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Science, New Series, Vol. 247, No. 4947, Mar. 9, 1990


Previous Issue: New Series, Vol. 247, No. 4946, Mar. 2, 1990
Next Issue: New Series, Vol. 247, No. 4948, Mar. 16, 1990


Front Matter (18 pp.)
Research Policy and the Peace Dividend, p. 1165
Daniel E. Koshland, Jr.


Letters
Hazardous Waste Sites, p. 1166
Don R. Clay
Low-Dose Radiation Exposure, pp. 1166-1167
Robert W. Miller; Robert L. Brent; Harald H. Rossi
Boston University/Chelsea Project, p. 1167
Peter R. Greer
Milk Products: Surplus or Shortage?, p. 1167
S. L. Spahr


Erratum: Vaccination Against Experimental Allergic Encephalomyelitis with T Cell Receptor Peptides, p. 1167
Erratum: Making Transgenic Mice: Is it Really that Easy?, p. 1167
Erratum: Virus-Like Agent Blamed for Mad Cow Disease, p. 1167


News and Comments
Entomologists in the Medfly Maelstrom, pp. 1168-1169
Marcia Barinaga
Getting to the Heart of the Cholesterol Debate, pp. 1170-1171
Joseph Palca
How Is Basic Science Faring in Canada?, p. 1172
Doug Powell
Risk Assessors Taken to Task, p. 1173
Leslie Roberts
Space Planners Brought Down to Earth, p. 1173
Eliot Marshall
How Do You Measure the Lovejoy Effect?, pp. 1174-1176
Marjorie Sun
NIH Seeks a Chief, Desperately, p. 1176
Barbara J. Culliton


Research News
When a Radical Experiment Goes Bust, pp. 1177-1179
Richard A. Kerr
Twin Quasars Found, p. 1179
Sarah Williams
The Fluids with a Case of Split Personality, pp. 1180-1181
Robert Pool
Gene Therapy Proposed, p. 1181
Barbara J. Culliton


Briefings
NIH Left Peerless for Genome Centers, p. 1182
Constance Holden
Biotechnology: Manpower-Starved?, p. 1182
Constance Holden
Ecologists Honored, p. 1182
Constance Holden
Scientific American Discovers TV, p. 1182
Constance Holden
Superconductor Partners, p. 1182
Constance Holden
Laser Record Set, p. 1182
Constance Holden
Ex-Refusnik Dies, p. 1183
Constance Holden
False Alarm from Vet Slaying?, p. 1183
Constance Holden
No More "Babies as Usual", p. 1183
Constance Holden
Designing for Aging, p. 1183
Constance Holden
Who Leads the (Ivy) League in "Citation Impact"?, p. 1183
Constance Holden


Venus: A Contrast in Evolution to Earth, pp. 1191-1196
William M. Kaula

Fractional Statistics: Quantum Possibilities in Two Dimensions, pp. 1197-1205
G. S. Canright; S. M. Girvin


Reports
The Rotation Period of Saturn's Polar Hexagon, pp. 1206-1208
D. A. Godfrey
Steady-State Coupling of Ion-Channel Conformations to a Transmembrane Ion Gradient, pp. 1208-1210
Edwin A. Richard; Christopher Miller
Conserved Residues Make Similar Contacts in Two Repressor-Operator Complexes, pp. 1210-1213
Carl O. Pabo; Aneel K. Aggarwal; Steven R. Jordan; Lesa J. Beamer; Upul R. Obeysekare; Stephen C. Harrison
An Intron in the Genes for U3 Small Nucleolar RNAs of the Yeast Saccharomyces cerevisiae, pp. 1213-1216
Evelyne Myslinski; Véronique Ségault; Christiane Branlant
Control of the Interferon-Induced 68-Kilodalton Protein Kinase by the HIV-1 tat Gene Product, pp. 1216-1219
Sophie Roy; Michael G. Katze; Neil T. Parkin; Isaac Edery; Ara G. Hovanessian; Nahum Sonenberg
PECAM-1 (CD31) Cloning and Relation to Adhesion Molecules of the Immunoglobulin Gene Superfamily, pp. 1219-1222
Peter J. Newman; Michael C. Berndt; Jack Gorski; Gilbert C. White II; Suzanne Lyman; Cathy Paddock; William A. Muller
Ribozymes as Potential Anti-HIV-1 Therapeutic Agents, pp. 1222-1225
Nava Sarver; Edouard M. Cantin; Pairoj S. Chang; John A. Zaia; Paula A. Ladne; Delilah A. Stephens; John J. Rossi
A T Cell-Specific Transcriptional Enhancer Within the Human T Cell Receptor δ Locus, pp. 1225-1229
Juan Miguel Redondo; Shingo Hata; Cathy Brocklehurst; Michael S. Krangel
The Direction of Membrane Lipid Flow in Locomoting Polymorphonuclear Leukocytes, pp. 1229-1233
Juliet Lee; Mikael Gustafsson; Karl-Eric Magnusson; Ken Jacobson
Selectivity Changes in Site-Directed Mutants of the VDAC Ion Channel: Structural Implications, pp. 1233-1236
Elizabeth Blachly-Dyson; Songzhi Peng; Marco Colombini; Michael Forte


Book Reviews
Eye in the Sky, pp. 1240-1241
The Space Telescope. A Study of NASA, Science, Technology, and Politics.
Robert W. Smith; Paul A. Hanle; Robert H. Kargon; Joseph N. Tatarewicz
The Space Telescope. Eyes above the Atmosphere.
George Field; Donald Goldsmith
Review author[s]: Bruce R. Wheaton
A Rise and Fall, pp. 1241-1242
Gene Dreams. Wall Street, Academia, and the Rise of Biotechnology.
Robert Teitelman
Review author[s]: Gary P. Pisano
Metrology Institutionalized, pp. 1242-1243
An Institute for an Empire. The Physikalisch-Technische Reichsanstalt, 1871-1918.
David Cahan
Review author[s]: Edmund N. Todd
Books Received, pp. 1243-1244


Back Matter (20 pp.)

Previous Issue: New Series, Vol. 247, No. 4946, Mar. 2, 1990
Next Issue: New Series, Vol. 247, No. 4948, Mar. 16, 1990



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