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IN THIS ISSUE

This Week in PNAS
PNAS 2005 102: 17537-17538. [Full Text] [Figures Only] [PDF]  

COMMENTARIES

Eric C. Freundt and Michael J. Lenardo

Interfering with interferons: Hepatitis C virus counters innate immunity
PNAS 2005 102: 17539-17540; published online before print November 28 2005, 10.1073/pnas.0509221102 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 17717

Raphael Mechoulam and Dale G. Deutsch

Toward an anandamide transporter
PNAS 2005 102: 17541-17542; published online before print November 28 2005, 10.1073/pnas.0508644102 [Extract] [Full Text] [Figures Only] [PDF]  
See companion article on page 17852

Christina Marchetti Bradley and Robert Craigie

Seeing is believing: Structure of the catalytic domain of HIV-1 integrase in complex with human LEDGF/p75
PNAS 2005 102: 17543-17544; published online before print November 28 2005, 10.1073/pnas.0509078102 [Extract] [Full Text] [PDF]  
See companion article on page 17308 in issue 48 of volume 102

PHYSICAL SCIENCES

Applied Mathematics

Orly Alter and Gene H. Golub

Reconstructing the pathways of a cellular system from genome-scale signals by using matrix and tensor computations
PNAS 2005 102: 17559-17564; published online before print November 28 2005, 10.1073/pnas.0509033102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Appendix]  

Applied Physical Sciences

Michael Hofmann, Christian Eggeling, Stefan Jakobs, and Stefan W. Hell

Breaking the diffraction barrier in fluorescence microscopy at low light intensities by using reversibly photoswitchable proteins
PNAS 2005 102: 17565-17569; published online before print November 28 2005, 10.1073/pnas.0506010102 [Abstract] [Full Text] [Figures Only] [PDF]  

Chemistry

Thomas D. Perroud, Michael P. Bokoch, and Richard N. Zare

Cytochrome c conformations resolved by the photon counting histogram: Watching the alkaline transition with single-molecule sensitivity
PNAS 2005 102: 17570-17575; published online before print November 28 2005, 10.1073/pnas.0508975102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Statistics

Jianqing Fan, Yongxiong Chen, Hiu Man Chan, Paul K. H. Tam, and Yi Ren

Removing intensity effects and identifying significant genes for Affymetrix arrays in macrophage migration inhibitory factor-suppressed neuroblastoma cells
PNAS 2005 102: 17751-17756; published online before print November 28 2005, 10.1073/pnas.0509175102 [Abstract] [Full Text] [Figures Only] [PDF]  

SOCIAL SCIENCES

Psychology

BIOLOGICAL SCIENCES

Agricultural Sciences

Sadie L. Smith, Robin E. Everts, X. Cindy Tian, Fuliang Du, Li-Ying Sung, Sandra L. Rodriguez-Zas, Byeong-Seon Jeong, Jean-Paul Renard, Harris A. Lewin, and Xiangzhong Yang

Global gene expression profiles reveal significant nuclear reprogramming by the blastocyst stage after cloning
PNAS 2005 102: 17582-17587; published online before print November 28 2005, 10.1073/pnas.0508952102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Applied Biological Sciences

Biochemistry

Jason Perry, Nancy Kleckner, and G. Valentin Börner

Bioinformatic analyses implicate the collaborating meiotic crossover/chiasma proteins Zip2, Zip3, and Spo22/Zip4 in ubiquitin labeling
PNAS 2005 102: 17594-17599; published online before print November 28 2005, 10.1073/pnas.0508581102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Mikhail B. Shevtsov, Yanling Chen, Paul Gollnick, and Alfred A. Antson

Crystal structure of Bacillus subtilis anti-TRAP protein, an antagonist of TRAP/RNA interaction
PNAS 2005 102: 17600-17605; published online before print November 23 2005, 10.1073/pnas.0508728102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

Myung Hee Kim, Won-Chan Choi, Hye Ok Kang, Jong Suk Lee, Beom Sik Kang, Kyung-Jin Kim, Zygmunt S. Derewenda, Tae-Kwang Oh, Choong Hwan Lee, and Jung-Kee Lee The molecular structure and catalytic mechanism of a quorum-quenching N-acyl-L-homoserine lactone hydrolase PNAS 2005 102: 17606-17611; published online before print November 28 2005, 10.1073/pnas.0504996102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Kaiyu Ma, Dmitry Temiakov, Michael Anikin, and William T. McAllister

Probing conformational changes in T7 RNA polymerase during initiation and termination by using engineered disulfide linkages
PNAS 2005 102: 17612-17617; published online before print November 21 2005, 10.1073/pnas.0508865102 [Abstract] [Full Text] [Figures Only] [PDF]  

Biophysics

Lina Salomonsson, Kristina Faxén, Pia Ädelroth, and Peter Brzezinski

The timing of proton migration in membrane-reconstituted cytochrome c oxidase
PNAS 2005 102: 17624-17629; published online before print November 23 2005, 10.1073/pnas.0505431102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Lizhi Gao, Xianqiang Mi, Vesa Paajanen, Kun Wang, and Zheng Fan From the Cover: Activation-coupled inactivation in the bacterial potassium channel KcsA PNAS 2005 102: 17630-17635; published online before print November 21 2005, 10.1073/pnas.0505158102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures] OPEN ACCESS ARTICLE

Ming Li, Hemali P. Phatnani, Ziqiang Guan, Harvey Sage, Arno L. Greenleaf, and Pei Zhou

Solution structure of the Set2–Rpb1 interacting domain of human Set2 and its interaction with the hyperphosphorylated C-terminal domain of Rpb1
PNAS 2005 102: 17636-17641; published online before print November 28 2005, 10.1073/pnas.0506350102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Leonor Saiz, J. Miguel Rubi, and Jose M. G. Vilar Inferring the in vivo looping properties of DNA PNAS 2005 102: 17642-17645; published online before print November 22 2005, 10.1073/pnas.0505693102 [Abstract] [Full Text] [Figures Only] [PDF] OPEN ACCESS ARTICLE

Zimei Bu, Ralf Biehl, Michael Monkenbusch, Dieter Richter, and David J. E. Callaway

Coupled protein domain motion in Taq polymerase revealed by neutron spin-echo spectroscopy
PNAS 2005 102: 17646-17651; published online before print November 23 2005, 10.1073/pnas.0503388102 [Abstract] [Full Text] [Figures Only] [PDF]  

Nicola L. Smith, Edward J. Taylor, Anna-Marie Lindsay, Simon J. Charnock, Johan P. Turkenburg, Eleanor J. Dodson, Gideon J. Davies, and Gary W. Black

Structure of a group A streptococcal phage-encoded virulence factor reveals a catalytically active triple-stranded -helix
PNAS 2005 102: 17652-17657; published online before print November 28 2005, 10.1073/pnas.0504782102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

Cell Biology

Grace E. Lim, Alan I. Derman, and Joe Pogliano

Bacterial DNA segregation by dynamic SopA polymers
PNAS 2005 102: 17658-17663; published online before print November 23 2005, 10.1073/pnas.0507222102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Developmental Biology

Ainhoa Pérez-Garijo, Francisco A. Martín, Gary Struhl, and Ginés Morata

Dpp signaling and the induction of neoplastic tumors by caspase-inhibited apoptotic cells in Drosophila
PNAS 2005 102: 17664-17669; published online before print November 28 2005, 10.1073/pnas.0508966102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Evolution

Genetics

Orly Alter and Gene H. Golub

Reconstructing the pathways of a cellular system from genome-scale signals by using matrix and tensor computations
PNAS 2005 102: 17559-17564; published online before print November 28 2005, 10.1073/pnas.0509033102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Appendix]  

Barrett C. Foat, S. Sean Houshmandi, Wendy M. Olivas, and Harmen J. Bussemaker Profiling condition-specific, genome-wide regulation of mRNA stability in yeast PNAS 2005 102: 17675-17680; published online before print November 29 2005, 10.1073/pnas.0503803102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Peter Ruoff, Jennifer J. Loros, and Jay C. Dunlap

The relationship between FRQ-protein stability and temperature compensation in the Neurospora circadian clock
PNAS 2005 102: 17681-17686; published online before print November 28 2005, 10.1073/pnas.0505137102 [Abstract] [Full Text] [Figures Only] [PDF]  

Henna Tyynismaa, Katja Peltola Mjosund, Sjoerd Wanrooij, Ilse Lappalainen, Emil Ylikallio, Anu Jalanko, Johannes N. Spelbrink, Anders Paetau, and Anu Suomalainen

Mutant mitochondrial helicase Twinkle causes multiple mtDNA deletions and a late-onset mitochondrial disease in mice
PNAS 2005 102: 17687-17692; published online before print November 21 2005, 10.1073/pnas.0505551102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

David C. Grainger, Douglas Hurd, Marcus Harrison, Jolyon Holdstock, and Stephen J. W. Busby

Studies of the distribution of Escherichia coli cAMP-receptor protein and RNA polymerase along the E. coli chromosome
PNAS 2005 102: 17693-17698; published online before print November 21 2005, 10.1073/pnas.0506687102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Adam D. Langenbacher, Yuan Dong, Xiaodong Shu, Jayoung Choi, Debora A. Nicoll, Joshua I. Goldhaber, Kenneth D. Philipson, and Jau-Nian Chen

Mutation in sodium–calcium exchanger 1 (NCX1) causes cardiac fibrillation in zebrafish
PNAS 2005 102: 17699-17704; published online before print November 28 2005, 10.1073/pnas.0502679102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

A. M. Ebert, G. L. Hume, K. S. Warren, N. P. Cook, C. G. Burns, M. A. Mohideen, G. Siegal, D. Yelon, M. C. Fishman, and D. M. Garrity

Calcium extrusion is critical for cardiac morphogenesis and rhythm in embryonic zebrafish hearts
PNAS 2005 102: 17705-17710; published online before print November 28 2005, 10.1073/pnas.0502683102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Paul Auerbach, Richard A. O. Bennett, Elisabeth A. Bailey, Hans E. Krokan, and Bruce Demple

Mutagenic specificity of endogenously generated abasic sites in Saccharomyces cerevisiae chromosomal DNA
PNAS 2005 102: 17711-17716; published online before print November 28 2005, 10.1073/pnas.0504643102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Immunology

David H. Broide, Toby Lawrence, Taylor Doherty, Jae Youn Cho, Marina Miller, Kirsti McElwain, Shauna McElwain, and Michael Karin

Allergen-induced peribronchial fibrosis and mucus production mediated by IB kinase -dependent genes in airway epithelium
PNAS 2005 102: 17723-17728; published online before print November 29 2005, 10.1073/pnas.0509235102 [Abstract] [Full Text] [Figures Only] [PDF]  

Shannon J. Turley, Je-Wook Lee, Nick Dutton-Swain, Diane Mathis, and Christophe Benoist

Endocrine self and gut non-self intersect in the pancreatic lymph nodes
PNAS 2005 102: 17729-17733; published online before print November 29 2005, 10.1073/pnas.0509006102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figure]  

Medical Sciences

Yasuyuki Amoh, Lingna Li, Raul Campillo, Katsumasa Kawahara, Kensei Katsuoka, Sheldon Penman, and Robert M. Hoffman

Implanted hair follicle stem cells form Schwann cells that support repair of severed peripheral nerves
PNAS 2005 102: 17734-17738; published online before print November 28 2005, 10.1073/pnas.0508440102 [Abstract] [Full Text] [Figures Only] [PDF]  

Jung Yeon Kim, Simon Tavaré, and Darryl Shibata

Counting human somatic cell replications: Methylation mirrors endometrial stem cell divisions
PNAS 2005 102: 17739-17744; published online before print November 28 2005, 10.1073/pnas.0503976102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Michael S. Isakoff, Courtney G. Sansam, Pablo Tamayo, Aravind Subramanian, Julia A. Evans, Christine M. Fillmore, Xi Wang, Jaclyn A. Biegel, Scott L. Pomeroy, Jill P. Mesirov, and Charles W. M. Roberts

Inactivation of the Snf5 tumor suppressor stimulates cell cycle progression and cooperates with p53 loss in oncogenic transformation
PNAS 2005 102: 17745-17750; published online before print November 21 2005, 10.1073/pnas.0509014102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Jianqing Fan, Yongxiong Chen, Hiu Man Chan, Paul K. H. Tam, and Yi Ren

Removing intensity effects and identifying significant genes for Affymetrix arrays in macrophage migration inhibitory factor-suppressed neuroblastoma cells
PNAS 2005 102: 17751-17756; published online before print November 28 2005, 10.1073/pnas.0509175102 [Abstract] [Full Text] [Figures Only] [PDF]  

Gang Zheng, Juan Chen, Hui Li, and Jerry D. Glickson

Rerouting lipoprotein nanoparticles to selected alternate receptors for the targeted delivery of cancer diagnostic and therapeutic agents
PNAS 2005 102: 17757-17762; published online before print November 23 2005, 10.1073/pnas.0508677102 [Abstract] [Full Text] [Figures Only] [PDF]  

Dejan Juric, Sanja Sale, Robert A. Hromas, Ron Yu, Yan Wang, George E. Duran, Robert Tibshirani, Lawrence H. Einhorn, and Branimir I. Sikic

Gene expression profiling differentiates germ cell tumors from other cancers and defines subtype-specific signatures
PNAS 2005 102: 17763-17768; published online before print November 23 2005, 10.1073/pnas.0509082102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Microbiology

Adrianus W. M. van der Velden, Michael K. Copass, and Michael N. Starnbach

Salmonella inhibit T cell proliferation by a direct, contact-dependent immunosuppressive effect
PNAS 2005 102: 17769-17774; published online before print November 23 2005, 10.1073/pnas.0504382102 [Abstract] [Full Text] [Figures Only] [PDF]  

Daniel D. Isaac, Jerome S. Pinkner, Scott J. Hultgren, and Thomas J. Silhavy

The extracytoplasmic adaptor protein CpxP is degraded with substrate by DegP
PNAS 2005 102: 17775-17779; published online before print November 22 2005, 10.1073/pnas.0508936102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Table]  

John M. Murray, Stefan F. Wieland, Robert H. Purcell, and Francis V. Chisari

Dynamics of hepatitis B virus clearance in chimpanzees
PNAS 2005 102: 17780-17785; published online before print November 23 2005, 10.1073/pnas.0508913102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Wyndham W. Lathem, Seth D. Crosby, Virginia L. Miller, and William E. Goldman From The Cover: Progression of primary pneumonic plague: A mouse model of infection, pathology, and bacterial transcriptional activity PNAS 2005 102: 17786-17791; published online before print November 23 2005, 10.1073/pnas.0506840102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]

Neuroscience

Jie-Guang Chen, Mladen-Roko Rasin, Kenneth Y. Kwan, and Nenad Sestan

Zfp312 is required for subcortical axonal projections and dendritic morphology of deep-layer pyramidal neurons of the cerebral cortex
PNAS 2005 102: 17792-17797; published online before print November 28 2005, 10.1073/pnas.0509032102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Tom Eichele, Karsten Specht, Matthias Moosmann, Marijtje L. A. Jongsma, Rodrigo Quian Quiroga, Helge Nordby, and Kenneth Hugdahl Assessing the spatiotemporal evolution of neuronal activation with single-trial event-related potentials and functional MRI PNAS 2005 102: 17798-17803; published online before print November 28 2005, 10.1073/pnas.0505508102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Jiongjiong Wang, Hengyi Rao, Gabriel S. Wetmore, Patricia M. Furlan, Marc Korczykowski, David F. Dinges, and John A. Detre Perfusion functional MRI reveals cerebral blood flow pattern under psychological stress PNAS 2005 102: 17804-17809; published online before print November 23 2005, 10.1073/pnas.0503082102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

Ayelet Sapir, Giovanni d'Avossa, Mark McAvoy, Gordon L. Shulman, and Maurizio Corbetta

Brain signals for spatial attention predict performance in a motion discrimination task
PNAS 2005 102: 17810-17815; published online before print November 23 2005, 10.1073/pnas.0504678102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Xiang Li, Davina V. Gutierrez, M. Gartz Hanson, Jing Han, Melanie D. Mark, Hillel Chiel, Peter Hegemann, Lynn T. Landmesser, and Stefan Herlitze Fast noninvasive activation and inhibition of neural and network activity by vertebrate rhodopsin and green algae channelrhodopsin PNAS 2005 102: 17816-17821; published online before print November 23 2005, 10.1073/pnas.0509030102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information] OPEN ACCESS ARTICLE

James C. Dodge, Jennifer Clarke, Antonius Song, Jie Bu, Wendy Yang, Tatyana V. Taksir, Denise Griffiths, Michael A. Zhao, Edward H. Schuchman, Seng H. Cheng, Catherine R. O'Riordan, Lamya S. Shihabuddin, Marco A. Passini, and Gregory R. Stewart

Gene transfer of human acid sphingomyelinase corrects neuropathology and motor deficits in a mouse model of Niemann-Pick type A disease
PNAS 2005 102: 17822-17827; published online before print November 21 2005, 10.1073/pnas.0509062102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]  

Toral S. Surti, Lan Huang, Yuh Nung Jan, Lily Y. Jan, and Edward C. Cooper Identification by mass spectrometry and functional characterization of two phosphorylation sites of KCNQ2/KCNQ3 channels PNAS 2005 102: 17828-17833; published online before print November 30 2005, 10.1073/pnas.0509122102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures] OPEN ACCESS ARTICLE

Maija Castrén, Topi Tervonen, Virve Kärkkäinen, Seppo Heinonen, Eero Castrén, Kim Larsson, Cathy E. Bakker, Ben A. Oostra, and Karl Åkerman

Altered differentiation of neural stem cells in fragile X syndrome
PNAS 2005 102: 17834-17839; published online before print November 28 2005, 10.1073/pnas.0508995102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

Shantadurga Rajaram, Robert L. Scott, and Howard A. Nash

Retrograde signaling from the brain to the retina modulates the termination of the light response in Drosophila
PNAS 2005 102: 17840-17845; published online before print November 28 2005, 10.1073/pnas.0508858102 [Abstract] [Full Text] [Figures Only] [PDF]  

Wataru Kakegawa and Michisuke Yuzaki From The Cover: A mechanism underlying AMPA receptor trafficking during cerebellar long-term potentiation PNAS 2005 102: 17846-17851; published online before print November 22 2005, 10.1073/pnas.0508910102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Figures]   See Commentary on page 18245

Pharmacology

Jacqueline A. Walisser, Edward Glover, Kalyan Pande, Adam L. Liss, and Christopher A. Bradfield

Aryl hydrocarbon receptor-dependent liver development and hepatotoxicity are mediated by different cell types
PNAS 2005 102: 17858-17863; published online before print November 21 2005, 10.1073/pnas.0504757102 [Abstract] [Full Text] [Figures Only] [PDF]  

Physiology

Volker Vallon, Florian Grahammer, Harald Volkl, Ciprian D. Sandu, Kerstin Richter, Rexhepi Rexhepaj, Uwe Gerlach, Qi Rong, Karl Pfeifer, and Florian Lang

KCNQ1-dependent transport in renal and gastrointestinal epithelia
PNAS 2005 102: 17864-17869; published online before print November 28 2005, 10.1073/pnas.0505860102 [Abstract] [Full Text] [Figures Only] [PDF]  

Claire E. McCartney, Heather McClafferty, Jean-Marc Huibant, Edward G. Rowan, Michael J. Shipston, and Iain C. M. Rowe

A cysteine-rich motif confers hypoxia sensitivity to mammalian large conductance voltage- and Ca-activated K (BK) channel -subunits
PNAS 2005 102: 17870-17876; published online before print November 23 2005, 10.1073/pnas.0505270102 [Abstract] [Full Text] [Figures Only] [PDF]  

Plant Biology

Jung-Eun Lee, Rafael S. Oliveira, Todd E. Dawson, and Inez Fung

Root functioning modifies seasonal climate
PNAS 2005 102: 17576-17581; published online before print November 21 2005, 10.1073/pnas.0508785102 [Abstract] [Full Text] [Figures Only] [PDF] [Supporting Information]  

CORRECTIONS

Correction for Nakatani et al., From the Cover: p600, a unique protein required for membrane morphogenesis and cell survival, PNAS 2005 102:15093-15098 [Extract] [Full Text] [PDF]  

Correction for Miller et al., From The Cover: An expression signature for p53 status in human breast cancer predicts mutation status, transcriptional effects, and patient survival, PNAS 2005 102:13550-13555 [Extract] [Full Text] [PDF]