This Week in PNAS

Commentaries

  • Commentary:
    • Ross H. Crozier

    Charting uncertainty about ant origins

    PNAS 2006 103:18029-18030; published ahead of print November 20, 2006, doi:10.1073/pnas.0608880103
    • See companion article on page 18172 in issue 48 of volume 103
  • Commentary:
    • Eric J. Vallender
    • and Bruce T. Lahn

    Multiple independent origins of sex chromosomes in amniotes

    PNAS 2006 103:18031-18032; published ahead of print November 20, 2006, doi:10.1073/pnas.0608879103
    • See companion article on page 18190 in issue 48 of volume 103
  • Commentary:
    • Christoph A. Klein

    Random mutations, selected mutations: A PIN opens the door to new genetic landscapes

    PNAS 2006 103:18033-18034; published ahead of print November 20, 2006, doi:10.1073/pnas.0609000103
    • See companion article on page 18238 in issue 48 of volume 103

Physical Sciences

Chemistry

  • Physical Sciences - Chemistry:
    • Melissa G. Trainer,
    • Alexander A. Pavlov,
    • H. Langley DeWitt,
    • Jose L. Jimenez,
    • Christopher P. McKay,
    • Owen B. Toon,
    • and Margaret A. Tolbert

    Inaugural Article: Organic haze on Titan and the early Earth

    PNAS 2006 103:18035-18042; published ahead of print November 13, 2006, doi:10.1073/pnas.0608561103
  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Yasuko Osakada,
    • Kiyohiko Kawai,
    • Mamoru Fujitsuka,
    • and Tetsuro Majima

    Charge transfer through DNA nanoscaled assembly programmable with DNA building blocks

    PNAS 2006 103:18072-18076; published ahead of print November 20, 2006, doi:10.1073/pnas.0607148103

Engineering

Physics

  • Physical Sciences - Physics:
    • Ivan I. Smalyukh,
    • Aliaksandr V. Kachynski,
    • Andrey N. Kuzmin,
    • and Paras N. Prasad

    Laser trapping in anisotropic fluids and polarization-controlled particle dynamics

    PNAS 2006 103:18048-18053; published ahead of print November 17, 2006, doi:10.1073/pnas.0608698103
    Open Access Article

Social Sciences

Social Sciences

  • Biological Sciences - Medical Sciences - Social Sciences - Social Sciences:
    • Kenneth G. Manton,
    • XiLiang Gu,
    • and Vicki L. Lamb

    Change in chronic disability from 1982 to 2004/2005 as measured by long-term changes in function and health in the U.S. elderly population

    PNAS 2006 103:18374-18379; published ahead of print November 13, 2006, doi:10.1073/pnas.0608483103
    Open Access Article

Biological Sciences

Applied Biological Sciences

  • Biological Sciences - Applied Biological Sciences:
    • Ganesan Sunilkumar,
    • LeAnne M. Campbell,
    • Lorraine Puckhaber,
    • Robert D. Stipanovic,
    • and Keerti S. Rathore

    From the Cover: Engineering cottonseed for use in human nutrition by tissue-specific reduction of toxic gossypol

    PNAS 2006 103:18054-18059; published ahead of print November 16, 2006, doi:10.1073/pnas.0605389103
  • Biological Sciences - Applied Biological Sciences:
    • Peter E. Cook,
    • Leon E. Hugo,
    • Iñaki Iturbe-Ormaetxe,
    • Craig R. Williams,
    • Stephen F. Chenoweth,
    • Scott A. Ritchie,
    • Peter A. Ryan,
    • Brian H. Kay,
    • Mark W. Blows,
    • and Scott L. O'Neill

    The use of transcriptional profiles to predict adult mosquito age under field conditions

    PNAS 2006 103:18060-18065; published ahead of print November 16, 2006, doi:10.1073/pnas.0604875103
  • Biological Sciences - Applied Biological Sciences:
    • Raphael B. Parmigiani,
    • Fabiana Bettoni,
    • Maria D. Vibranovski,
    • Marilene H. Lopes,
    • Waleska K. Martins,
    • Isabela W. Cunha,
    • Fernando A. Soares,
    • Andrew J. G. Simpson,
    • Sandro J. de Souza,
    • and Anamaria A. Camargo

    Characterization of a cancer/testis (CT) antigen gene family capable of eliciting humoral response in cancer patients

    PNAS 2006 103:18066-18071; published ahead of print November 17, 2006, doi:10.1073/pnas.0608853103

Biochemistry

  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Yasuko Osakada,
    • Kiyohiko Kawai,
    • Mamoru Fujitsuka,
    • and Tetsuro Majima

    Charge transfer through DNA nanoscaled assembly programmable with DNA building blocks

    PNAS 2006 103:18072-18076; published ahead of print November 20, 2006, doi:10.1073/pnas.0607148103
  • Biological Sciences - Biochemistry:
    • Stephen A. Chappell,
    • Gerald M. Edelman,
    • and Vincent P. Mauro

    Ribosomal tethering and clustering as mechanisms for translation initiation

    PNAS 2006 103:18077-18082; published ahead of print November 16, 2006, doi:10.1073/pnas.0608212103
  • Biological Sciences - Biochemistry:
    • Chad A. Dumstorf,
    • Alan B. Clark,
    • Qingcong Lin,
    • Grace E. Kissling,
    • Tao Yuan,
    • Raju Kucherlapati,
    • W. Glenn McGregor,
    • and Thomas A. Kunkel

    Participation of mouse DNA polymerase ι in strand-biased mutagenic bypass of UV photoproducts and suppression of skin cancer

    PNAS 2006 103:18083-18088; published ahead of print November 17, 2006, doi:10.1073/pnas.0605247103
  • Biological Sciences - Biochemistry:
    • Svein J. Horn,
    • Pawel Sikorski,
    • Jannicke B. Cederkvist,
    • Gustav Vaaje-Kolstad,
    • Morten Sørlie,
    • Bjørnar Synstad,
    • Gert Vriend,
    • Kjell M. Vårum,
    • and Vincent G. H. Eijsink

    Costs and benefits of processivity in enzymatic degradation of recalcitrant polysaccharides

    PNAS 2006 103:18089-18094; published ahead of print November 20, 2006, doi:10.1073/pnas.0608909103
  • Biological Sciences - Biochemistry:
    • Michael J. Hohn,
    • Hee-Sung Park,
    • Patrick O'Donoghue,
    • Michael Schnitzbauer,
    • and Dieter Söll

    Emergence of the universal genetic code imprinted in an RNA record

    PNAS 2006 103:18095-18100; published ahead of print November 16, 2006, doi:10.1073/pnas.0608762103
  • Biological Sciences - Biochemistry:
    • Michelle A. Emrick,
    • Thomas Lee,
    • Paul J. Starkey,
    • Marc C. Mumby,
    • Katheryn A. Resing,
    • and Natalie G. Ahn

    The gatekeeper residue controls autoactivation of ERK2 via a pathway of intramolecular connectivity

    PNAS 2006 103:18101-18106; published ahead of print November 17, 2006, doi:10.1073/pnas.0608849103
  • Biological Sciences - Biochemistry:
    • Ildiko Unk,
    • Ildikó Hajdú,
    • Károly Fátyol,
    • Barnabás Szakál,
    • András Blastyák,
    • Vladimir Bermudez,
    • Jerard Hurwitz,
    • Louise Prakash,
    • Satya Prakash,
    • and Lajos Haracska

    Human SHPRH is a ubiquitin ligase for Mms2–Ubc13-dependent polyubiquitylation of proliferating cell nuclear antigen

    PNAS 2006 103:18107-18112; published ahead of print November 15, 2006, doi:10.1073/pnas.0608595103

Biophysics

  • Biological Sciences - Biophysics:
    • Sarah Batey
    • and Jane Clarke

    Apparent cooperativity in the folding of multidomain proteins depends on the relative rates of folding of the constituent domains

    PNAS 2006 103:18113-18118; published ahead of print November 15, 2006, doi:10.1073/pnas.0604580103
    Open Access Article
  • Biological Sciences - Biophysics:
    • Kentaro Iwata,
    • Toshimichi Fujiwara,
    • Yoh Matsuki,
    • Hideo Akutsu,
    • Satoshi Takahashi,
    • Hironobu Naiki,
    • and Yuji Goto

    3D structure of amyloid protofilaments of β 2 -microglobulin fragment probed by solid-state NMR

    PNAS 2006 103:18119-18124; published ahead of print November 15, 2006, doi:10.1073/pnas.0607180103

Cell Biology

  • Biological Sciences - Cell Biology:
    • Anthony K. L. Leung,
    • J. Mauro Calabrese,
    • and Phillip A. Sharp

    Quantitative analysis of Argonaute protein reveals microRNA-dependent localization to stress granules

    PNAS 2006 103:18125-18130; published ahead of print November 20, 2006, doi:10.1073/pnas.0608845103
  • Biological Sciences - Cell Biology:
    • Hirotoshi Matsui,
    • Victoria E. Wagner,
    • David B. Hill,
    • Ute E. Schwab,
    • Troy D. Rogers,
    • Brian Button,
    • Russell M. Taylor, II,
    • Richard Superfine,
    • Michael Rubinstein,
    • Barbara H. Iglewski,
    • and Richard C. Boucher

    A physical linkage between cystic fibrosis airway surface dehydration and Pseudomonas aeruginosa biofilms

    PNAS 2006 103:18131-18136; published ahead of print November 20, 2006, doi:10.1073/pnas.0606428103
  • Biological Sciences - Cell Biology:
    • Jörg Bewersdorf,
    • Brian T. Bennett,
    • and Kendall L. Knight

    H2AX chromatin structures and their response to DNA damage revealed by 4Pi microscopy

    PNAS 2006 103:18137-18142; published ahead of print November 16, 2006, doi:10.1073/pnas.0608709103
    Open Access Article
  • Biological Sciences - Cell Biology:
    • Danny M. Chou
    • and Stephen J. Elledge

    Tipin and Timeless form a mutually protective complex required for genotoxic stress resistance and checkpoint function

    PNAS 2006 103:18143-18147; published ahead of print November 20, 2006, doi:10.1073/pnas.0609251103
    Open Access Article
  • Biological Sciences - Cell Biology:
    • Xiaoyi Hu,
    • Anthony Addlagatta,
    • Jun Lu,
    • Brian W. Matthews,
    • and Jun O. Liu

    Elucidation of the function of type 1 human methionine aminopeptidase during cell cycle progression

    PNAS 2006 103:18148-18153; published ahead of print November 17, 2006, doi:10.1073/pnas.0608389103
  • Biological Sciences - Cell Biology:
    • Eoin P. Cummins,
    • Edurne Berra,
    • Katrina M. Comerford,
    • Amandine Ginouves,
    • Kathleen T. Fitzgerald,
    • Fergal Seeballuck,
    • Catherine Godson,
    • Jens E. Nielsen,
    • Paul Moynagh,
    • Jacques Pouyssegur,
    • and Cormac T. Taylor

    Prolyl hydroxylase-1 negatively regulates IκB kinase-β, giving insight into hypoxia-induced NFκB activity

    PNAS 2006 103:18154-18159; published ahead of print November 17, 2006, doi:10.1073/pnas.0602235103
    Open Access Article

Developmental Biology

  • Biological Sciences - Developmental Biology:
    • Kate Monzo,
    • Ophelia Papoulas,
    • Greg T. Cantin,
    • Yan Wang,
    • John R. Yates, III,
    • and John C. Sisson

    Fragile X mental retardation protein controls trailer hitch expression and cleavage furrow formation in Drosophila embryos

    PNAS 2006 103:18160-18165; published ahead of print November 16, 2006, doi:10.1073/pnas.0606508103
  • Biological Sciences - Developmental Biology:
    • Andrey A. Sharov,
    • Tatyana Y. Sharova,
    • Andrei N. Mardaryev,
    • Alice Tommasi di Vignano,
    • Ruzanna Atoyan,
    • Lorin Weiner,
    • Shi Yang,
    • Janice L. Brissette,
    • G. Paolo Dotto,
    • and Vladimir A. Botchkarev

    Bone morphogenetic protein signaling regulates the size of hair follicles and modulates the expression of cell cycle-associated genes

    PNAS 2006 103:18166-18171; published ahead of print November 17, 2006, doi:10.1073/pnas.0608899103

Evolution

  • Biological Sciences - Evolution:
    • Seán G. Brady,
    • Ted R. Schultz,
    • Brian L. Fisher,
    • and Philip S. Ward

    From the Cover: Evaluating alternative hypotheses for the early evolution and diversification of ants

    PNAS 2006 103:18172-18177; published ahead of print November 1, 2006, doi:10.1073/pnas.0605858103
    • See commentary article on page 18029 in issue 48 of volume 103
  • Biological Sciences - Evolution:
    • Patrick D. Evans,
    • Nitzan Mekel-Bobrov,
    • Eric J. Vallender,
    • Richard R. Hudson,
    • and Bruce T. Lahn

    Evidence that the adaptive allele of the brain size gene microcephalin introgressed into Homo sapiens from an archaic Homo lineage

    PNAS 2006 103:18178-18183; published ahead of print November 7, 2006, doi:10.1073/pnas.0606966103
    Open Access Article
  • Biological Sciences - Evolution:
    • Abraham Korol,
    • Eugenia Rashkovetsky,
    • Konstantin Iliadi,
    • and Eviatar Nevo

    Drosophila flies in “Evolution Canyon” as a model for incipient sympatric speciation

    PNAS 2006 103:18184-18189; published ahead of print November 15, 2006, doi:10.1073/pnas.0608777103

Genetics

  • Biological Sciences - Genetics:
    • Kazumi Matsubara,
    • Hiroshi Tarui,
    • Michihisa Toriba,
    • Kazuhiko Yamada,
    • Chizuko Nishida-Umehara,
    • Kiyokazu Agata,
    • and Yoichi Matsuda

    From the Cover: Evidence for different origin of sex chromosomes in snakes, birds, and mammals and step-wise differentiation of snake sex chromosomes

    PNAS 2006 103:18190-18195; published ahead of print November 16, 2006, doi:10.1073/pnas.0605274103
    • See commentary article on page 18031 in issue 48 of volume 103
  • Biological Sciences - Genetics:
    • Kristina H. Schmidt
    • and Richard D. Kolodner

    Suppression of spontaneous genome rearrangements in yeast DNA helicase mutants

    PNAS 2006 103:18196-18201; published ahead of print November 17, 2006, doi:10.1073/pnas.0608566103

Immunology

  • Biological Sciences - Immunology:
    • Leonard L. Dragone,
    • Margaret D. Myers,
    • Carmen White,
    • Shyam Gadwal,
    • Tomasz Sosinowski,
    • Hua Gu,
    • and Arthur Weiss

    Src-like adaptor protein (SLAP) regulates B cell receptor levels in a c-Cbl-dependent manner

    PNAS 2006 103:18202-18207; published ahead of print November 16, 2006, doi:10.1073/pnas.0608965103
  • Biological Sciences - Immunology:
    • Judith Racape,
    • Francine Connan,
    • Johan Hoebeke,
    • Jeannine Choppin,
    • and Jean-Gérard Guillet

    Influence of dominant HIV-1 epitopes on HLA-A3/peptide complex formation

    PNAS 2006 103:18208-18213; published ahead of print November 20, 2006, doi:10.1073/pnas.0609029103
    Open Access Article
  • Biological Sciences - Immunology:
    • Jinfang Zhu,
    • Dragana Jankovic,
    • Alex Grinberg,
    • Liying Guo,
    • and William E. Paul

    Gfi-1 plays an important role in IL-2-mediated Th2 cell expansion

    PNAS 2006 103:18214-18219; published ahead of print November 20, 2006, doi:10.1073/pnas.0608981103
    Open Access Article
  • Biological Sciences - Immunology:
    • Syed Monem Rizvi
    • and Malini Raghavan

    Direct peptide-regulatable interactions between MHC class I molecules and tapasin

    PNAS 2006 103:18220-18225; published ahead of print November 20, 2006, doi:10.1073/pnas.0605131103
  • Biological Sciences - Immunology:
    • Vishal Trivedi,
    • Shao C. Zhang,
    • Adam B. Castoreno,
    • Walter Stockinger,
    • Eugenie C. Shieh,
    • Jatin M. Vyas,
    • Eva-Maria Frickel,
    • and Axel Nohturfft

    Immunoglobulin G signaling activates lysosome/phagosome docking

    PNAS 2006 103:18226-18231; published ahead of print November 16, 2006, doi:10.1073/pnas.0609182103
  • Biological Sciences - Immunology:
    • Hava Ben-David,
    • Badiga Venkata Aruna,
    • Rony Seger,
    • Michael Sela,
    • and Edna Mozes

    A 50-kDa ERK-like protein is up-regulated by a dual altered peptide ligand that suppresses myasthenia gravis-associated responses

    PNAS 2006 103:18232-18237; published ahead of print November 15, 2006, doi:10.1073/pnas.0608896103

Medical Sciences

  • Biological Sciences - Medical Sciences:
    • Jason H. Bielas,
    • Keith R. Loeb,
    • Brian P. Rubin,
    • Lawrence D. True,
    • and Lawrence A. Loeb

    From the Cover: Human cancers express a mutator phenotype

    PNAS 2006 103:18238-18242; published ahead of print November 15, 2006, doi:10.1073/pnas.0607057103
    Open Access Article
    • See commentary article on page 18033 in issue 48 of volume 103
  • Biological Sciences - Medical Sciences: