Science

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  Año 1993, Vol. 261, Número 5127

  • Clean thoughts on clean air

    Daniel E. Koshland Jr.

    pág. 1371

    

  • FDA mandates diversity data on drugs

    Richard Stone

    pág. 1379

    

  • FDA examines industry-researcher ties

    Richard Stone

    pág. 1379

    

  • Biodiversity treaty may face Senate fight

    Richard Stone

    pág. 1379

    

  • Budget cuts loom for SSC

    Richard Stone

    pág. 1379

    

  • Russian science aid falls short

    Christopher Anderson

    págs. 1380-1383

    

  • New Seveso findings point to cancer

    Richard Stone

    pág. 1383

    

  • NSF balks at grants to entrepreneurs

    Jeffrey Mervis

    pág. 1384

    

  • Agency head quits, warning of cuts

    Douglas Powell

    pág. 1384

    

  • Learning how to suppress cancer

    Jean Marx

    págs. 1385-1387

    

  • Gas your car with coal and plastic bottles

    págs. 1388-1389

    

  • Harvesting light with molecular leaves

    pág. 1388

    

  • Sniffing out the origins of ginkgo-stink

    Ivan Amato

    pág. 1389

    

  • Breaking the code for the tuberculosis invasion

    Peter Aldhous

    pág. 1390

    

  • Bits of the lower mantle found in Brazilian diamonds

    Richard A. Kerr

    pág. 1391

    

  • Gordon Conferences picks new head

    John Travis

    págs. 1392-1393

    

  • Fullerene superconductors heat up

    John Travis

    pág. 1392

    

  • A face-off on Mars

    John Travis

    pág. 1392

    

  • U.K. changes mind about malaria vaccine

    John Travis

    pág. 1392

    

  • Good booze and the Higgs Boson

    John Travis

    pág. 1393

    

  • Biopharmaceutical industry downsizing

    John Travis

    pág. 1393

    

  • Species protection moves at snail's pace

    John Travis

    pág. 1393

    

  • Phase boundaries and mantle convection

    J.E. Vidale, T. Lay

    págs. 1401-1402

    

  • Catalysis: Design versus selection

    Steven A. Benner

    págs. 1402-1403

    

  • Regioselective and enantioselective epoxidation catalyzed by metalloporphyrins

    Xumu Zhang, James P. Collman

    págs. 1404-1411

    

  • Isolation of new ribozymes from a large pool of random sequences

    Jack W. Szostak, David P. Bartel

    págs. 1411-1418

    

  • Physical chemistry of the H2SO4/HNO3/H2O system: Implications for polar stratospheric clouds

    R. Zhang, M.J. Molina

    págs. 1418-1423

    

  • A detailed map of the 660-kilometer discontinuity beneath the Izu-Bonin subduction zone

    Mark A. Richards, Charles Wicks Jr.

    págs. 1424-1427

    

  • Comparisons between seismic earth structures and mantle flow models based on radial correlation

    Thomas H. Jordan, Peter Puster

    págs. 1427-1431

    

  • Late cretaceous precessional cycles in double time: A warm-earth Milankovitch response

    S.L. D'Hondt, J. Park

    págs. 1431-1434