Science

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  Año 1997, Vol. 227, Número 5326

  • Peer review: The appropriate GPRA metric for research

    Ronald N. Kostoff.

    págs. 651-652

    

  • Iron-sulfur clusters: Nature's modular, multipurpose structures

    Helmut Beinert, Richard H. Holm

    págs. 653-659

    

  • Effects of rapid intramolecular electron transfer on vibrational spectra

    Tasuku Ito, Tomohiko Hamaguchi

    págs. 660-663

    

  • An advective-reflective conceptual model for the oscillatory nature of the ENSO

    J. Picaut, F. Masia

    págs. 663-666

    

  • Observations of PKKP precursors used to estimate small-scale topography on the core-mantle boundary

    Peter M. Shearer, Paul S. Earle

    págs. 667-670

    

  • Seismic evidence of partial melt within a possibly ubiquitous low-velocity layer at the base of the

    J. Revenaugh, R. Meyer

    págs. 670-673

    

  • Distance-dependent electron transfer in DNA hairpins

    Taifeng Wu, Frederick D. Lewis

    págs. 673-676

    

  • Evidence for interacting gas flows and an extended volatile source distribution in the coma of comet

    Michael R. Combi, Walter M. Harris

    págs. 676-681

    

  • Failure of parturition in mice lacking the prostaglandin F receptor

    Yukihiko Sugimoto, Atsushi Yamasaki

    págs. 681-683

    

  • Cross-language analysis of phonetic units in language addressed to infants

    Jean E. Andruski, Patricia K. Kuhl

    págs. 684-686

    

  • A G protein-coupled receptor phosphatase required for rhodopsin function

    Kees Jalink, Javier Vinos

    págs. 687-690

    

  • Simplification of DNA topology below equilibrium values by type II topoisomerases

    Christian Ullsperger, Valentin V. Rybenkov

    págs. 690-693

    

  • A cytoplasmic inhibitor of the JNK signal transduction pathway

    Martin Dickens, Jeffrey S. Rogers

    págs. 693-696

    

  • Analysis of a chemical plant defense mechanism in grasses

    Paul Chomet, Monica Frey

    págs. 696-699

    

  • Tech.sight

    págs. 702-703

    

  • For self-starting scientists a `model' career awaits

    Nicole Ruediger

    pág. 705