Science

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  Año 1998, Vol. 281, Número 5379

  • Making nonmagnetic seminconductors ferromagnetic

    H. Ohno

    págs. 951-955

    

  • The roles of structural imperfections inGaN-based blue light-emitting diodes and laser diodes

    Shuji Nakamura

    págs. 956-961

    

  • Effects of random perturbations in plastic optical fibers

    J. Wang, A.F. Garito

    págs. 963-968

    

  • Imperfect oriented attachment: Dislocation generation in defect-free nanocrystals

    Jillian F. Banfield, R. Lee Penn

    págs. 969-971

    

  • Tetravalen uranium in Calcite

    N.C. Sturchio, M. R. Antonio

    págs. 971-973

    

  • Coaxial nanocable: Silicon carbide and silicon oxide sheathed with boron nitride and carbon

    Y. Zhang, K. Suenaga

    págs. 973-975

    

  • Evidence against hydrogen-based microbial ecosystems in basalt aquifers

    Francis H. Chapelle, Robert T. Anderson

    págs. 976-977

    

  • Alteration of oceanic volcanic glass: Textural evidence of microbial activity

    Stephen J. Giovannoni, Martin R. Fisk

    págs. 978-980

    

  • A 3000-year climatic record from biogenic silica oxygen isotopes in an equatorial high-altitude lake

    M. Rietti-Shati, A. Shemesh

    págs. 980-982

    

  • Magnetic field effect on picosecond electron transfer

    P. Gilch, F. Pollinger-Dammer

    págs. 982-984

    

  • Cholinergic switching within neocortical inhibitory networks

    John R. Huguenard, Zixiu Xiang

    págs. 985-988

    

  • Neural crest specification regulated by the helix-loop-helix repressor Id2

    Brad J. Martinsen, Marianne Bronner-Fraser

    págs. 988-991

    

  • Crystal structure of hemolin: A horseshoe shape with implications for homophilic adhesion

    Xiao-Dong Su, Louis N. Gastinel

    págs. 991-995

    

  • Dual modes of aging in Mediterranean fruit fly females

    Pablo Liedo, James R. Carey

    págs. 996-998

    

  • IEX-1L, an apoptosis inhibitor involved in NF-kappaB-mediated cell survival

    Mei X. Wu, Zhaohui Ao

    págs. 998-1001

    

  • Feedback inhibition of macrophage tumor necrosis factor-alpha production by tristetraprolin.

    Ester Carballo, Wi S. Lai

    págs. 1001-1005

    

  • Genetic dissection of a mammalian replicator in the human beta-globin locus

    Luo Wei Rodewald, Mirit I. Aladjem

    págs. 1005-1009

    

  • BRCA 1 required for transcription-coupled repair of oxidative DNA damage

    Lori C. Gowen, Anna V. Avrutskaya

    págs. 1009-1012

    

  • New products

    pág. 1015