Willcocks, Britta Urban, Jean Langhorne, Tom N. Williams, Norbert Peshu, Nicholas A. Watkins, R. Andres Floto, and Kenneth G. C. Smith

Systemic lupus erythematosus-associated defects in the inhibitory receptor FcRIIb reduce susceptibility to malaria
PNAS 2007 104: 7169-7174; published online before print April 13 2007, 10.1073/pnas.0608889104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Oliver Dienz, Sheri M. Eaton, Troy J. Krahl, Sean Diehl, Colette Charland, John Dodge, Susan L. Swain, Ralph C. Budd, Laura Haynes, and Mercedes Rincon

Accumulation of NFAT mediates IL-2 expression in memory, but not naïve, CD4⁺ T cells
PNAS 2007 104: 7175-7180; published online before print April 16 2007, 10.1073/pnas.0610442104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Ursula B. Fischer, Erica L. Jacovetty, Ricardo B. Medeiros, Brian D. Goudy, Traci Zell, Jeannie-Beth Swanson, Elizabeth Lorenz, Yoji Shimizu, Mark J. Miller, Alexander Khoruts, and Elizabeth Ingulli

MHC class II deprivation impairs CD4 T cell motility and responsiveness to antigen-bearing dendritic cells in vivo
PNAS 2007 104: 7181-7186; published online before print April 13 2007, 10.1073/pnas.0608299104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Phillip D. Holler, Tetsuya Yamagata, Wenyu Jiang, Markus Feuerer, Christophe Benoist, and Diane Mathis

The same genomic region conditions clonal deletion and clonal deviation to the CD8 and regulatory T cell lineages in NOD versus C57BL/6 mice
PNAS 2007 104: 7187-7192; published online before print April 16 2007, 10.1073/pnas.0701777104 [Abstract] [Full Text] [Figures Only] [PDF]  

Hideharu Sekine, Ricardo C. Ferreira, Qiang Pan-Hammarström, Robert R. Graham, Beth Ziemba, Sandra S. de Vries, Jiabin Liu, Keli Hippen, Thearith Koeuth, Ward Ortmann, Akiko Iwahori, Margaret K. Elliott, Steven Offer, Cara Skon, Likun Du, Jill Novitzke, Annette T. Lee, Nianxi Zhao, Joshua D. Tompkins, David Altshuler, Peter K. Gregersen, Charlotte Cunningham-Rundles, Reuben S. Harris, Chengtao Her, David L. Nelson, Lennart Hammarström, Gary S. Gilkeson, and Timothy W. Behrens

Role for Msh5 in the regulation of Ig class switch recombination
PNAS 2007 104: 7193-7198; published online before print April 4 2007, 10.1073/pnas.0700815104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Medical Sciences

Günter Harth, Paul C. Zamecnik, David Tabatadze, Katherine Pierson, and Marcus A. Horwitz

Hairpin extensions enhance the efficacy of mycolyl transferase-specific antisense oligonucleotides targeting Mycobacterium tuberculosis
PNAS 2007 104: 7199-7204; published online before print April 16 2007, 10.1073/pnas.0701725104 [Abstract] [Full Text] [Figures Only] [PDF]  

Claudio Mastronardi, Fiona Whelan, Ozlem A. Yildiz, Jonas Hannestad, David Elashoff, Samuel M. McCann, Julio Licinio, and Ma-Li Wong Caspase 1 deficiency reduces inflammation-induced brain transcription PNAS 2007 104: 7205-7210; published online before print April 4 2007, 10.1073/pnas.0701366104 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE   See Commentary on page 7733

Taija M. Kiviharju-af Hällström, Sari Jäämaa, Mia Mönkkönen, Karita Peltonen, Leif C. Andersson, René H. Medema, Donna M. Peehl, and Marikki Laiho

Human prostate epithelium lacks Wee1A-mediated DNA damage-induced checkpoint enforcement
PNAS 2007 104: 7211-7216; published online before print April 12 2007, 10.1073/pnas.0609299104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Biplab Dasgupta and Jeffrey Milbrandt

Resveratrol stimulates AMP kinase activity in neurons
PNAS 2007 104: 7217-7222; published online before print April 16 2007, 10.1073/pnas.0610068104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

Microbiology

Gene S. Tan, Mirjam A. R. Preuss, John C. Williams, and Matthias J. Schnell

The dynein light chain 8 binding motif of rabies virus phosphoprotein promotes efficient viral transcription
PNAS 2007 104: 7229-7234; published online before print April 16 2007, 10.1073/pnas.0701397104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

David R. Scott, Elizabeth A. Marcus, Yi Wen, Jane Oh, and George Sachs

Gene expression in vivo shows that Helicobacter pylori colonizes an acidic niche on the gastric surface
PNAS 2007 104: 7235-7240; published online before print April 16 2007, 10.1073/pnas.0702300104 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Text]  

Barbara G. Klupp, Harald Granzow, Walter Fuchs, Günther M. Keil, Stefan Finke, and Thomas C. Mettenleiter

Vesicle formation from the nuclear membrane is induced by coexpression of two conserved herpesvirus proteins
PNAS 2007 104: 7241-7246; published online before print April 10 2007, 10.1073/pnas.0701757104 [Abstract] [Full Text] [Figures Only] [PDF] [