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Previous Issue: New Series, Vol. 253, No. 5020, Aug. 9, 1991
Next Issue: New Series, Vol. 253, No. 5022, Aug. 23, 1991
Front Matter (15 pp.)
Preserving Biodiversity, p. 717
- Daniel E. Koshland, Jr.
Letters
- Patents and Publication, p. 719
- Jan P. Koniarek
- The "D0 Syndrome", p. 719
- Paul D. Grannis
- Cancer and Poverty, p. 719
- Julia F. Morton
- Prescription Drug Prices, pp. 719-720
- Peter E. Oettinger; P. Roy Vagelos
- Surgeon-Warriors?, p. 720
- Joan Cassell
ScienceScope, p. 727
- Richard Stone
News and Comment
- Hints Emerge from the Gallo Probe, pp. 728-729
- David P. Hamilton
- Popovic Blasts Accusers, Demands Report be Withdrawn, pp. 729-731
- Joseph Palca
- The Gallo Factor: Questions Remain, p. 732
- Ellis Rubinstein
- British Mathematicians Count Their Numbers, p. 733
- Alun Anderson
- Penicillin's Forgotten Man: Norman Heatley, pp. 734-735
- Carol L. Moberg
Research News
- Extinction: Are Ecologists Crying Wolf?, pp. 736-738
- Charles C. Mann
- The Private Lives of Globular Clusters, p. 739
- Faye Flam
- To Everything (Tern, Tern, Tern) There is a Season, pp. 740-741
- Joe Apler
- New Role Found for a Common Protein "Motif", p. 742
- Michelle Hoffman
Briefings
- Research Entourage Leaves Rockefeller, p. 743
- Constance Holden
- Beyond the Great Wall?, p. 743
- Constance Holden
- Fewer Prospectors, Brighter Prospects, p. 743
- Constance Holden
- Genome Assignment for Industry, p. 743
- Constance Holden
- Humboldt Penguin-He or She?, p. 743
- Constance Holden
Perspectives
- Conservation: Tactics for a Constant Crisis, pp. 744-750
- Michael E. Soulé
- An Evolutionary Basis for Conservation Strategies, pp. 750-752
- Terry L. Erwin
- Balancing Species Preservation and Economic Considerations, pp. 752-754
- Harold J. Morowitz
- Extinctions: A Paleontological Perspective, pp. 754-757
- David Jablonski
Biodiversity Studies: Science and Policy, pp. 758-762
- Paul R. Ehrlich; Edward O. Wilson
Research Article
- Convergence of Ets- and Notch-Related Structural Motifs in a Heteromeric DNA Binding Complex, pp. 762-768
- Catherine C. Thompson; Thomas A. Brown; Steven L. McKnight
Reports
- Ballistic 2-D Imaging Through Scattering Walls Using an Ultrafast Optical Kerr Gate, pp. 769-771
- L. Wang; P. P. Ho; C. Liu; G. Zhang; R. R. Alfano
- Modified Phases of Diamond Formed Under Shock Compression and Rapid Quenching, pp. 772-774
- Hisako Hirai; Ken-ichi Kondo
- Observations of Extreme Upwelling Filaments in the Southeast Atlantic Ocean, pp. 774-776
- J. R. E. Lutjeharms; F. A. Shillington; C. M. Duncombe Rae
- Contact Adhesion of Thin Gold Films on Elastomeric Supports: Cold Welding Under Ambient Conditions, pp. 776-778
- Gregory S. Ferguson; Manoj K. Chaudhury; George B. Sigal; George M. Whitesides
- Thymocyte Expression of RAG-1 and RAG-2: Termination by T Cell Receptor Cross-Linking, pp. 778-781
- Laurence A. Turka; David G. Schatz; Marjorie A. Oettinger; Jerold J. M. Chun; Carolyn Gorka; Kelvin Lee; Wayne T. McCormack; Craig B. Thompson
- Purification of an Allene Oxide Synthase and Identification of the Enzyme as a Cytochrome P-450, pp. 781-784
- Wen-Chao Song; Alan R. Brash
- Specificity for Aminoacylation of an RNA Helix: An Unpaired, Exocyclic Amino Group in the Minor Groove, pp. 784-786
- Karin Musier-Forsyth; Nassim Usman; Stephen Scaringe; Jennifer Doudna; Rachel Green; Paul Schimmel
- Variable Effects of Phosphorylation of Pit-1 Dictated by the DNA Response Elements, pp. 786-789
- Michael S. Kapiloff; Yigal Farkash; Michael Wegner; Michael G. Rosenfeld
- Identification of Ets- and Notch-Related Subunits in GA Binding Protein, pp. 789-792
- Kelly LaMarco; Catherine C. Thompson; Brien P. Byers; Eve M. Walton; Steven L. McKnight
- Design and Synthesis of a Mimetic from an Antibody Complementarity- Determining Region, pp. 792-795
- Horacio Uri Saragovi; Dennis Fitzpatrick; Apichaya Raktabutr; Hiroshi Nakanishi; Michael Kahn; Mark I. Greene
- Photoperiodism and Effects of Indoleamines in a Unicellular Alga, Gonyaulax polyedra, pp. 795-797
- Ivonne Balzer; Rüdiger Hardeland
- Similar Neuronal Alterations Induced by Axonal Injury and Learning in Aplysia, pp. 797-799
- Edgar T. Walters; Hassan Alizadeh; Gilbert A. Castro
Technical Comments
- Single-Channel Mechanosensitive Currents, pp. 800-802
- Michael C. Gustin; Frederick Sachs; Wade Sigurdson; Abdul Ruknudin; Charles Bowman; Catherine E. Morris; Richard Horn
- Lysyl Oxidase and rrg Messenger RNA, p. 802
- Kaylene Kenyon; Sara Contente; Philip C. Trackman; Jin Tang; Herbert M. Kagan; Robert M. Friedman
Book Reviews
- Societies from Underground, pp. 803-804
- The Biology of the Naked Mole-Rat.
- Paul W. Sherman; Jennifer U. M. Jarvis; Richard D. Alexander
- Review author[s]: Gail R. Michener
- The Earth's Climate, pp. 804-805
- Paleoclimatology.
- Thomas J. Crowley; Gerald R. North
- Review author[s]: Jonathon T. Overpeck
- Graptolites Without Fear, pp. 805-806
- Graptolites. Writing in the Rocks.
- Douglas Palmer; Barrie Rickards
- Review author[s]: David L. Clark
- Approachable Immunology, p. 806
- Cellular and Molecular Immunology.
- Abul K. Abbas; Andrew R. Lichtman; Jordan S. Pober
- Review author[s]: Paul M. Allen
- Books Received, p. 806
Back Matter (18 pp.)
Previous Issue: New Series, Vol. 253, No. 5020, Aug. 9, 1991
Next Issue: New Series, Vol. 253, No. 5022, Aug. 23, 1991