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Science, New Series, Vol. 243, No. 4899, Mar. 31, 1989


Previous Issue: New Series, Vol. 243, No. 4898, Mar. 24, 1989
Next Issue: New Series, Vol. 244, No. 4900, Apr. 7, 1989


Volume Information (10 pp.)
Front Matter (17 pp.)
Congressional Fellowships for Science, p. 1649
Philip H. Abelson


Letters
Detection of Plastic Explosives, p. 1651
James R. Speer
Genes and Tongues, p. 1651
Richard T. O'Grady; Ives Goddard; Richard M. Bateman; William A. DiMichele; V. A. Funk; W. John Kress; Rich Mooi; Peter F. Cannell


News & Comment
Quiet Soviet Subs Prompt Concern, pp. 1653-1654
Colin Norman
Mexican Research Center Closed, p. 1654
William Booth
Big Changes Urged for Precollege Math, p. 1655
Constance Holden
Consensus Elusive on Japan's Genome Plans, pp. 1656-1657
Marjorie Sun
Britain Launches Genome Program, p. 1657
David Dickson
Science in Court, pp. 1658-1659
Constance Holden
Election Turmoil at Soviet Academy, p. 1659
David Dickson
Fate of R&D Tax Credit Uncertain, p. 1659
Mark Crawford
Waste Plan Bestirs Scots Nationalists, p. 1660
David Dickson
France to Raise Faculty Enticements, p. 1660
David Dickson


Research News
Fusion Breakthrough?, pp. 1661-1662
Robert Pool
Judging Paternity in the Hedge Sparrow's World, pp. 1663-1664
Roger Lewin
Brain Protein Yields Clues to Alzheimer's Disease, pp. 1664-1666
Jean L. Marx
Species Questions in Modern Human Origins, pp. 1666-1667
Roger Lewin


Clinical Versus Actuarial Judgment, pp. 1668-1674
Robyn M. Dawes; David Faust; Paul E. Meehl

Polar Solvent Dynamics and Electron-Transfer Reactions, pp. 1674-1681
Mark Maroncelli; Jean MacInnis; Graham R. Fleming

The DNA Binding Domain of the Rat Liver Nuclear Protein C/EBP is Bipartite, pp. 1681-1688
William H. Landschulz; Peter F. Johnson; Steven L. McKnight

Leucine Repeats and an Adjacent DNA Binding Domain Mediate the Formation of Functional cFos-cJun Heterodimers, pp. 1689-1694
Richard Turner; Robert Tjian

Parallel Association of Fos and Jun Leucine Zippers Juxtaposes DNA Binding Domains, pp. 1695-1699
Reiner Gentz; Frank J. Rauscher; Cory Abate; Tom Curran


Reports
Hexagonal Domain-Like Charge Density Wave Phase of TaS 2 Determined by Scanning Tunneling Microscopy, pp. 1703-1705
Xian Liang Wu; Charles M. Lieber
Thirty Thousand Years of Human Colonization in Tasmania: New Pleistocene Dates, pp. 1706-1708
Richard Cosgrove
Scanning Tunneling Microscopy of Uncoated recA-DNA Complexes, pp. 1708-1711
M. Amrein; R. Dürr; A. Stasiak; H. Gross; G. Travaglini
Upper Jurassic Dinosaur Egg from Utah, pp. 1711-1713
Karl F. Hirsch; Kenneth L. Stadtman; Wade E. Miller; James H. Madsen
Mutations in a Protein Kinase C Homolog Confer Phorbol Ester Resistance on Caenorhabditis elegans, pp. 1713-1716
Yo Tabuse; Kiyoji Nishiwaki; Johji Miwa
In Vivo Modulation of Cytolytic Activity and Thy-1 Expression in TCR-γδ + Intraepithelial Lymphocytes, pp. 1716-1718
Leo Lefrancois; Thomas Goodman
Defensive Behaviors in Infant Rhesus Monkeys: Environmental Cues and Neurochemical Regulation, pp. 1718-1721
Ned H. Kalin; Steven E. Shelton
Ethanol Inhibits NMDA-Activated Ion Current in Hippocampal Neurons, pp. 1721-1724
David M. Lovinger; Geoffrey White; Forrest F. Weight
Restriction Fragment Length Polymorphisms Associated with Water Use Efficiency in Tomato, pp. 1725-1728
Bjorn Martin; James Nienhuis; Gretchen King; Alison Schaefer
The Pathway of Infection of Autographa californica Nuclear Polyhedrosis Virus in an Insect Host, pp. 1728-1730
B. Andrew Keddie; Gregory W. Aponte; Loy E. Volkman
HIV with Reduced Sensitivity to Zidovudine (AZT) Isolated during Prolonged Therapy, pp. 1731-1734
Brendan A. Larder; Graham Darby; Douglas D. Richman


Technical Comments
Factor XIIIa-Expressing Dermal Dendrocytes in AIDS-Associated Cutaneous Kaposi's Sarcomas, pp. 1736-1737
Brian J. Nickoloff; Christopher E. M. Griffiths
Factor XIIIa-Expressing Dermal Dendrocytes in AIDS-Associated Cutaneous Kaposi's Sarcomas: Response, p. 1737
Robert C. Gallo; S. Zaki Salahuddin; Shuji Nakamura


Book Reviews
Long-Term Care: Sharing of the Burden, pp. 1738-1739
Caring for the Disabled Elderly
Alice M. Rivlin; Joshua M. Wiener
Review author[s]: Christine E. Bishop
AIDS and Communal Values, pp. 1739-1740
Private Acts, Social Consequences
Ronald Bayer
Review author[s]: Dan E. Beauchamp
Clinical Advances in Practice, pp. 1740-1741
The Diffusion of Medical Innovation
Mary L. Fennell; Richard B. Warnecke
Review author[s]: John R. Kimberly


Back Matter (20 pp.)

Previous Issue: New Series, Vol. 243, No. 4898, Mar. 24, 1989
Next Issue: New Series, Vol. 244, No. 4900, Apr. 7, 1989



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