Table of Contents

Biological Sciences

• Agricultural Sciences

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    Enhanced in vivo fitness of fluoroquinolone-resistant Campylobacter jejuni in the absence of antibiotic selection pressure

    Naidan Luo, Sonia Pereira, Orhan Sahin, Jun Lin, Shouxiong Huang, Linda Michel, and Qijing Zhang

    PNAS January 18, 2005 102 (3) 541-546; https://doi.org/10.1073/pnas.0408966102

• Applied Biological Sciences

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    Profiling the humoral immune response to infection by using proteome microarrays: High-throughput vaccine and diagnostic antigen discovery

    D. Huw Davies, Xiaowu Liang, Jenny E. Hernandez, Arlo Randall, Siddiqua Hirst, Yunxiang Mu, Kimberly M. Romero, Toai T. Nguyen, Mina Kalantari-Dehaghi, Shane Crotty, Pierre Baldi, Luis P. Villarreal, and Philip L. Felgner

    PNAS January 18, 2005 102 (3) 547-552; https://doi.org/10.1073/pnas.0408782102

• Biochemistry

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    The carboligation reaction of acetohydroxyacid synthase II: Steady-state intermediate distributions in wild type and mutants by NMR

    Kai Tittmann, Maria Vyazmensky, Gerhard Hübner, Ze'ev Barak, and David M. Chipman

    PNAS January 18, 2005 102 (3) 553-558; https://doi.org/10.1073/pnas.0408210101
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    Altered pharmacology and distinct coactivator usage for estrogen receptor-dependent transcription through activating protein-1

    Edwin Cheung, Mari Luz Acevedo, Philip A. Cole, and W. Lee Kraus

    PNAS January 18, 2005 102 (3) 559-564; https://doi.org/10.1073/pnas.0407113102
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    The Birc6 (Bruce) gene regulates p53 and the mitochondrial pathway of apoptosis and is essential for mouse embryonic development

    Jinyu Ren, Mingan Shi, Renshui Liu, Qi-Heng Yang, Teri Johnson, William C. Skarnes, and Chunying Du

    PNAS January 18, 2005 102 (3) 565-570; https://doi.org/10.1073/pnas.0408744102
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    In vitro characterization of IroB, a pathogen-associated C-glycosyltransferase

    • From the Cover

    Michael A. Fischbach, Hening Lin, David R. Liu, and Christopher T. Walsh

    PNAS January 18, 2005 102 (3) 571-576; https://doi.org/10.1073/pnas.0408463102

    See companion article:

    • This Week in PNAS

      - Jan 18, 2005
    • Accessorizing natural products: Adding to nature's toolbox

      - Jan 12, 2005
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    Active site restructuring regulates ligand recognition in class A penicillin-binding proteins

    Pauline Macheboeuf, Anne Marie Di Guilmi, Viviana Job, Thierry Vernet, Otto Dideberg, and Andréa Dessen

    PNAS January 18, 2005 102 (3) 577-582; https://doi.org/10.1073/pnas.0407186102
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    Zinc fingers as protein recognition motifs: Structural basis for the GATA-1/Friend of GATA interaction

    Chu Kong Liew, Raina J. Y. Simpson, Ann H. Y. Kwan, Linda A. Crofts, Fionna E. Loughlin, Jacqueline M. Matthews, Merlin Crossley, and Joel P. Mackay

    PNAS January 18, 2005 102 (3) 583-588; https://doi.org/10.1073/pnas.0407511102
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    Methods for strand-specific DNA detection with cationic conjugated polymers suitable for incorporation into DNA chips and microarrays

    Bin Liu and Guillermo C. Bazan

    PNAS January 18, 2005 102 (3) 589-593; https://doi.org/10.1073/pnas.0408561102
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    Heme-assisted S-nitrosation of a proximal thiolate in a nitric oxide transport protein

    Andrzej Weichsel, Estelle M. Maes, John F. Andersen, Jesus G. Valenzuela, Tatjana Kh. Shokhireva, F. Ann Walker, and William R. Montfort

    PNAS January 18, 2005 102 (3) 594-599; https://doi.org/10.1073/pnas.0406549102
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    Insights into the action of the superfamily of cholesterol-dependent cytolysins from studies of intermedilysin

    Galina Polekhina, Kara Sue Giddings, Rodney K. Tweten, and Michael W. Parker

    PNAS January 18, 2005 102 (3) 600-605; https://doi.org/10.1073/pnas.0403229101
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    Thermodynamic prediction of protein neutrality

    Jesse D. Bloom, Jonathan J. Silberg, Claus O. Wilke, D. Allan Drummond, Christoph Adami, and Frances H. Arnold

    PNAS January 18, 2005 102 (3) 606-611; https://doi.org/10.1073/pnas.0406744102

• Biophysics

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    Conformational changes during the nanosecond-to-millisecond unfolding of ubiquitin

    • From the Cover

    Hoi Sung Chung, Munira Khalil, Adam W. Smith, Ziad Ganim, and Andrei Tokmakoff

    PNAS January 18, 2005 102 (3) 612-617; https://doi.org/10.1073/pnas.0408646102
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    Protein conformational space in higher order ϕ-Ψ maps

    Gregory E. Sims, In-Geol Choi, and Sung-Hou Kim

    PNAS January 18, 2005 102 (3) 618-621; https://doi.org/10.1073/pnas.0408746102
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    Solution NMR-derived global fold of a monomeric 82-kDa enzyme

    Vitali Tugarinov, Wing-Yiu Choy, Vladislav Yu. Orekhov, and Lewis E. Kay

    PNAS January 18, 2005 102 (3) 622-627; https://doi.org/10.1073/pnas.0407792102

    See companion article:

    • This Week in PNAS

      - Jan 18, 2005
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    Φ-Value analysis by molecular dynamics simulations of reversible folding

    Giovanni Settanni, Francesco Rao, and Amedeo Caflisch

    PNAS January 18, 2005 102 (3) 628-633; https://doi.org/10.1073/pnas.0406754102
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    An interlocked dimeric parallel-stranded DNA quadruplex: A potent inhibitor of HIV-1 integrase

    • From the Cover

    Anh Tuân Phan, Vitaly Kuryavyi, Jin-Biao Ma, Aurélie Faure, Marie-Line Andréola, and Dinshaw J. Patel

    PNAS January 18, 2005 102 (3) 634-639; https://doi.org/10.1073/pnas.0406278102
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    Prion protein NMR structures of cats, dogs, pigs, and sheep

    Dominikus A. Lysek, Christian Schorn, Lucas G. Nivon, Vicent Esteve-Moya, Barbara Christen, Luigi Calzolai, Christine von Schroetter, Francesco Fiorito, Torsten Herrmann, Peter Güntert, and Kurt Wüthrich

    PNAS January 18, 2005 102 (3) 640-645; https://doi.org/10.1073/pnas.0408937102
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    Prion protein NMR structures of elk and of mouse/elk hybrids

    Alvar D. Gossert, Sophie Bonjour, Dominikus A. Lysek, Francesco Fiorito, and Kurt Wüthrich

    PNAS January 18, 2005 102 (3) 646-650; https://doi.org/10.1073/pnas.0409008102
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    Prion protein NMR structures of chickens, turtles, and frogs

    Luigi Calzolai, Dominikus A. Lysek, Daniel R. Pérez, Peter Güntert, and Kurt Wüthrich

    PNAS January 18, 2005 102 (3) 651-655; https://doi.org/10.1073/pnas.0408939102
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    Mini-thin filaments regulated by troponin–tropomyosin

    Huiyu Gong, Victoria Hatch, Laith Ali, William Lehman, Roger Craig, and Larry S. Tobacman

    PNAS January 18, 2005 102 (3) 656-661; https://doi.org/10.1073/pnas.0407225102

• Cell Biology

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    Mg²⁺ as activator of uridine phosphorylation in coordination with other cellular responses to growth factors

    Charles Vidair and Harry Rubin

    PNAS January 18, 2005 102 (3) 662-666; https://doi.org/10.1073/pnas.0409082102
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    Quantitative phosphorylation profiling of the ERK/p90 ribosomal S6 kinase-signaling cassette and its targets, the tuberous sclerosis tumor suppressors

    Bryan A. Ballif, Philippe P. Roux, Scott A. Gerber, Jeffrey P. MacKeigan, John Blenis, and Steven P. Gygi

    PNAS January 18, 2005 102 (3) 667-672; https://doi.org/10.1073/pnas.0409143102
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    Role of thioredoxin in the response of normal and transformed cells to histone deacetylase inhibitors

    J. S. Ungerstedt, Y. Sowa, W.-S. Xu, Y. Shao, M. Dokmanovic, G. Perez, L. Ngo, A. Holmgren, X. Jiang, and P. A. Marks

    PNAS January 18, 2005 102 (3) 673-678; https://doi.org/10.1073/pnas.0408732102

• Developmental Biology

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    A saturation screen for cis-acting regulatory DNA in the Hox genes of Ciona intestinalis

    David N. Keys, Byung-in Lee, Anna Di Gregorio, Naoe Harafuji, J. Chris Detter, Mei Wang, Orsalem Kahsai, Sylvia Ahn, Cindy Zhang, Sharon A. Doyle, Noriyuki Satoh, Yutaka Satou, Hidetoshi Saiga, Allen T. Christian, Dan S. Rokhsar, Trevor L. Hawkins, Mike Levine, and Paul M. Richardson

    PNAS January 18, 2005 102 (3) 679-683; https://doi.org/10.1073/pnas.0408952102

• Ecology

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    Body sizes of hosts and parasitoids in individual feeding relationships

    Joel E. Cohen, Tomas Jonsson, Christine B. Müller, H. C. J. Godfray, and Van M. Savage

    PNAS January 18, 2005 102 (3) 684-689; https://doi.org/10.1073/pnas.0408780102
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    Carbon starvation in glacial trees recovered from the La Brea tar pits, southern California

    Joy K. Ward, John M. Harris, Thure E. Cerling, Alex Wiedenhoeft, Michael J. Lott, Maria-Denise Dearing, Joan B. Coltrain, and James R. Ehleringer

    PNAS January 18, 2005 102 (3) 690-694; https://doi.org/10.1073/pnas.0408315102
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    Diversity–productivity relationships: Initial effects, long-term patterns, and underlying mechanisms

    Jasper van Ruijven and Frank Berendse

    PNAS January 18, 2005 102 (3) 695-700; https://doi.org/10.1073/pnas.0407524102

• Environmental Sciences

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    Enantioselectivity in environmental safety of current chiral insecticides

    Weiping Liu, Jianying Gan, Daniel Schlenk, and William A. Jury

    PNAS January 18, 2005 102 (3) 701-706; https://doi.org/10.1073/pnas.0408847102

• Evolution

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    Rapid evolution of expression and regulatory divergences after yeast gene duplication

    Xun Gu, Zhongqi Zhang, and Wei Huang

    PNAS January 18, 2005 102 (3) 707-712; https://doi.org/10.1073/pnas.0409186102
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    The pattern of intron loss

    Scott W. Roy and Walter Gilbert

    PNAS January 18, 2005 102 (3) 713-718; https://doi.org/10.1073/pnas.0408274102

• Genetics

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    mtDNA mutations increase tumorigenicity in prostate cancer

    John A. Petros, Amanda K. Baumann, Eduardo Ruiz-Pesini, Mahul B. Amin, Carrie Qi Sun, John Hall, SoDug Lim, Muta M. Issa, W. Dana Flanders, Seyed H. Hosseini, Fray F. Marshall, and Douglas C. Wallace

    PNAS January 18, 2005 102 (3) 719-724; https://doi.org/10.1073/pnas.0408894102
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    Syncytin-A and syncytin-B, two fusogenic placenta-specific murine envelope genes of retroviral origin conserved in Muridae

    Anne Dupressoir, Geoffroy Marceau, Cécile Vernochet, Laurence Bénit, Colette Kanellopoulos, Vincent Sapin, and Thierry Heidmann

    PNAS January 18, 2005 102 (3) 725-730; https://doi.org/10.1073/pnas.0406509102
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    The p53 regulatory gene MDM2 is a direct transcriptional target of MYCN in neuroblastoma

    Andrew Slack, Zaowen Chen, Roberto Tonelli, Martin Pule, Lisa Hunt, Andrea Pession, and Jason M. Shohet

    PNAS January 18, 2005 102 (3) 731-736; https://doi.org/10.1073/pnas.0405495102
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    Distinct DNA-damage-dependent and -independent responses drive the loss of oocytes in recombination-defective mouse mutants

    Monica Di Giacomo, Marco Barchi, Frédéric Baudat, Winfried Edelmann, Scott Keeney, and Maria Jasin

    PNAS January 18, 2005 102 (3) 737-742; https://doi.org/10.1073/pnas.0406212102
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    Two cleavage products of the Drosophila accessory gland protein ovulin can independently induce ovulation

    Yael Heifetz, Laura N. Vandenberg, Heather I. Cohn, and Mariana F. Wolfner

    PNAS January 18, 2005 102 (3) 743-748; https://doi.org/10.1073/pnas.0407692102

• Medical Sciences

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    Menin and MLL cooperatively regulate expression of cyclin-dependent kinase inhibitors

    Thomas A. Milne, Christina M. Hughes, Ricardo Lloyd, Zhaohai Yang, Orit Rozenblatt-Rosen, Yali Dou, Robert W. Schnepp, Cynthia Krankel, Virginia A. LiVolsi, Denise Gibbs, Xianxin Hua, Robert G. Roeder, Matthew Meyerson, and Jay L. Hess

    PNAS January 18, 2005 102 (3) 749-754; https://doi.org/10.1073/pnas.0408836102
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    Tumor-targeting bacterial therapy with amino acid auxotrophs of GFP-expressing Salmonella typhimurium

    Ming Zhao, Meng Yang, Xiao-Ming Li, Ping Jiang, Eugene Baranov, Shukuan Li, Mingxu Xu, Sheldon Penman, and Robert M. Hoffman

    PNAS January 18, 2005 102 (3) 755-760; https://doi.org/10.1073/pnas.0408422102
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    Dissecting the molecular control of endothelial NO synthase by caveolin-1 using cell-permeable peptides

    Pascal N. Bernatchez, Philip M. Bauer, Jun Yu, Jay S. Prendergast, Pingnian He, and William C. Sessa

    PNAS January 18, 2005 102 (3) 761-766; https://doi.org/10.1073/pnas.0407224102
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    Dual oxidase 1-dependent MUC5AC mucin expression in cultured human airway epithelial cells

    Matt X. G. Shao and Jay A. Nadel

    PNAS January 18, 2005 102 (3) 767-772; https://doi.org/10.1073/pnas.0408932102
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    Clearance of hepatitis B virus from the liver of transgenic mice by short hairpin RNAs

    Susan L. Uprichard, Bryan Boyd, Alana Althage, and Francis V. Chisari

    PNAS January 18, 2005 102 (3) 773-778; https://doi.org/10.1073/pnas.0409028102
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    Use of targeted glycoproteomics to identify serum glycoproteins that correlate with liver cancer in woodchucks and humans

    Timothy M. Block, Mary Ann Comunale, Melissa Lowman, Laura F. Steel, Patrick R. Romano, Claus Fimmel, Bud C. Tennant, W. Thomas London, Alison A. Evans, Baruch S. Blumberg, Raymond A. Dwek, Tajinder S. Mattu, and Anand S. Mehta

    PNAS January 18, 2005 102 (3) 779-784; https://doi.org/10.1073/pnas.0408928102
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    Hypertension in mice lacking the proatrial natriuretic peptide convertase corin

    Joyce C. Y. Chan, Ole Knudson, Faye Wu, John Morser, William P. Dole, and Qingyu Wu

    PNAS January 18, 2005 102 (3) 785-790; https://doi.org/10.1073/pnas.0407234102
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    Distinct roles of insulin and liver X receptor in the induction and cleavage of sterol regulatory elementbinding protein-1c

    • From the Cover

    Bronwyn D. Hegarty, Alexandre Bobard, Isabelle Hainault, Pascal Ferré, Pascale Bossard, and Fabienne Foufelle

    PNAS January 18, 2005 102 (3) 791-796; https://doi.org/10.1073/pnas.0405067102
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    Evasion of antibody neutralization in emerging severe acute respiratory syndrome coronaviruses

    Zhi-yong Yang, Heidi C. Werner, Wing-pui Kong, Kwanyee Leung, Elisabetta Traggiai, Antonio Lanzavecchia, and Gary J. Nabel

    PNAS January 18, 2005 102 (3) 797-801; https://doi.org/10.1073/pnas.0409065102
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    Phosphatidylinositol 3-kinase mutations identified in human cancer are oncogenic

    Sohye Kang, Andreas G. Bader, and Peter K. Vogt

    PNAS January 18, 2005 102 (3) 802-807; https://doi.org/10.1073/pnas.0408864102
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    ATP flux through creatine kinase in the normal, stressed, and failing human heart

    Robert G. Weiss, Gary Gerstenblith, and Paul A. Bottomley

    PNAS January 18, 2005 102 (3) 808-813; https://doi.org/10.1073/pnas.0408962102

• Microbiology

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    A genetic approach to the de novo identification of targets of strain-specific immunity in malaria parasites

    Axel Martinelli, Sandra Cheesman, Paul Hunt, Richard Culleton, Ahmed Raza, Margaret Mackinnon, and Richard Carter

    PNAS January 18, 2005 102 (3) 814-819; https://doi.org/10.1073/pnas.0405097102
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    Epstein-Barr virus nuclear antigen 1 does not induce lymphoma in transgenic FVB mice

    Myung-Soo Kang, Hongxiang Lu, Teruhito Yasui, Arlene Sharpe, Henry Warren, Ellen Cahir-McFarland, Roderick Bronson, Siu Chun Hung, and Elliott Kieff

    PNAS January 18, 2005 102 (3) 820-825; https://doi.org/10.1073/pnas.0408774102
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    A C-terminal translocation signal required for Dot/Icm-dependent delivery of the Legionella RalF protein to host cells

    Hiroki Nagai, Eric D. Cambronne, Jonathan C. Kagan, Juan Carlos Amor, Richard A. Kahn, and Craig R. Roy

    PNAS January 18, 2005 102 (3) 826-831; https://doi.org/10.1073/pnas.0406239101
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    Positive charge is an important feature of the C-terminal transport signal of the VirB/D4-translocated proteins of Agrobacterium

    Annette C. Vergunst, Miranda C. M. van Lier, Amke den Dulk-Ras, Thomas A. Grosse Stüve, Anette Ouwehand, and Paul J. J. Hooykaas

    PNAS January 18, 2005 102 (3) 832-837; https://doi.org/10.1073/pnas.0406241102
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    The genome of the heartwater agent Ehrlichia ruminantium contains multiple tandem repeats of actively variable copy number

    Nicola E. Collins, Junita Liebenberg, Etienne P. de Villiers, Kelly A. Brayton, Elmarié Louw, Alri Pretorius, F. Erika Faber, Henriette van Heerden, Antoinette Josemans, Mirinda van Kleef, Helena C. Steyn, M. Fransie van Strijp, Erich Zweygarth, Frans Jongejan, Jean Charles Maillard, David Berthier, Marli Botha, Fourie Joubert, Craig H. Corton, Nicholas R. Thomson, Maria T. Allsopp, and Basil A. Allsopp

    PNAS January 18, 2005 102 (3) 838-843; https://doi.org/10.1073/pnas.0406633102
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    Complete genome sequencing of Anaplasma marginale reveals that the surface is skewed to two superfamilies of outer membrane proteins

    Kelly A. Brayton, Lowell S. Kappmeyer, David R. Herndon, Michael J. Dark, David L. Tibbals, Guy H. Palmer, Travis C. McGuire, and Donald P. Knowles Jr.

    PNAS January 18, 2005 102 (3) 844-849; https://doi.org/10.1073/pnas.0406656102
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    Discovery of a free-living chlorophyll d-producing cyanobacterium with a hybrid proteobacterial/cyanobacterial small-subunit rRNA gene

    Scott R. Miller, Sunny Augustine, Tien Le Olson, Robert E. Blankenship, Jeanne Selker, and A. Michelle Wood

    PNAS January 18, 2005 102 (3) 850-855; https://doi.org/10.1073/pnas.0405667102
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    A bipartite signal mediates the transfer of type IV secretion substrates of Bartonella henselae into human cells

    Ralf Schulein, Patrick Guye, Thomas A. Rhomberg, Michael C. Schmid, Gunnar Schröder, Annette C. Vergunst, Ilaria Carena, and Christoph Dehio

    PNAS January 18, 2005 102 (3) 856-861; https://doi.org/10.1073/pnas.0406796102

• Neuroscience

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    Microstimulation of the superior colliculus focuses attention without moving the eyes

    • Inaugural Article

    James R. Müller, Marios G. Philiastides, and William T. Newsome

    PNAS January 18, 2005 102 (3) 524-529; https://doi.org/10.1073/pnas.0408311101

    See companion article:

    • Biography of William T. Newsome

      - Jan 12, 2005
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    A hematopoietic growth factor, thrombopoietin, has a proapoptotic role in the brain

    Hannelore Ehrenreich, Martin Hasselblatt, Friederike Knerlich, Nico von Ahsen, Sonja Jacob, Swetlana Sperling, Helge Woldt, Katalin Vehmeyer, Klaus-Armin Nave, and Anna-Leena Sirén

    PNAS January 18, 2005 102 (3) 862-867; https://doi.org/10.1073/pnas.0406008102
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    Calcineurin/NFAT-induced up-regulation of the Fas ligand/Fas death pathway is involved in methamphetamine-induced neuronal apoptosis

    Subramaniam Jayanthi, Xiaolin Deng, Bruce Ladenheim, Michael T. McCoy, Andrew Cluster, Ning-sheng Cai, and Jean Lud Cadet

    PNAS January 18, 2005 102 (3) 868-873; https://doi.org/10.1073/pnas.0404990102
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    A role for galanin in antidepressant actions with a focus on the dorsal raphe nucleus

    Xiaoying Lu, Alasdair M. Barr, Jefferson W. Kinney, Pietro Sanna, Bruno Conti, M. Margarita Behrens, and Tamas Bartfai

    PNAS January 18, 2005 102 (3) 874-879; https://doi.org/10.1073/pnas.0408891102
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    The neocortical microcircuit as a tabula rasa

    Nir Kalisman, Gilad Silberberg, and Henry Markram

    PNAS January 18, 2005 102 (3) 880-885; https://doi.org/10.1073/pnas.0407088102

    See companion article:

    • This Week in PNAS

      - Jan 18, 2005
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    Notch-1 activation and dendritic atrophy in prion disease

    Nako Ishikura, Jared L. Clever, Essia Bouzamondo-Bernstein, Erik Samayoa, Stanley B. Prusiner, Eric J. Huang, and Stephen J. DeArmond

    PNAS January 18, 2005 102 (3) 886-891; https://doi.org/10.1073/pnas.0408612101
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    A potent small molecule inhibits polyglutamine aggregation in Huntington's disease neurons and suppresses neurodegeneration in vivo

    Xiaoqian Zhang, Donna L. Smith, Anatoli B. Meriin, Sabine Engemann, Deborah E. Russel, Margo Roark, Shetia L. Washington, Michele M. Maxwell, J. Lawrence Marsh, Leslie Michels Thompson, Erich E. Wanker, Anne B. Young, David E. Housman, Gillian P. Bates, Michael Y. Sherman, and Aleksey G. Kazantsev

    PNAS January 18, 2005 102 (3) 892-897; https://doi.org/10.1073/pnas.0408936102
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    A cortico-cortical mechanism mediating object-driven grasp in humans

    L. Cattaneo, M. Voss, T. Brochier, G. Prabhu, D. M. Wolpert, and R. N. Lemon

    PNAS January 18, 2005 102 (3) 898-903; https://doi.org/10.1073/pnas.0409182102

• Pharmacology

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    Endothelial nitric oxide synthase activation is critical for vascular leakage during acute inflammation in vivo

    Mariarosaria Bucci, Fiorentina Roviezzo, Inmaculada Posadas, Jun Yu, Luca Parente, William C. Sessa, Louis J. Ignarro, and Giuseppe Cirino

    PNAS January 18, 2005 102 (3) 904-908; https://doi.org/10.1073/pnas.0408906102
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    Phosphodiesterase 4D is required for β₂ adrenoceptor subtype-specific signaling in cardiac myocytes

    Yang Xiang, Fabio Naro, Maria Zoudilova, S.-L. Catherine Jin, Marco Conti, and Brian Kobilka

    PNAS January 18, 2005 102 (3) 909-914; https://doi.org/10.1073/pnas.0405263102
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    Different GABA_A receptor subtypes mediate the anxiolytic, abuse-related, and motor effects of benzodiazepine-like drugs in primates

    James K. Rowlett, Donna M. Platt, Snjezana Lelas, John R. Atack, and Gerard R. Dawson

    PNAS January 18, 2005 102 (3) 915-920; https://doi.org/10.1073/pnas.0405621102

• Physiology

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    Fluorescent imaging of Cl^- in Amphiuma red blood cells: How the nuclear exclusion of Cl^- affects the plasma membrane potential

    Joseph F. Hoffman and John P. Geibel

    PNAS January 18, 2005 102 (3) 921-926; https://doi.org/10.1073/pnas.0408597102
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    Rapid hyperosmotic coinduction of two tilapia (Oreochromis mossambicus) transcription factors in gill cells

    Diego F. Fiol and Dietmar Kültz

    PNAS January 18, 2005 102 (3) 927-932; https://doi.org/10.1073/pnas.0408956102

• Plant Biology

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    The nonmevalonate pathway supports both monoterpene and sesquiterpene formation in snapdragon flowers

    • From the Cover

    Natalia Dudareva, Susanna Andersson, Irina Orlova, Nathalie Gatto, Michael Reichelt, David Rhodes, Wilhelm Boland, and Jonathan Gershenzon

    PNAS January 18, 2005 102 (3) 933-938; https://doi.org/10.1073/pnas.0407360102

• Psychology

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    Visual extrapolation of contour geometry

    Manish Singh and Jacqueline M. Fulvio

    PNAS January 18, 2005 102 (3) 939-944; https://doi.org/10.1073/pnas.0408444102