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Science, New Series, Vol. 236, No. 4797, Apr. 3, 1987


Previous Issue: New Series, Vol. 235, No. 4796, Mar. 27, 1987
Next Issue: New Series, Vol. 236, No. 4798, Apr. 10, 1987


Front Matter (16 pp.)
World Food, p. 9
Philip H. Abelson


Letters
Bone Biology, p. 11
C. Andrew; L. Bassett
World Bank Projects, p. 11
David A. Wirth; Brent Blackwelder; Barbara Bramble; John Hinck; Bruce Rich; Stephan Schwartzman; Frances Spivy-Weber; Larry Williams
Malaria Diagnosis, pp. 11-12
Ulf Pettersson; Hans Wigzell; Peter Perlman
Malaria Diagnosis: Response, p. 12
Dyann F. Wirth; Robert H. Barker


Erratum: Geologic Evolution of Northern Tibet: Results of an Expedition to Ulugh Muztagh., p. 12
Erratum: Genentech Sues FDA on Growth Hormone., p. 12


News & Comment
Pork Barrel Science: No End in Sight, pp. 16-17
Colin Norman
AIDS Patent Dispute Settled, p. 17
Deborah M. Barnes
NSF Puts Big Stake on Research Centers, pp. 18-19
John Walsh
Is Alcoholism Treatment Effective?, pp. 20-22
Constance Holden
The Navy after Lehman: Rough Sailing Ahead?, pp. 22-25
Daniel Charles


Briefing
Back to the Future, p. 25
J.W.
Soviet Bread, p. 25
D.D.
Conserving Energy, p. 25
D.D.


Research News
Developmental Control Gene Sequenced, pp. 26-27
Jean L. Marx
A Free Electron Laser in the Visible, pp. 27-28
Arthur L. Robinson
New Evidence at Wayne State for Superconductivity at 240 K, p. 28
Arthur L. Robinson
Probing Gene Action during Development, pp. 29-31
Jean L. Marx
Japanese Super-Sequencer Poised to Roll, p. 31
Roger Lewin


The Impact of Foreign Graduate Students on Engineering Education in the United States, pp. 33-37
Elinor G. Barber; Robert P. Morgan

Global Images of the Earth's Interior, pp. 37-48
Adam M. Dziewonski; John H. Woodhouse

Gene Transfer in Crop Improvement, pp. 48-54
Robert M. Goodman; Holly Hauptli; Anne Crossway; Vic C. Knauf

Sevenless, a Cell-Specific Homeotic Gene of Drosophila, Encodes a Putative Transmembrane Receptor with a Tyrosine Kinase Domain, pp. 55-63
Ernst Hafen; Konrad Basler; Jan-Erik Edstroem; Gerald M. Rubin


Reports
Phonon Density of States and Specific Heat of Forsterite, Mg 2 SiO 4, pp. 64-65
K. R. Rao; S. L. Chaplot; Narayani Choudhury; Subrata Ghose; D. L. Price
Natural Abundances of Carbon Isotopes in Acetate from a Coastal Marine Sediment, pp. 66-68
Neal E. Blair; Christopher S. Martens; David J. Des Marais
Antiarthritic Gold Compounds Effectively Quench Electronically Excited Singlet Oxygen, pp. 68-69
E. J. Corey; Mukund M. Mehrotra; Ahsan U. Khan
Identification of an Amplified, Highly Expressed Gene in a Human Glioma, pp. 70-73
Kenneth W. Kinzler; Sandra H. Bigner; Darell D. Bigner; Jeffrey M. Trent; Martha L. Law; Stephen J. O'Brien; Albert J. Wong; Bert Vogelstein
Superconductivity in Alkaline Earth-Substituted La 2 CuO 4-y, pp. 73-75
J. Georg Bednorz; K. Alex Müller; Masaaki Takashige
Avascular Necrosis: Occurrence in Diving Cretaceous Mosasaurs, pp. 75-77
Bruce Rothschild; Larry D. Martin
Human Lymphocytes Making Rheumatoid Factor and Antibody to ssDNA Belong to Leu-1 + B-Cell Subset, pp. 77-81
Paolo Casali; Samuele E. Burastero; Minoru Nakamura; Giorgio Inghirami; Abner Louis Notkins
Rheumatoid Factor Secretion from Human Leu-1 + B Cells, pp. 81-83
Richard R. Hardy; Kyoko Hayakawa; Masatoshi Shimizu; Katsuhiko Yamasaki; Tadamitsu Kishimoto
Identification of Human Uromodulin as the Tamm-Horsfall Urinary Glycoprotein, pp. 83-88
Diane Pennica; William J. Kohr; Wun-Jing Kuang; Debbie Glaister; Bharat B. Aggarwal; Ellson Y. Chen; David V. Goeddel
Identification of an α Subunit of Dihydropyridine-Sensitive Brain Calcium Channels, pp. 88-91
Masami Takahashi; William A. Catterall
Fragile Sites at 16q22 are not at the Breakpoint of the Chromosomal Rearrangement in AMMoL, pp. 92-94
R. N. Simmers; G. R. Sutherland; A. West; R. I. Richards


AAAS News
AAAS Council Meeting, 1987, pp. 95-98
Marge White
AAAS Members Elected as Fellows, 18 February 1987, p. 96
Cost Savings for Insured Members, p. 98
Marlene Zendell
International Symposium on Climate and Food Security, p. 98
David Burns


Book Reviews
Radiation Effects, p. 99
Cancer in Atomic Bomb Survivors
Itsuzo Shigematsu; Abraham Kagan
Review author[s]: J. William Hollingsworth
Early Cognition, pp. 99-100
The Origins of Logic
Jonas Langer
Review author[s]: Claire B. Kopp
Phytogeography, p. 100
Floristic Regions of the World
Armen Takhtajan
Review author[s]: Robert F. Thorne
Some other Books of Interest, p. 101
The Cayo Santiago Macaques
Richard G. Rawlins; Matt J. Kessler
Psychophysiology
Michael G. H. Coles; Emanuel Donchin; Stephen W. Porges
Review author[s]: K.L.


Back Matter (23 pp.)

Previous Issue: New Series, Vol. 235, No. 4796, Mar. 27, 1987
Next Issue: New Series, Vol. 236, No. 4798, Apr. 10, 1987



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