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Table of Contents
August 11, 2009; vol. 106 no. 32
This Week in PNAS
Letters (Online Only)
- You have accessEnantiomeric excesses in the Murchison meteorite and the origin of homochirality in terrestrial biologyJeffrey L. Bada
See companion article:
- You have accessReply to Bada: The relevance of meteoritic alpha-methyl amino acids to prebiotic homochiralityRonald Breslow
See companion article:
Physical Sciences
Applied Physical Sciences
- Open AccessScaling properties of European research unitsBjørn Jamtveit, Espen Jettestuen, and Joachim Mathiesen
Chemistry
- You have accessDNA-mediated redox signaling for transcriptional activation of SoxRPaul E. Lee, Bruce Demple, and Jacqueline K. Barton
- You have accessAn organometallic route to long helicenesPetr Sehnal, Irena G. Stará, David Šaman, Miloš Tichý, Jiří Míšek, Josef Cvačka, Lubomír Rulíšek, Jana Chocholoušová, Jaroslav Vacek, Grzegorz Goryl, Marek Szymonski, Ivana Císařová, and Ivo Starý
- You have accessQuasiclassical trajectory study of H+SiH4 reactions in full-dimensionality reveals atomic-level mechanismsJianwei Cao, Zhijun Zhang, Chunfang Zhang, Kun Liu, Manhui Wang, and Wensheng Bian
- Open AccessCation specific binding with protein surface chargesBerk Hess and Nico F. A. van der Vegt
Engineering
- You have accessExtraordinary synergy in the mechanical properties of polymer matrix composites reinforced with 2 nanocarbonsK. Eswar Prasad, Barun Das, Urmimala Maitra, Upadrasta Ramamurty, and C. N. R. Rao
Geology
- You have accessMineralogical constraints on the paleoenvironments of the Ediacaran Doushantuo FormationThomas F. Bristow, Martin J. Kennedy, Arkadiusz Derkowski, Mary L. Droser, Ganqing Jiang, and Robert A. Creaser
- You have accessClimate directly influences Eocene mammal faunal dynamics in North AmericaMichael O. Woodburne, Gregg F. Gunnell, and Richard K. Stucky
Physics
- Open AccessThe structure of DNA overstretched from the 5′5′ ends differs from the structure of DNA overstretched from the 3′3′ endsClaudia Danilowicz, Charles Limouse, Kristi Hatch, Alyson Conover, Vincent W. Coljee, Nancy Kleckner, and Mara Prentiss
- You have accessMorphology and interaction between lipid domainsTristan S. Ursell, William S. Klug, and Rob Phillips
Social Sciences
Anthropology
- You have accessGourd and squash artifacts yield starch grains of feasting foods from preceramic PeruNeil A. Duncan, Deborah M. Pearsall, and Robert A. Benfer Jr.
- You have accessCooperative hunting and meat sharing 400–200 kya at Qesem Cave, IsraelMary C. Stiner, Ran Barkai, and Avi Gopher
Biological Sciences
Agricultural Sciences
- You have accessRestoring a maize root signal that attracts insect-killing nematodes to control a major pestJörg Degenhardt, Ivan Hiltpold, Tobias G. Köllner, Monika Frey, Alfons Gierl, Jonathan Gershenzon, Bruce E. Hibbard, Mark R. Ellersieck, and Ted C. J. Turlings
See companion article:
- In This Issue- Aug 11, 2009
Anthropology
- You have accessGourd and squash artifacts yield starch grains of feasting foods from preceramic PeruNeil A. Duncan, Deborah M. Pearsall, and Robert A. Benfer Jr.
Applied Biological Sciences
- You have accessConnexin 43 as a signaling platform for increasing the volume and spatial distribution of regenerated tissue
- From the Cover
Ricardo A. Rosselló, Zhuo Wang, Eddy Kizana, Paul H. Krebsbach, and David H. Kohn - Open AccessProduction of Clostridium difficile toxin in a medium totally free of both animal and dairy proteins or digestsAiqi Fang, Donald F. Gerson, and Arnold L. Demain
- You have accessInhibition of aac(6′)-Ib-mediated amikacin resistance by nuclease-resistant external guide sequences in bacteriaAlfonso J. C. Soler Bistué, Fernando A. Martín, Nicolás Vozza, Hongphuc Ha, Jonathan C. Joaquín, Angeles Zorreguieta, and Marcelo E. Tolmasky
Biochemistry
- You have accessHistone H3 N-terminus regulates higher order structure of yeast heterochromatin
- Inaugural Article
Adam S. Sperling and Michael GrunsteinSee companion article:
- Profile of Michael Grunstein- Nov 15, 2011
- You have accessDNA-mediated redox signaling for transcriptional activation of SoxRPaul E. Lee, Bruce Demple, and Jacqueline K. Barton
- You have accessSingle-molecule analysis reveals that the lagging strand increases replisome processivity but slows replication fork progressionNina Y. Yao, Roxana E. Georgescu, Jeff Finkelstein, and Michael E. O'Donnell
See companion article:
- In This Issue- Aug 11, 2009
- You have accessStructure of the C-terminal domain of transcription factor IIB from Trypanosoma bruceiB. Syed Ibrahim, Nalini Kanneganti, Gabrielle E. Rieckhof, Anish Das, Douglas V. Laurents, Jennifer B. Palenchar, Vivian Bellofatto, and David A. Wah
- You have accessStructure of human Rad51 protein filament from molecular modeling and site-specific linear dichroism spectroscopy
- From the Cover
Anna Reymer, Karolin Frykholm, Katsumi Morimatsu, Masayuki Takahashi, and Bengt NordénSee companion article:
- A new look at the human Rad51 protein- Aug 05, 2009
- Open AccessThe BRC repeats of human BRCA2 differentially regulate RAD51 binding on single- versus double-stranded DNA to stimulate strand exchangeMahmud K. K. Shivji, Shreyas R. Mukund, Eeson Rajendra, Shaoxia Chen, Judith M. Short, Jane Savill, David Klenerman, and Ashok R. Venkitaraman
- You have accessStructural basis for subversion of cellular control mechanisms by the adenoviral E1A oncoproteinJosephine C. Ferreon, Maria A. Martinez-Yamout, H. Jane Dyson, and Peter E. Wright
- You have accessInhibiting Plasmodium falciparum growth and heme detoxification pathway using heme-binding DNA aptamersJacquin C. Niles, Joseph L. DeRisi, and Michael A. Marletta
- You have accessThe eye lens chaperone α-crystallin forms defined globular assembliesJirka Peschek, Nathalie Braun, Titus M. Franzmann, Yannis Georgalis, Martin Haslbeck, Sevil Weinkauf, and Johannes Buchner
- You have accessThe DNA-gate of Bacillus subtilis gyrase is predominantly in the closed conformation during the DNA supercoiling reactionAirat Gubaev, Manuel Hilbert, and Dagmar Klostermeier
- Open AccessStructural analysis of substrate binding by the TatBC component of the twin-arginine protein transport systemMichael J. Tarry, Eva Schäfer, Shuyun Chen, Grant Buchanan, Nicholas P. Greene, Susan M. Lea, Tracy Palmer, Helen R. Saibil, and Ben C. Berks
- You have accessCysteine modification of a specific repressor protein controls the translational status of nucleus-encoded LHCII mRNAs in ChlamydomonasLutz Wobbe, Olga Blifernez, Christian Schwarz, Jan H. Mussgnug, Jörg Nickelsen, and Olaf Kruse
Biophysics and Computational Biology
- Open AccessThe structure of DNA overstretched from the 5′5′ ends differs from the structure of DNA overstretched from the 3′3′ endsClaudia Danilowicz, Charles Limouse, Kristi Hatch, Alyson Conover, Vincent W. Coljee, Nancy Kleckner, and Mara Prentiss
- Open AccessCation specific binding with protein surface chargesBerk Hess and Nico F. A. van der Vegt
- You have accessMorphology and interaction between lipid domainsTristan S. Ursell, William S. Klug, and Rob Phillips
- You have accessThe titin-telethonin complex is a directed, superstable molecular bond in the muscle Z-disk
- From the Cover
Morten Bertz, Matthias Wilmanns, and Matthias RiefSee companion article:
- A new direction for titin pulling- Aug 05, 2009
- You have accessConformational heterogeneity of the M2 proton channel and a structural model for channel activationMyunggi Yi, Timothy A. Cross, and Huan-Xiang Zhou
- You have accessEvidence for heteromorphic chromatin fibers from analysis of nucleosome interactionsSergei A. Grigoryev, Gaurav Arya, Sarah Correll, Christopher L. Woodcock, and Tamar Schlick
Cell Biology
- You have accessThe malarial parasite Plasmodium falciparum imports the human protein peroxiredoxin 2 for peroxide detoxificationSasa Koncarevic, Petra Rohrbach, Marcel Deponte, Georg Krohne, Judith Helena Prieto, John Yates III, Stefan Rahlfs, and Katja Becker
- Open AccessStructural basis for a human glycosylation disorder caused by mutation of the COG4 geneBrian C. Richardson, Richard D. Smith, Daniel Ungar, Ayumi Nakamura, Philip D. Jeffrey, Vladimir V. Lupashin, and Frederick M. Hughson
- You have accessNFAT isoforms control activity-dependent muscle fiber type specificationElisa Calabria, Stefano Ciciliot, Irene Moretti, Marta Garcia, Anne Picard, Kenneth A. Dyar, Giorgia Pallafacchina, Jana Tothova, Stefano Schiaffino, and Marta Murgia
- You have accessRapid formin-mediated actin-filament elongation is essential for polarized plant cell growthLuis Vidali, Peter A. C. van Gisbergen, Christophe Guérin, Paula Franco, Ming Li, Graham M. Burkart, Robert C. Augustine, Laurent Blanchoin, and Magdalena Bezanilla
- You have accessThe actin-like MreB cytoskeleton organizes viral DNA replication in bacteriaDaniel Muñoz-Espín, Richard Daniel, Yoshikazu Kawai, Rut Carballido-López, Virginia Castilla-Llorente, Jeff Errington, Wilfried J. J. Meijer, and Margarita Salas
- You have accessTR4 nuclear receptor functions as a fatty acid sensor to modulate CD36 expression and foam cell formationShaozhen Xie, Yi-Fen Lee, Eungseok Kim, Lu-Min Chen, Jing Ni, Lei-Ya Fang, Su Liu, Shin-Jen Lin, Jun-ichi Abe, Bradford Berk, Feng-Ming Ho, and Chawnshang Chang
- Open AccessA possible effector role for the pleckstrin homology (PH) domain of dynaminKelley A. Bethoney, Megan C. King, Jenny E. Hinshaw, E. Michael Ostap, and Mark A. Lemmon
Developmental Biology
- You have accessOptimized Gal4 genetics for permanent gene expression mapping in zebrafishMartin Distel, Mario F. Wullimann, and Reinhard W. Köster
- You have accessReceptor guanylyl cyclases in Inka cells targeted by eclosion hormoneJer-Cherng Chang, Ruey-Bing Yang, Michael E. Adams, and Kuang-Hui Lu
- You have accessMouse Kif7/Costal2 is a cilia-associated protein that regulates Sonic hedgehog signalingKarel F. Liem Jr, Mu He, Polloneal Jymmiel R. Ocbina, and Kathryn V. Anderson
- You have accessMuscle stem cell behavior is modified by microRNA-27 regulation of Pax3 expressionColin G. Crist, Didier Montarras, Giorgia Pallafacchina, Didier Rocancourt, Ana Cumano, Simon J. Conway, and Margaret Buckingham
Ecology
- Open AccessTemperature dependence, spatial scale, and tree species diversity in eastern Asia and North AmericaZhiheng Wang, James H. Brown, Zhiyao Tang, and Jingyun Fang
- You have accessPerturbations to trophic interactions and the stability of complex food websEoin J. O'Gorman and Mark C. Emmerson
Evolution
- You have accessClimate directly influences Eocene mammal faunal dynamics in North AmericaMichael O. Woodburne, Gregg F. Gunnell, and Richard K. Stucky
- You have accessPleistocene desiccation in East Africa bottlenecked but did not extirpate the adaptive radiation of Lake Victoria haplochromine cichlid fishesKathryn R. Elmer, Chiara Reggio, Thierry Wirth, Erik Verheyen, Walter Salzburger, and Axel Meyer
- Open AccessNine exceptional radiations plus high turnover explain species diversity in jawed vertebratesMichael E. Alfaro, Francesco Santini, Chad Brock, Hugo Alamillo, Alex Dornburg, Daniel L. Rabosky, Giorgio Carnevale, and Luke J. Harmon
- You have accessThe evolutionary origins of beneficial alleles during the repeated adaptation of garter snakes to deadly preyChris R. Feldman, Edmund D. Brodie Jr, Edmund D. Brodie III, and Michael E. Pfrender
- You have accessDarwinian selection for sites of Asn-linked glycosylation in phylogenetically disparate eukaryotes and virusesJike Cui, Temple Smith, Phillips W. Robbins, and John Samuelson
Genetics
- You have accessDrosophila O-GlcNAc transferase (OGT) is encoded by the Polycomb group (PcG) gene, super sex combs (sxc)Donald A. R. Sinclair, Monika Syrzycka, Matthew S. Macauley, Tara Rastgardani, Ivana Komljenovic, David J. Vocadlo, Hugh W. Brock, and Barry M. Honda
- You have accessEpigenetic changes during disease progression in a murine model of human chronic lymphocytic leukemiaShih-Shih Chen, Aparna Raval, Amy J. Johnson, Erin Hertlein, Te-Hui Liu, Victor X. Jin, Mara H. Sherman, Shu-Jun Liu, David W. Dawson, Katie E. Williams, Mark Lanasa, Sandya Liyanarachchi, Thomas S. Lin, Guido Marcucci, Yuri Pekarsky, Ramana Davuluri, Carlo M. Croce, Denis C. Guttridge, Michael A. Teitell, John C. Byrd, and Christoph Plass
Immunology
- You have accessExpression of GARP selectively identifies activated human FOXP3+ regulatory T cellsRui Wang, Lina Kozhaya, Frances Mercer, Alka Khaitan, Hodaka Fujii, and Derya Unutmaz
- You have accessGARP (LRRC32) is essential for the surface expression of latent TGF-β on platelets and activated FOXP3+ regulatory T cellsDat Q. Tran, John Andersson, Rui Wang, Heather Ramsey, Derya Unutmaz, and Ethan M. Shevach
- You have accessCirculating CD21low B cells in common variable immunodeficiency resemble tissue homing, innate-like B cellsMirzokhid Rakhmanov, Baerbel Keller, Sylvia Gutenberger, Christian Foerster, Manfred Hoenig, Gertjan Driessen, Mirjam van der Burg, Jacques J. van Dongen, Elisabeth Wiech, Marcella Visentini, Isabella Quinti, Antje Prasse, Nadine Voelxen, Ulrich Salzer, Sigune Goldacker, Paul Fisch, Hermann Eibel, Klaus Schwarz, Hans-Hartmut Peter, and Klaus Warnatz
- Open AccessA single-cell pedigree analysis of alternative stochastic lymphocyte fatesE. D. Hawkins, J. F. Markham, L. P. McGuinness, and P. D. Hodgkin
- You have accessIL-1 family members and STAT activators induce cytokine production by Th2, Th17, and Th1 cellsLiying Guo, Gang Wei, Jinfang Zhu, Wei Liao, Warren J. Leonard, Keji Zhao, and William Paul
Medical Sciences
- You have accessExperimental and clinical evidence of neuroprotection by nerve growth factor eye drops: Implications for glaucomaAlessandro Lambiase, Luigi Aloe, Marco Centofanti, Vincenzo Parisi, Flavio Mantelli, Valeria Colafrancesco, Gian Luca Manni, Massimo Gilberto Bucci, Stefano Bonini, and Rita Levi-Montalcini
See companion article:
- In This Issue- Aug 11, 2009
- Open AccessFully functional bioengineered tooth replacement as an organ replacement therapy
- From the Cover
Etsuko Ikeda, Ritsuko Morita, Kazuhisa Nakao, Kentaro Ishida, Takashi Nakamura, Teruko Takano-Yamamoto, Miho Ogawa, Mitsumasa Mizuno, Shohei Kasugai, and Takashi TsujiSee companion article:
- In This Issue- Aug 11, 2009
- You have accessAryl hydrocarbon receptor suppresses intestinal carcinogenesis in ApcMin/+ mice with natural ligandsKaname Kawajiri, Yasuhito Kobayashi, Fumiaki Ohtake, Togo Ikuta, Yoshibumi Matsushima, Junsei Mimura, Sven Pettersson, Richard S. Pollenz, Toshiyuki Sakaki, Takatsugu Hirokawa, Tetsu Akiyama, Masafumi Kurosumi, Lorenz Poellinger, Shigeaki Kato, and Yoshiaki Fujii-Kuriyama
- You have accessPotent neutralization of anthrax edema toxin by a humanized monoclonal antibody that competes with calmodulin for edema factor bindingZhaochun Chen, Mahtab Moayeri, Huaying Zhao, Devorah Crown, Stephen H. Leppla, and Robert H. Purcell
- Open AccessCT-X antigen expression in human breast cancerAnita Grigoriadis, Otavia L. Caballero, Keith S. Hoek, Leonard da Silva, Yao-Tseng Chen, Sandra J. Shin, Achim A. Jungbluth, Lance D. Miller, David Clouston, Jonathan Cebon, Lloyd J. Old, Sunil R. Lakhani, Andrew J. G. Simpson, and A. Munro Neville
- Open AccessA Burkholderia pseudomallei protein microarray reveals serodiagnostic and cross-reactive antigensPhilip L. Felgner, Matthew A. Kayala, Adam Vigil, Chad Burk, Rie Nakajima-Sasaki, Jozelyn Pablo, Douglas M. Molina, Siddiqua Hirst, Janet S. W. Chew, Dongling Wang, Gladys Tan, Melanie Duffield, Ron Yang, Julien Neel, Narisara Chantratita, Greg Bancroft, Ganjana Lertmemongkolchai, D. Huw Davies, Pierre Baldi, Sharon Peacock, and Richard W. Titball
- You have accessThe molecular basis for impaired hypoxia-induced VEGF expression in diabetic tissuesHariharan Thangarajah, Dachun Yao, Edward I. Chang, Yubin Shi, Leila Jazayeri, Ivan N. Vial, Robert D. Galiano, Xue-Liang Du, Raymon Grogan, Michael G. Galvez, Michael Januszyk, Michael Brownlee, and Geoffrey C. Gurtner
- You have accessMultiplexed imaging of surface enhanced Raman scattering nanotags in living mice using noninvasive Raman spectroscopyCristina L. Zavaleta, Bryan R. Smith, Ian Walton, William Doering, Glenn Davis, Borzoyeh Shojaei, Michael J. Natan, and Sanjiv S. Gambhir
Microbiology
- Open AccessTranslation and replication of hepatitis C virus genomic RNA depends on ancient cellular proteins that control mRNA fatesNicoletta Scheller, Leonardo Bruno Mina, Rui Pedro Galão, Ashwin Chari, Mireia Giménez-Barcons, Amine Noueiry, Utz Fischer, Andreas Meyerhans, and Juana Díez
- You have accessModulation of transcription antitermination in the bgl operon of Escherichia coli by the PTSHadas Raveh, Livnat Lopian, Anat Nussbaum-Shochat, Andrew Wright, and Orna Amster-Choder
- Open AccessThe kuru infectious agent is a unique geographic isolate distinct from Creutzfeldt–Jakob disease and scrapie agentsLaura Manuelidis, Trisha Chakrabarty, Kohtaro Miyazawa, Nana-Aba Nduom, and Kaitlin Emmerling
- Open AccessHigh efficiency of HIV-1 genomic RNA packaging and heterozygote formation revealed by single virion analysisJianbo Chen, Olga Nikolaitchik, Jatinder Singh, Andrew Wright, Craig E. Bencsics, John M. Coffin, Na Ni, Stephen Lockett, Vinay K. Pathak, and Wei-Shau Hu
- You have accessNegative membrane curvature as a cue for subcellular localization of a bacterial proteinKumaran S. Ramamurthi and Richard Losick
- You have accessFunctional equivalence of HMGA- and histone H1-like domains in a bacterial transcriptional factorFrancisco García-Heras, S. Padmanabhan, Francisco J. Murillo, and Montserrat Elías-Arnanz
- You have accessInnovations in host and microbial sialic acid biosynthesis revealed by phylogenomic prediction of nonulosonic acid structureAmanda L. Lewis, Nolan Desa, Elizabeth E. Hansen, Yuriy A. Knirel, Jeffrey I. Gordon, Pascal Gagneux, Victor Nizet, and Ajit Varki
Neuroscience
- Open AccessBiophysical mechanisms of phase contrast in gradient echo MRIXiang He and Dmitriy A. Yablonskiy
- You have accessPostsynaptic Neuroligin1 regulates presynaptic maturationNina Wittenmayer, Christoph Körber, Huisheng Liu, Thomas Kremer, Frederique Varoqueaux, Edwin R. Chapman, Nils Brose, Thomas Kuner, and Thomas Dresbach
- Open AccessTargeting neural precursors in the adult brain rescues injured dopamine neuronsAndreas Androutsellis-Theotokis, Maria A. Rueger, Deric M. Park, Haik Mkhikian, Erica Korb, Steve W. Poser, Stuart Walbridge, Jeeva Munasinghe, Alan P. Koretsky, Russel R. Lonser, and Ronald D. McKay
- You have accessOverexpression of SOD-2 reduces hippocampal superoxide and prevents memory deficits in a mouse model of Alzheimer's diseaseCynthia A. Massaad, Taneasha M. Washington, Robia G. Pautler, and Eric Klann
- You have accessStomach ghrelin-secreting cells as food-entrainable circadian clocksJoseph LeSauter, Nawshin Hoque, Michael Weintraub, Donald W. Pfaff, and Rae Silver
- Open AccessGamma and alpha motor neurons distinguished by expression of transcription factor Err3Andreas Friese, Julia A. Kaltschmidt, David R. Ladle, Markus Sigrist, Thomas M. Jessell, and Silvia Arber
- Open AccessNeural stem cells improve cognition via BDNF in a transgenic model of Alzheimer diseaseMathew Blurton-Jones, Masashi Kitazawa, Hilda Martinez-Coria, Nicholas A. Castello, Franz-Josef Müller, Jeanne F. Loring, Tritia R. Yamasaki, Wayne W. Poon, Kim N. Green, and Frank M. LaFerla
- You have accessEpistasis between the DAT 3′ UTR VNTR and the COMT Val158Met SNP on cortical function in healthy subjects and patients with schizophreniaDiana P. Prata, Andrea Mechelli, Cynthia H. Y. Fu, Marco Picchioni, Timothea Toulopoulou, Elvira Bramon, Muriel Walshe, Robin M. Murray, David A. Collier, and Philip McGuire
- Open AccessTRPA channels distinguish gravity sensing from hearing in Johnston's organYishan Sun, Lei Liu, Yehuda Ben-Shahar, Julie S. Jacobs, Daniel F. Eberl, and Michael J. Welsh
Plant Biology
- You have accessA plant-specific calreticulin is a key retention factor for a defective brassinosteroid receptor in the endoplasmic reticulum
- From the Cover
Hua Jin, Zhi Hong, Wei Su, and Jianming LiSee companion article:
- Calreticulins are not all the same- Aug 05, 2009
- You have accessThe N-end rule pathway controls multiple functions during Arabidopsis shoot and leaf developmentEmmanuelle Graciet, Franziska Walter, Diarmuid Ó Maoiléidigh, Stephan Pollmann, Elliot M. Meyerowitz, Alexander Varshavsky, and Frank Wellmer
- You have accessBell-like homeodomain selectively regulates the high-irradiance response of phytochrome ARoberto J. Staneloni, María José Rodriguez-Batiller, Danilo Legisa, María R. Scarpin, Adamantia Agalou, Pablo D. Cerdán, Annemarie H. Meijer, Pieter B. F. Ouwerkerk, and Jorge J. Casal
Systems Biology
- Open AccessBrassinosteroid signaling and auxin transport are required to establish the periodic pattern of Arabidopsis shoot vascular bundlesMarta Ibañes, Norma Fàbregas, Joanne Chory, and Ana I. Caño-Delgado
Commentaries
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