This Week in PNAS

Letters (Online Only)

  • Letter:
    • Claudia Bagni

    On BC1 RNA and the fragile X mental retardation protein

    PNAS 2008 105:E19; published online before print April 15, 2008, doi:10.1073/pnas.0801034105
  • Letter:
    • Dan Blazer,
    • Gregory C. Gray,
    • Matthew Hotopf,
    • Gary Macfarlane,
    • Malcolm Sim,
    • Tyler C. Smith,
    • and Simon Wessely

    Acetylcholinesterase inhibition and Gulf War illnesses: Conclusions are not supported by independent reviews of the same evidence

    PNAS 2008 105:E20; published online before print April 23, 2008, doi:10.1073/pnas.0802669105

Commentaries

  • Commentary:
    • Bob Eisenberg

    Engineering channels: Atomic biology

    PNAS 2008 105:6211-6212; published online before print April 28, 2008, doi:10.1073/pnas.0802435105
    • See companion article on page 6272 in issue 17 of volume 105
  • Commentary:
    • Jenny Tong,
    • Paul T. Pfluger,
    • and Matthias H. Tschöp

    Gastric O-acyl transferase activates hunger signal to the brain

    PNAS 2008 105:6213-6214; published online before print April 28, 2008, doi:10.1073/pnas.0802461105
    • See companion article on page 6320 in issue 17 of volume 105

Perspective

  • Perspective:
    • Harry Rubin

    Cell–cell contact interactions conditionally determine suppression and selection of the neoplastic phenotype

    PNAS 2008 105:6215-6221; published online before print April 23, 2008, doi:10.1073/pnas.0800747105

Physical Sciences

Applied Mathematics

  • Physical Sciences - Applied Mathematics - Biological Sciences - Physiology:
    • Yoichiro Mori,
    • Glenn I. Fishman,
    • and Charles S. Peskin

    Ephaptic conduction in a cardiac strand model with 3D electrodiffusion

    PNAS 2008 105:6463-6468; published online before print April 23, 2008, doi:10.1073/pnas.0801089105

Applied Physical Sciences

  • Physical Sciences - Applied Physical Sciences:
    • Murilo P. Almeida,
    • Eric J. R. Parteli,
    • José S. Andrade, Jr,
    • and Hans J. Herrmann

    From the Cover: Giant saltation on Mars

    PNAS 2008 105:6222-6226; published online before print April 28, 2008, doi:10.1073/pnas.0800202105

Chemistry

  • Physical Sciences - Chemistry:
    • Xingan Wang,
    • Wenrui Dong,
    • Minghui Qiu,
    • Zefeng Ren,
    • Li Che,
    • Dongxu Dai,
    • Xiuyan Wang,
    • Xueming Yang,
    • Zhigang Sun,
    • Bina Fu,
    • Soo-Y. Lee,
    • Xin Xu,
    • and Dong H. Zhang

    HF(v′ = 3) forward scattering in the F + H2 reaction: Shape resonance and slow-down mechanism

    PNAS 2008 105:6227-6231; published online before print April 23, 2008, doi:10.1073/pnas.0710840105
  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Tsutomu Nakamura,
    • Takahiko Yamamoto,
    • Manabu Abe,
    • Hiroyoshi Matsumura,
    • Yoshihisa Hagihara,
    • Tadashi Goto,
    • Takafumi Yamaguchi,
    • and Tsuyoshi Inoue

    Oxidation of archaeal peroxiredoxin involves a hypervalent sulfur intermediate

    PNAS 2008 105:6238-6242; published online before print April 24, 2008, doi:10.1073/pnas.0709822105

Social Sciences

Anthropology

  • Social Sciences - Anthropology - Biological Sciences - Plant Biology:
    • David L. Lentz,
    • Mary DeLand Pohl,
    • José Luis Alvarado,
    • Somayeh Tarighat,
    • and Robert Bye

    Sunflower (Helianthus annuus L.) as a pre-Columbian domesticate in Mexico

    PNAS 2008 105:6232-6237; published online before print April 28, 2008, doi:10.1073/pnas.0711760105

Biological Sciences

Biochemistry

  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Tsutomu Nakamura,
    • Takahiko Yamamoto,
    • Manabu Abe,
    • Hiroyoshi Matsumura,
    • Yoshihisa Hagihara,
    • Tadashi Goto,
    • Takafumi Yamaguchi,
    • and Tsuyoshi Inoue

    Oxidation of archaeal peroxiredoxin involves a hypervalent sulfur intermediate

    PNAS 2008 105:6238-6242; published online before print April 24, 2008, doi:10.1073/pnas.0709822105
  • Biological Sciences - Biochemistry:
    • Kevin C. Slep,
    • Michele A. Kercher,
    • Thomas Wieland,
    • Ching-Kang Chen,
    • Melvin I. Simon,
    • and Paul B. Sigler

    Molecular architecture of Gαo and the structural basis for RGS16-mediated deactivation

    PNAS 2008 105:6243-6248; published online before print April 23, 2008, doi:10.1073/pnas.0801569105
  • Biological Sciences - Biochemistry:
    • Hui Zhou,
    • Jixun Zhan,
    • Kenji Watanabe,
    • Xinkai Xie,
    • and Yi Tang

    A polyketide macrolactone synthase from the filamentous fungus Gibberella zeae

    PNAS 2008 105:6249-6254; published online before print April 21, 2008, doi:10.1073/pnas.0800657105

Biophysics

  • Biological Sciences - Biophysics:
    • Ville R. I. Kaila,
    • Michael I. Verkhovsky,
    • Gerhard Hummer,
    • and Mårten Wikström

    Glutamic acid 242 is a valve in the proton pump of cytochrome c oxidase

    PNAS 2008 105:6255-6259; published online before print April 22, 2008, doi:10.1073/pnas.0800770105
  • Biological Sciences - Biophysics:
    • Carsten Kötting,
    • Angela Kallenbach,
    • Yan Suveyzdis,
    • Alfred Wittinghofer,
    • and Klaus Gerwert

    The GAP arginine finger movement into the catalytic site of Ras increases the activation entropy

    PNAS 2008 105:6260-6265; published online before print April 23, 2008, doi:10.1073/pnas.0712095105
  • Biological Sciences - Biophysics:
    • Erik Persson
    • and Bertil Halle

    Cell water dynamics on multiple time scales

    PNAS 2008 105:6266-6271; published online before print April 24, 2008, doi:10.1073/pnas.0709585105
  • Biological Sciences - Biophysics:
    • Min Chen,
    • Syma Khalid,
    • Mark S. P. Sansom,
    • and Hagan Bayley

    From the Cover: Outer membrane protein G: Engineering a quiet pore for biosensing

    PNAS 2008 105:6272-6277; published online before print April 28, 2008, doi:10.1073/pnas.0711561105
    • See commentary article on page 6211 in issue 17 of volume 105
  • Biological Sciences - Biophysics:
    • Daniel J. Felitsky,
    • Michael A. Lietzow,
    • H. Jane Dyson,
    • and Peter E. Wright

    Modeling transient collapsed states of an unfolded protein to provide insights into early folding events

    PNAS 2008 105:6278-6283; published online before print April 23, 2008, doi:10.1073/pnas.0710641105
  • Biological Sciences - Biophysics:
    • Jonathan J. Helmus,
    • Krystyna Surewicz,
    • Philippe S. Nadaud,
    • Witold K. Surewicz,
    • and Christopher P. Jaroniec

    Molecular conformation and dynamics of the Y145Stop variant of human prion protein in amyloid fibrils

    PNAS 2008 105:6284-6289; published online before print April 24, 2008, doi:10.1073/pnas.0711716105
  • Biological Sciences - Biophysics:
    • Dian Jiao,
    • Pavel A. Golubkov,
    • Thomas A. Darden,
    • and Pengyu Ren

    Calculation of protein–ligand binding free energy by using a polarizable potential

    PNAS 2008 105:6290-6295; published online before print April 21, 2008, doi:10.1073/pnas.0711686105
  • Biological Sciences - Biophysics:
    • Johan Qvist,
    • Monika Davidovic,
    • Donald Hamelberg,
    • and Bertil Halle

    From the Cover: A dry ligand-binding cavity in a solvated protein

    PNAS 2008 105:6296-6301; published online before print April 21, 2008, doi:10.1073/pnas.0709844105

Cell Biology

  • Biological Sciences - Cell Biology:
    • J. E. Kravchenko,
    • G. V. Ilyinskaya,
    • P. G. Komarov,
    • L. S. Agapova,
    • D. V. Kochetkov,
    • E. Strom,
    • E. I. Frolova,
    • I. Kovriga,
    • A. V. Gudkov,
    • E. Feinstein,
    • and P. M. Chumakov

    Small-molecule RETRA suppresses mutant p53-bearing cancer cells through a p73-dependent salvage pathway

    PNAS 2008 105:6302-6307; published online before print April 18, 2008, doi:10.1073/pnas.0802091105
    OPEN ACCESS ARTICLE
  • Biological Sciences - Cell Biology:
    • Aurelie Doyotte,
    • Aleksandr Mironov,
    • Edward McKenzie,
    • and Philip Woodman

    The Bro1-related protein HD-PTP/PTPN23 is required for endosomal cargo sorting and multivesicular body morphogenesis

    PNAS 2008 105:6308-6313; published online before print April 23, 2008, doi:10.1073/pnas.0707601105
  • Biological Sciences - Cell Biology:
    • Kedar Hastak,
    • Rajib K. Paul,
    • Mukesh K. Agarwal,
    • Vijay S. Thakur,
    • A. R. M. Ruhul Amin,
    • Sudesh Agrawal,
    • R. Michael Sramkoski,
    • James W. Jacobberger,
    • Mark W. Jackson,
    • George R. Stark,
    • and Munna L. Agarwal

    DNA synthesis from unbalanced nucleotide pools causes limited DNA damage that triggers ATR-CHK1-dependent p53 activation

    PNAS 2008 105:6314-6319; published online before print April 23, 2008, doi:10.1073/pnas.0802080105
  • Biological Sciences - Cell Biology:
    • Jesus A. Gutierrez,
    • Patricia J. Solenberg,
    • Douglas R. Perkins,
    • Jill A. Willency,
    • Michael D. Knierman,
    • Zhaoyan Jin,
    • Derrick R. Witcher,
    • Shuang Luo,
    • Jude E. Onyia,
    • and John E. Hale

    From the Cover: Ghrelin octanoylation mediated by an orphan lipid transferase

    PNAS 2008 105:6320-6325; published online before print April 28, 2008, doi:10.1073/pnas.0800708105
    OPEN ACCESS ARTICLE
    • See commentary article on page 6213 in issue 17 of volume 105

Developmental Biology

  • Biological Sciences - Developmental Biology:
    • Jianlong Wang,
    • Dana N. Levasseur,
    • and Stuart H. Orkin

    Requirement of Nanog dimerization for stem cell self-renewal and pluripotency

    PNAS 2008 105:6326-6331; published online before print April 24, 2008, doi:10.1073/pnas.0802288105
    OPEN ACCESS ARTICLE
  • Biological Sciences - Developmental Biology:
    • Anatoli S. Gleiberman,
    • Tatyana Michurina,
    • Juan M. Encinas,
    • Jose L. Roig,
    • Peter Krasnov,
    • Francesca Balordi,
    • Gord Fishell,
    • Michael G. Rosenfeld,
    • and Grigori Enikolopov

    Genetic approaches identify adult pituitary stem cells

    PNAS 2008 105:6332-6337; published online before print April 24, 2008, doi:10.1073/pnas.0801644105
    OPEN ACCESS ARTICLE
  • Biological Sciences - Developmental Biology:
    • Jan C. Holstege,
    • Wim de Graaff,
    • Mehdi Hossaini,
    • Sebastian Cardona Cano,
    • Dick Jaarsma,
    • Eric van den Akker,
    • and Jacqueline Deschamps

    Loss of Hoxb8 alters spinal dorsal laminae and sensory responses in mice

    PNAS 2008 105:6338-6343; published online before print April 22, 2008, doi:10.1073/pnas.0802176105

Ecology

  • Biological Sciences - Ecology:
    • Kelly Gravuer,
    • Jon J. Sullivan,
    • Peter A. Williams,
    • and Richard P. Duncan

    Strong human association with plant invasion success for Trifolium introductions to New Zealand

    PNAS 2008 105:6344-6349; published online before print April 21, 2008, doi:10.1073/pnas.0712026105
  • Biological Sciences - Ecology:
    • John M. Burns,
    • Daniel H. Janzen,
    • Mehrdad Hajibabaei,
    • Winnie Hallwachs,
    • and Paul D. N. Hebert

    DNA barcodes and cryptic species of skipper butterflies in the genus Perichares in Area de Conservación Guanacaste, Costa Rica

    PNAS 2008 105:6350-6355; published online before print April 24, 2008, doi:10.1073/pnas.0712181105
    OPEN ACCESS ARTICLE

Evolution

  • Biological Sciences - Evolution:
    • Michael Balke,
    • Jesús Gómez-Zurita,
    • Ignacio Ribera,
    • Angel Viloria,
    • Anne Zillikens,
    • Josephina Steiner,
    • Mauricio García,
    • Lars Hendrich,
    • and Alfried P. Vogler

    Ancient associations of aquatic beetles and tank bromeliads in the Neotropical forest canopy

    PNAS 2008 105:6356-6361; published online before print April 23, 2008, doi:10.1073/pnas.0710368105
  • Biological Sciences - Evolution:
    • Hurng-Yi Wang,
    • Yonggui Fu,
    • Mary Sara McPeek,
    • Xuemei Lu,
    • Sergey Nuzhdin,
    • Anlong Xu,
    • Jian Lu,
    • Mao-Lien Wu,
    • and Chung-I Wu

    Complex genetic interactions underlying expression differences between Drosophila races: Analysis of chromosome substitutions

    PNAS 2008 105:6362-6367; published online before print April 22, 2008, doi:10.1073/pnas.0711774105
    OPEN ACCESS ARTICLE

Genetics

  • Biological Sciences - Genetics:
    • Thomas Flatt,
    • Kyung-Jin Min,
    • Cecilia D'Alterio,
    • Eugenia Villa-Cuesta,
    • John Cumbers,
    • Ruth Lehmann,
    • D. Leanne Jones,
    • and Marc Tatar

    Drosophila germ-line modulation of insulin signaling and lifespan

    PNAS 2008 105:6368-6373; published online before print April 23, 2008, doi:10.1073/pnas.0709128105

Immunology

  • Biological Sciences - Immunology:
    • Arunika Mukhopadhaya,
    • Tadashi Hanafusa,
    • Irene Jarchum,
    • Yi-Guang Chen,
    • Yoshiko Iwai,
    • David V. Serreze,
    • Ralph M. Steinman,
    • Kristin V. Tarbell,
    • and Teresa P. DiLorenzo

    Selective delivery of β cell antigen to dendritic cells in vivo leads to deletion and tolerance of autoreactive CD8+ T cells in NOD mice

    PNAS 2008 105:6374-6379; published online before print April 22, 2008, doi:10.1073/pnas.0802644105

Medical Sciences

  • Biological Sciences - Medical Sciences:
    • Nigel P. S. Crawford,
    • Jude Alsarraj,
    • Luanne Lukes,
    • Renard C. Walker,
    • Jennifer S. Officewala,
    • Howard H. Yang,
    • Maxwell P. Lee,
    • Keiko Ozato,
    • and Kent W. Hunter

    Bromodomain 4 activation predicts breast cancer survival

    PNAS 2008 105:6380-6385; published online before print April 21, 2008, doi:10.1073/pnas.0710331105
  • Biological Sciences - Medical Sciences:
    • Utako Yokoyama,
    • Hemal H. Patel,
    • N. Chin Lai,
    • Nakon Aroonsakool,
    • David M. Roth,
    • and Paul A. Insel

    The cyclic AMP effector Epac integrates pro- and anti-fibrotic signals

    PNAS 2008 105:6386-6391; published online before print April 23, 2008, doi:10.1073/pnas.0801490105
  • Biological Sciences - Medical Sciences:
    • Cecilia Sahlgren,
    • Maria V. Gustafsson,
    • Shaobo Jin,
    • Lorenz Poellinger,
    • and Urban Lendahl

    Notch signaling mediates hypoxia-induced tumor cell migration and invasion

    PNAS 2008 105:6392-6397; published online before print April 21, 2008, doi:10.1073/pnas.0802047105
  • Biological Sciences - Medical Sciences:
    • Peter Ellekvist,
    • Jorge Maciel,
    • Godfree Mlambo,
    • Christina H. Ricke,
    • Hanne Colding,
    • Dan A. Klaerke,
    • and Nirbhay Kumar

    Critical role of a K+ channel in Plasmodium berghei transmission revealed by targeted gene disruption

    PNAS 2008 105:6398-6402; published online before print April 23, 2008, doi:10.1073/pnas.0802384105

Microbiology

  • Biological Sciences - Microbiology:
    • Sonja Schulmeister,
    • Michaela Ruttorf,
    • Sebastian Thiem,
    • David Kentner,
    • Dirk Lebiedz,
    • and Victor Sourjik

    Protein exchange dynamics at chemoreceptor clusters in Escherichia coli

    PNAS 2008 105:6403-6408; published online before print April 21, 2008, doi:10.1073/pnas.0710611105