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Science, New Series, Vol. 240, No. 4851, Apr. 22, 1988


Previous Issue: New Series, Vol. 240, No. 4850, Apr. 15, 1988
Next Issue: New Series, Vol. 240, No. 4852, Apr. 29, 1988


Front Matter (83 pp.)
Frontiers in Chemistry, p. 373
John I. Brauman


Letters
DNA Databases Monitored, p. 375
Dieter Soll; Ruth L. Kirschstein; Lennart Philipson; Hisao Uchida
Baltimore's ``Fiery Blast'', p. 375
Jonathan H. Cilley
``Lost'' Sex Survey, pp. 375-376
Albert D. Klassen


Erratum: Behavioral Research and AIDS Prevention., p. 376
Erratum: Probing the Authenticity of Antiquities with Highteh Attacks on a Microscale., p. 376
Erratum: New Superconductors Answer Some Questions., p. 376


News & Comment
Sverdlovsk: Anthrax Capital?, pp. 383-385
Eliot Marshall
Science Focuses on the Next Presidency, pp. 385-386
Mark Crawford
Whistle-Blowers Air Cases at House Hearings, pp. 386-387
Constance Holden


Briefing
Academy Opens Center in California, p. 388
W.B.
More NSF Fellowships, p. 388
J.W.
British and French Get Research Prescriptions, pp. 388-389
D.D
EPA Will Keep Old SO 2 Rules, p. 389
M.S.
What's in an Acronym?, p. 389
D.D.


Research News
Cloud over Parkinson's Therapy, pp. 390-392
Roger Lewin
No Longer Willful, Gaia Becomes Respectable, pp. 393-395
Richard A. Kerr
On the Advantage of Being Different, p. 396
Roger Lewin


Frontiers in Chemistry
Voltammetry with Microscopic Electrodes in New Domains, pp. 415-420
R. Mark Wightman
Stereoselective Organic Reactions: Catalysts for Carbonyl Addition Processes, pp. 420-426
David A. Evans
The Interplay between Chemistry and Biology in the Design of Enzymatic Catalysts, pp. 426-433
P. G. Schultz
Probing Structure-Function Relations in Heme-Containing Oxygenases and Peroxidases, pp. 433-439
John H. Dawson
Intramolecular Long-Distance Electron Transfer in Organic Molecules, pp. 440-447
Gerhard L. Closs; John R. Miller
The Vibrational Spectroscopy and Dynamics of Weakly Bound Neutral Complexes, pp. 447-453
R. E. Miller
Theoretical Studies of the Energetics and Dynamics of Chemical Reactions, pp. 453-459
Thom H. Dunning; Lawrence B. Harding; Albert F. Wagner; George C. Schatz; Joel M. Bowman
Chemical Waves, pp. 460-465
John Ross; Stefan C. Müller; Christian Vidal


Reports
Fabrics in Polar Ice Sheets: Development and Prediction, pp. 493-495
Richard B. Alley
Superconducting and Magnetic Behavior in La 2-x Na x CuO 4, pp. 495-497
M. A. Subramanian; J. Gopalakrishnan; C. C. Torardi; T. R. Askew; R. B. Flippen; A. W. Sleight; J. J. Lin; S. J. Poon
Subsidence in the Northeastern Nile Delta: Rapid Rates, Possible Causes, and Consequences, pp. 497-500
Daniel Jean Stanley
Single-Stranded DNA Binding Protein Encoded by the virE Locus of Agrobacterium tumefaciens, pp. 501-504
Vitaly Citovsky; Guido De Vos; Patricia Zambryski
Cleaving DNA at Any Predetermined Site with Adapter-Primers and Class-IIS Restriction Enzymes, pp. 504-506
Sun C. Kim; Anna J. Podhajska; Waclaw Szybalski
Stimulation of RNA and Protein Synthesis by Intracellular Insulin, pp. 506-509
David S. Miller
Phosphatidylinositol-Glycan Anchors of Membrane Proteins: Potential Precursors of Insulin Mediators, pp. 509-511
Guillermo Romero; Louis Luttrell; Alan Rogol; Konrad Zeller; Erik Hewlett; Joseph Larner
A ``Selfish'' B Chromosome that Enhances its Transmission by Eliminating the Paternal Genome, pp. 512-514
Uzi Nur; John H. Werren; Danna G. Eickbush; William D. Burke; Thomas H. Eickbush
Scanning Tunneling Microscopy of recA-DNA Complexes Coated with a Conducting Film, pp. 514-516
M. Amrein; A. Stasiak; H. Gross; E. Stoll; G. Travaglini
Interferon-γ: The Major Mediator of Resistance against Toxoplasma gondii, pp. 516-518
Yasuhiro Suzuki; Manuel A. Orellana; Robert D. Schreiber; Jack S. Remington
Guanosine Triphosphatase Activating Protein (GAP) Interacts with the p21 ras Effector Binding Domain, pp. 518-521
Hedy Adari; Douglas R. Lowy; Berthe M. Willumsen; Channing J. Der; Frank McCormick
Evidence from Cassette Mutagenesis for a Structure-Function Motif in a Protein of Unknown Structure, pp. 521-523
Neil D. Clarke; Donald C. Lien; Paul Schimmel
Independent Molecular Pathways in Initiation and Loss of Hormone Responsiveness of Breast Carcinomas, pp. 524-526
Saraswati Sukumar; Walter P. Carney; Mariano Barbacid


Book Reviews
Food Problems, pp. 547-548
Soviet Agriculture
Zhores Medvedev
Review author[s]: Karen M. Brooks
Archeological Reconstruction, p. 548
Production and Exchange of Stone Tools
Robin Torrence
Review author[s]: Kenneth G. Hirth
The Role of GABA, pp. 548-549
Neurotrophic Activity of GABA during Development
Dianna A. Redburn; Arne Schousboe
Review author[s]: Jeffery L. Barker
Plant Ecology, pp. 549-550
Seed Dispersal
David R. Murray
Review author[s]: D. Lawrence Venable


Back Matter (27 pp.)

Previous Issue: New Series, Vol. 240, No. 4850, Apr. 15, 1988
Next Issue: New Series, Vol. 240, No. 4852, Apr. 29, 1988



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