This Week in PNAS

Commentaries

  • Commentary:
    • Xavier Michalet
    • and Shimon Weiss

    Using photon statistics to boost microscopy resolution

    PNAS 2006 103:4797-4798; published ahead of print March 20, 2006, doi:10.1073/pnas.0600808103
    • See companion article on page 4457 in issue 12 of volume 103
  • Commentary:
    • Martin J. Warren

    Finding the final pieces of the vitamin B 12 biosynthetic jigsaw

    PNAS 2006 103:4799-4800; published ahead of print March 27, 2006, doi:10.1073/pnas.0601030103
    • See companion article on page 4634 in issue 12 of volume 103
  • Commentary:
    • Quentin C. B. Cronk

    Legume flowers bear fruit

    PNAS 2006 103:4801-4802; published ahead of print March 27, 2006, doi:10.1073/pnas.0601298103
    • See companion article on page 4970 in issue 13 of volume 103
  • Commentary:
    • Edward C. Holmes

    The evolution of viral emergence

    PNAS 2006 103:4803-4804; published ahead of print March 27, 2006, doi:10.1073/pnas.0601166103
    • See companion article on page 4994 in issue 13 of volume 103

Profile

  • Profile:
    • Regina Nuzzo

    Profile of Michael E. Moseley

    PNAS 2006 103:4805-4807; published ahead of print March 20, 2006, doi:10.1073/pnas.0600844103
    • See commentary article on page 17264 in issue 48 of volume 102

Physical Sciences

Applied Physical Sciences

  • Physical Sciences - Applied Physical Sciences:
    • Jean-Baptiste Masson,
    • Martin-Pierre Sauviat,
    • Jean-Louis Martin,
    • and Guilhem Gallot

    Ionic contrast terahertz near-field imaging of axonal water fluxes

    PNAS 2006 103:4808-4812; published ahead of print March 17, 2006, doi:10.1073/pnas.0510945103
  • Physical Sciences - Applied Physical Sciences - Physical Sciences - Physics:
    • Justin Legleiter,
    • Matthew Park,
    • Brian Cusick,
    • and Tomasz Kowalewski

    Scanning probe acceleration microscopy (SPAM) in fluids: Mapping mechanical properties of surfaces at the nanoscale

    PNAS 2006 103:4813-4818; published ahead of print March 21, 2006, doi:10.1073/pnas.0505628103

Chemistry

  • Physical Sciences - Chemistry - Biological Sciences - Cell Biology:
    • Danielle H. Dube,
    • Jennifer A. Prescher,
    • Chi N. Quang,
    • and Carolyn R. Bertozzi

    Probing mucin-type O-linked glycosylation in living animals

    PNAS 2006 103:4819-4824; published ahead of print March 20, 2006, doi:10.1073/pnas.0506855103
    Open Access Article
  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Peter Spijker,
    • Nagarajan Vaidehi,
    • Peter L. Freddolino,
    • Peter A. J. Hilbers,
    • and William A. Goddard, III

    Dynamic behavior of fully solvated β2-adrenergic receptor, embedded in the membrane with bound agonist or antagonist

    PNAS 2006 103:4882-4887; published ahead of print March 21, 2006, doi:10.1073/pnas.0511329103

Engineering

  • Physical Sciences - Engineering:
    • Faisal A. Shaikh
    • and Victor M. Ugaz

    Collection, focusing, and metering of DNA in microchannels using addressable electrode arrays for portable low-power bioanalysis

    PNAS 2006 103:4825-4830; published ahead of print March 21, 2006, doi:10.1073/pnas.0506848103
  • Physical Sciences - Engineering:
    • Alexei Tsekoun,
    • Rowel Go,
    • Michael Pushkarsky,
    • Manijeh Razeghi,
    • and C. Kumar N. Patel

    Improved performance of quantum cascade lasers through a scalable, manufacturable epitaxial-side-down mounting process

    PNAS 2006 103:4831-4835; published ahead of print March 17, 2006, doi:10.1073/pnas.0600859103
    Open Access Article

Mathematics

  • Physical Sciences - Mathematics:
    • Vesselin Drensky
    • and Jie-Tai Yu

    The Strong Anick Conjecture

    PNAS 2006 103:4836-4840; published ahead of print March 21, 2006, doi:10.1073/pnas.0509951103

Physics

  • Physical Sciences - Applied Physical Sciences - Physical Sciences - Physics:
    • Justin Legleiter,
    • Matthew Park,
    • Brian Cusick,
    • and Tomasz Kowalewski

    Scanning probe acceleration microscopy (SPAM) in fluids: Mapping mechanical properties of surfaces at the nanoscale

    PNAS 2006 103:4813-4818; published ahead of print March 21, 2006, doi:10.1073/pnas.0505628103

Social Sciences

Social Sciences

  • Biological Sciences - Cell Biology - Social Sciences - Social Sciences:
    • Andrey Rzhetsky,
    • Ivan Iossifov,
    • Ji Meng Loh,
    • and Kevin P. White

    Microparadigms: Chains of collective reasoning in publications about molecular interactions

    PNAS 2006 103:4940-4945; published ahead of print March 16, 2006, doi:10.1073/pnas.0600591103
    Open Access Article

Biological Sciences

Applied Biological Sciences

  • Biological Sciences - Applied Biological Sciences:
    • Rotem Edgar,
    • Michael McKinstry,
    • Jeeseong Hwang,
    • Amos B. Oppenheim,
    • Richard A. Fekete,
    • Gary Giulian,
    • Carl Merril,
    • Kunio Nagashima,
    • and Sankar Adhya

    High-sensitivity bacterial detection using biotin-tagged phage and quantum-dot nanocomplexes

    PNAS 2006 103:4841-4845; published ahead of print March 20, 2006, doi:10.1073/pnas.0601211103

Biochemistry

  • Biological Sciences - Biochemistry:
    • K. Linda Britton,
    • Patrick J. Baker,
    • Martin Fisher,
    • Sergey Ruzheinikov,
    • D. James Gilmour,
    • María-José Bonete,
    • Juan Ferrer,
    • Carmen Pire,
    • Julia Esclapez,
    • and David W. Rice

    Analysis of protein solvent interactions in glucose dehydrogenase from the extreme halophile Haloferax mediterranei

    PNAS 2006 103:4846-4851; published ahead of print March 21, 2006, doi:10.1073/pnas.0508854103
  • Biological Sciences - Biochemistry:
    • Jürgen Bosch,
    • Stewart Turley,
    • Thomas M. Daly,
    • Stephen M. Bogh,
    • Michelle L. Villasmil,
    • Claudia Roach,
    • Na Zhou,
    • Joanne M. Morrisey,
    • Akhil B. Vaidya,
    • Lawrence W. Bergman,
    • and Wim G. J. Hol

    Structure of the MTIP–MyoA complex, a key component of the malaria parasite invasion motor

    PNAS 2006 103:4852-4857; published ahead of print March 17, 2006, doi:10.1073/pnas.0510907103
  • Biological Sciences - Biochemistry:
    • Teppei Morita,
    • Yukari Mochizuki,
    • and Hiroji Aiba

    Translational repression is sufficient for gene silencing by bacterial small noncoding RNAs in the absence of mRNA destruction

    PNAS 2006 103:4858-4863; published ahead of print March 20, 2006, doi:10.1073/pnas.0509638103
  • Biological Sciences - Biochemistry:
    • Anand Ranjan
    • and Manfred Gossen

    A structural role for ATP in the formation and stability of the human origin recognition complex

    PNAS 2006 103:4864-4869; published ahead of print March 20, 2006, doi:10.1073/pnas.0510305103
  • Biological Sciences - Biochemistry:
    • Joo-Seop Park
    • and Jeffrey W. Roberts

    Role of DNA bubble rewinding in enzymatic transcription termination

    PNAS 2006 103:4870-4875; published ahead of print March 21, 2006, doi:10.1073/pnas.0600145103
    Open Access Article
  • Biological Sciences - Biochemistry:
    • Malena A. Norrgård,
    • Ylva Ivarsson,
    • Kaspars Tars,
    • and Bengt Mannervik

    Alternative mutations of a positively selected residue elicit gain or loss of functionalities in enzyme evolution

    PNAS 2006 103:4876-4881; published ahead of print March 20, 2006, doi:10.1073/pnas.0600849103
  • Physical Sciences - Chemistry - Biological Sciences - Biochemistry:
    • Peter Spijker,
    • Nagarajan Vaidehi,
    • Peter L. Freddolino,
    • Peter A. J. Hilbers,
    • and William A. Goddard, III

    Dynamic behavior of fully solvated β2-adrenergic receptor, embedded in the membrane with bound agonist or antagonist

    PNAS 2006 103:4882-4887; published ahead of print March 21, 2006, doi:10.1073/pnas.0511329103

Biophysics

  • Biological Sciences - Biophysics:
    • Alan Grossfield,
    • Scott E. Feller,
    • and Michael C. Pitman

    A role for direct interactions in the modulation of rhodopsin by ω-3 polyunsaturated lipids

    PNAS 2006 103:4888-4893; published ahead of print March 17, 2006, doi:10.1073/pnas.0508352103
  • Biological Sciences - Biophysics:
    • Akio Kitao,
    • Koji Yonekura,
    • Saori Maki-Yonekura,
    • Fadel A. Samatey,
    • Katsumi Imada,
    • Keiichi Namba,
    • and Nobuhiro Go

    Switch interactions control energy frustration and multiple flagellar filament structures

    PNAS 2006 103:4894-4899; published ahead of print March 20, 2006, doi:10.1073/pnas.0510285103
  • Biological Sciences - Biophysics:
    • Susan M. Hanson,
    • Derek J. Francis,
    • Sergey A. Vishnivetskiy,
    • Elena A. Kolobova,
    • Wayne L. Hubbell,
    • Candice S. Klug,
    • and Vsevolod V. Gurevich

    Differential interaction of spin-labeled arrestin with inactive and active phosphorhodopsin

    PNAS 2006 103:4900-4905; published ahead of print March 17, 2006, doi:10.1073/pnas.0600733103
  • Biological Sciences - Biophysics:
    • Lior Haviv,
    • Yifat Brill-Karniely,
    • Rachel Mahaffy,
    • Frederic Backouche,
    • Avinoam Ben-Shaul,
    • Thomas D. Pollard,
    • and Anne Bernheim-Groswasser

    Reconstitution of the transition from lamellipodium to filopodium in a membrane-free system

    PNAS 2006 103:4906-4911; published ahead of print March 20, 2006, doi:10.1073/pnas.0508269103
  • Biological Sciences - Biophysics:
    • Robin Leslie Owen,
    • Enrique Rudiño-Piñera,
    • and Elspeth F. Garman

    Experimental determination of the radiation dose limit for cryocooled protein crystals

    PNAS 2006 103:4912-4917; published ahead of print March 20, 2006, doi:10.1073/pnas.0600973103
  • Biological Sciences - Biophysics:
    • Mirco Junker,
    • Christopher C. Schuster,
    • Andrew V. McDonnell,
    • Kelli A. Sorg,
    • Mary C. Finn,
    • Bonnie Berger,
    • and Patricia L. Clark

    Pertactin β-helix folding mechanism suggests common themes for the secretion and folding of autotransporter proteins

    PNAS 2006 103:4918-4923; published ahead of print March 20, 2006, doi:10.1073/pnas.0507923103
  • Biological Sciences - Biophysics:
    • Dominique Bourgeois,
    • Beatrice Vallone,
    • Alessandro Arcovito,
    • Giuliano Sciara,
    • Friedrich Schotte,
    • Philip A. Anfinrud,
    • and Maurizio Brunori

    Extended subnanosecond structural dynamics of myoglobin revealed by Laue crystallography

    PNAS 2006 103:4924-4929; published ahead of print March 17, 2006, doi:10.1073/pnas.0508880103
  • Biological Sciences - Biophysics:
    • Julie A. Champion
    • and Samir Mitragotri

    From the Cover: Role of target geometry in phagocytosis

    PNAS 2006 103:4930-4934; published ahead of print March 20, 2006, doi:10.1073/pnas.0600997103
  • Biological Sciences - Biophysics:
    • David B. Saakian
    • and Chin-Kun Hu

    Exact solution of the Eigen model with general fitness functions and degradation rates

    PNAS 2006 103:4935-4939; published ahead of print March 20, 2006, doi:10.1073/pnas.0504924103

Cell Biology

  • Physical Sciences - Chemistry - Biological Sciences - Cell Biology:
    • Danielle H. Dube,
    • Jennifer A. Prescher,
    • Chi N. Quang,
    • and Carolyn R. Bertozzi

    Probing mucin-type O-linked glycosylation in living animals

    PNAS 2006 103:4819-4824; published ahead of print March 20, 2006, doi:10.1073/pnas.0506855103
    Open Access Article
  • Biological Sciences - Cell Biology - Social Sciences - Social Sciences:
    • Andrey Rzhetsky,
    • Ivan Iossifov,
    • Ji Meng Loh,
    • and Kevin P. White

    Microparadigms: Chains of collective reasoning in publications about molecular interactions

    PNAS 2006 103:4940-4945; published ahead of print March 16, 2006, doi:10.1073/pnas.0600591103
    Open Access Article
  • Biological Sciences - Cell Biology:
    • Chung-Hyun Cho,
    • Hoon-Ki Sung,
    • Kyung-Tae Kim,
    • Hyae Gyeong Cheon,
    • Goo Taeg Oh,
    • Hyo Jeong Hong,
    • Ook-Joon Yoo,
    • and Gou Young Koh

    COMP-angiopoietin-1 promotes wound healing through enhanced angiogenesis, lymphangiogenesis, and blood flow in a diabetic mouse model

    PNAS 2006 103:4946-4951; published ahead of print March 16, 2006, doi:10.1073/pnas.0506352103
  • Biological Sciences - Cell Biology:
    • Li Yu,
    • Fengyi Wan,
    • Sudeshna Dutta,
    • Sarah Welsh,
    • ZhiHua Liu,
    • Eric Freundt,
    • Eric H. Baehrecke,
    • and Michael Lenardo

    Autophagic programmed cell death by selective catalase degradation

    PNAS 2006 103:4952-4957; published ahead of print March 17, 2006, doi:10.1073/pnas.0511288103
  • Biological Sciences - Cell Biology:
    • Joon No Lee,
    • Yi Gong,
    • Xiangyu Zhang,
    • and Jin Ye

    Proteasomal degradation of ubiquitinated Insig proteins is determined by serine residues flanking ubiquitinated lysines

    PNAS 2006 103:4958-4963; published ahead of print March 20, 2006, doi:10.1073/pnas.0600422103
    Open Access Article
  • Biological Sciences - Cell Biology:
    • Meshell D. Johnson,
    • Hui-Fang Bao,
    • My N. Helms,
    • Xi-Juan Chen,
    • Zac Tigue,
    • Lucky Jain,
    • Leland G. Dobbs,
    • and Douglas C. Eaton

    Functional ion channels in pulmonary alveolar type I cells support a role for type I cells in lung ion transport

    PNAS 2006 103:4964-4969; published ahead of print March 20, 2006, doi:10.1073/pnas.0600855103

Developmental Biology

  • Biological Sciences - Developmental Biology:
    • Xianzhong Feng,
    • Zhong Zhao,
    • Zhaoxia Tian,
    • Shilei Xu,
    • Yonghai Luo,
    • Zhigang Cai,
    • Yumei Wang,
    • Jun Yang,
    • Zheng Wang,
    • Lin Weng,
    • Jianghua Chen,
    • Leiying Zheng,
    • Xizhi Guo,
    • Jianghong Luo,
    • Shusei Sato,
    • Satoshi Tabata,
    • Wei Ma,
    • Xiangling Cao,
    • Xiaohe Hu,
    • Chongrong Sun,
    • and Da Luo

    From the Cover: Control of petal shape and floral zygomorphy in Lotus japonicus

    PNAS 2006 103:4970-4975; published ahead of print March 20, 2006, doi:10.1073/pnas.0600681103
    • See commentary article on page 4801 in issue 13 of volume 103
  • Biological Sciences - Developmental Biology:
    • Anna Lasorella
    • and Antonio Iavarone

    The protein ENH is a cytoplasmic sequestration factor for Id2 in normal and tumor cells from the nervous system

    PNAS 2006 103:4976-4981; published ahead of print March 20, 2006, doi:10.1073/pnas.0600168103
  • Biological Sciences - Developmental Biology:
    • Michael P. Greenbaum,
    • Wei Yan,
    • Meng-Hsieh Wu,
    • Yi-Nan Lin,
    • Julio E. Agno,
    • Manju Sharma,
    • Robert E. Braun,
    • Aleksandar Rajkovic,
    • and Martin M. Matzuk

    TEX14 is essential for intercellular bridges and fertility in male mice

    PNAS 2006 103:4982-4987; published ahead of print March 20, 2006, doi:10.1073/pnas.0505123103
  • Biological Sciences - Developmental Biology:
    • Izzy Livne-bar,
    • Marek Pacal,
    • Melissa C. Cheung,
    • Mark Hankin,
    • Judy Trogadis,
    • Danian Chen,
    • Kimberley M. Dorval,
    • and Rod Bremner

    Chx10 is required to block photoreceptor differentiation but is dispensable for progenitor proliferation in the postnatal retina