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Science, New Series, Vol. 248, No. 4956, May 11, 1990


Previous Issue: New Series, Vol. 248, No. 4955, May 4, 1990
Next Issue: New Series, Vol. 248, No. 4957, May 18, 1990


Front Matter (40 pp.)
The Underside of Overhead, p. 645
Daniel E. Koshland, Jr.


Letters
Health Care Rationing, pp. 661-665
Paul Root Wolpe; Wayne Higgins; Warren G. Guntheroth; Ralph Crawshaw; Henry Aaron; William B. Schwartz
Competition Exclusion Principle, p. 665
Jim Moore


News and Comment
Struggling to Do Science for Society, pp. 672-673
Robert Pool
Learning to Drink from a Fire Hose, pp. 674-675
M. Mitchell Waldrop
Dingell: AIDS Researcher in Conflict, p. 676
Barbara J. Culliton
U.S. Math Still in Poor Health, pp. 676-677
Ann Gibbons
British Museum in Turmoil, p. 677
Jeremy Cherfas
Billion-Dollar Orphans: Prescription for Trouble, pp. 678-679
Ann Gibbons


Briefings
Population Is Environmental, p. 680
Constance Holden
Faculty Salaries Flat, p. 680
Constance Holden
Einstein Collection Available, p. 680
Constance Holden
Alaska OK's Oil Cleanup Chemical, pp. 680-681
Constance Holden
Physics Panel Sets Priorities for 1990s, p. 681
Constance Holden
Rat Fluoride Study "Equivocal", p. 681
Constance Holden
NIH: New Rumor List, p. 681
Constance Holden
Superconductivity: Japan Versus U.S., p. 681
Constance Holden
View of a "Clumpy" Universe, p. 681
Constance Holden


Research News
Mycoplasmas in the AIDS Spotlight, pp. 682-683
Karen Wright
Sunspot-Weather Link Is Down But Not Out, pp. 684-685
Richard A. Kerr
"Superantigens" May Shed Light on Immune Puzzle, pp. 685-686
Michelle Hoffman


Numerical Transforms, pp. 697-704
R. N. Bracewell

The Staphylococcal Enterotoxins and Their Relatives, pp. 705-711
Philippa Marrack; John Kappler


Research Article
Crystal Structures of an Antibody to a Peptide and Its Complex with Peptide Antigen at 2.8 Å, pp. 712-719
Robyn L. Stanfield; Terry M. Fieser; Richard A. Lerner; Ian A. Wilson


Reports
Mars: Change in Axial Tilt Due to Climate?, pp. 720-721
David Parry Rubincam
Spatial Variation of Ozone Depletion Rates in the Springtime Antarctic Polar Vortex, pp. 721-724
Yuk L. Yung; Mark Allen; David Crisp; Richard W. Zurek; Stanley P. Sander
A Genetic Test of the Natal Homing Versus Social Facilitation Models for Green Turtle Migration, pp. 724-727
Anne B. Meylan; Brian W. Bowen; John C. Avise
Cloning of a 67-kD Neutrophil Oxidase Factor with Similarity to a Noncatalytic Region of p60 c-src, pp. 727-730
Thomas L. Leto; Karen J. Lomax; Bryan D. Volpp; Hiroyuki Nunoi; Joan M. G. Sechler; William M. Nauseef; Robert A. Clark; John I. Gallin; Harry L. Malech
Induction of Salmonella Stress Proteins upon Infection of Macrophages, pp. 730-732
Nancy A. Buchmeier; Fred Heffron
Organization of the Human and Mouse Low-Affinity FcγR Genes: Duplication and Recombination, pp. 732-735
Wei Qiao Qiu; Derik De Bruin; Bernard H. Brownstein; Roger Pearse; Jeffrey V. Ravetch
Peptide Immunogen Mimicry of a Protein-Specific Structural Epitope on Human Choriogonadotropin, pp. 736-739
Jean-Michel Bidart; Federic Troalen; Pascale Ghillani; Nathalie Rouas; Alain Razafindratsita; Claude Bohuon; Dominique Bellet
Regulation of Alloreactivity in Vivo by a Soluble Form of the Interleukin-1 Receptor, pp. 739-742
William C. Fanslow; John E. Sims; Helmut Sassenfeld; Philip J. Morrissey; Steven Gillis; Steven K. Dower; Michael B. Widmer
Phosphorylation of the Polymeric Immunoglobulin Receptor Required for Its Efficient Transcytosis, pp. 742-745
James E. Casanova; Philip P. Breitfeld; Stuart A. Ross; Keith E. Mostov
Protease Nexin-II (Amyloid β-Protein Precursor): A Platelet α- Granule Protein, pp. 745-748
William E. Van Nostrand; Alvin H. Schmaier; Jeffrey S. Farrow; Dennis D. Cunningham


Book Reviews
Soviet Science: Practitioners' Reports, p. 750
Soviet Science on the Edge of Reform.
Harley D. Balzer
Review author[s]: David Holloway
Evolution of Life Histories, pp. 750-751
Alternative Life-History Styles of Animals.
Michael N. Bruton
Review author[s]: Henry M. Wilbur
----------------, p. 751
Biology and Utilization of the Cucurbitaceae.
David M. Bates; Richard W. Robinson; Charles Jeffrey
Review author[s]: K. L.
----------------, pp. 751-752
Herbicides and Plant Metabolism.
A. D. Dodge
Review author[s]: K. L.
Books Received, p. 752


Back Matter (32 pp.)

Previous Issue: New Series, Vol. 248, No. 4955, May 4, 1990
Next Issue: New Series, Vol. 248, No. 4957, May 18, 1990



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