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Previous Issue: New Series, Vol. 245, No. 4920, Aug. 25, 1989
Next Issue: New Series, Vol. 245, No. 4922, Sep. 8, 1989
Front Matter (22 pp.)
AAAS Presidents, p. 905
- Richard S. Nicholson
Letters
- Monitoring the U.S. AIDS Epidemic, p. 908
- Ruth Berkelman; James Curran; William Darrow; Tim Dondero; Meade Morgan
- Monitory the U.S. AIDS Epidemic: Response, pp. 908-910
- E. O. Laumann; J. H. Gagnon; S. Michaels; R. T. Michael; J. S. Coleman
- NRDC on Alar, pp. 910-911
- Robin M. Whyatt
Association Affairs
- Science Education in the United States: What the Scientific Community Can Do, pp. 915-921
- Walter E. Massey
News & Comment
- The Cystic Fibrosis Gene is Found, pp. 923-925
- Jean L. Marx
- FAA's Bomb Scanner: An Awkward Goliath?, pp. 926-927
- Eliot Marshall
- NSF's Summer of Discontent, p. 927
- Joseph Palca
Research News
- Triton Steals Voyager's Last Show, pp. 928-930
- Richard A. Kerr
- Superconductor Patents: Four Groups Duke it out, pp. 931-933
- Robert Pool
- A Surprise near Virgo, p. 933
- Joseph Palca
- Briefings, p. 934
- Mark H. Crawford
Drug Prohibition in the United States: Costs, Consequences, and Alternatives, pp. 939-947
- Ethan A. Nadelmann
Organization of the Human Brain, pp. 947-952
- Michael S. Gazzaniga
Enhancement of Bacteriophage T4 Late Transcription by Components of the T4 DNA Replication Apparatus, pp. 952-958
- Daniel R. Herendeen; George A. Kassavetis; Jack Barry; Bruce M. Alberts; E. Peter Geiduschek
Reports
- Geological and Geochemical Record of 3400-Million-Year-Old Terrestrial Meteorite Impacts, pp. 959-962
- Donald R. Lowe; Gary R. Byerly; Frank Asaro; Frank J. Kyte
- Silicon Coordination and Speciation Changes in a Silicate Liquid at High Pressures, pp. 962-964
- Xianyu Xue; Jonathan F. Stebbins; Masami Kanzaki; Reidar G. Tronnes
- A Protein that Binds to a cis-Acting Element of Wheat Histone Genes Has a Leucine Zipper Motif, pp. 965-967
- Tetsuya Tabata; Hisabumi Takase; Shinobu Takayama; Koji Mikami; Atsunori Nakatsuka; Takefumi Kawata; Takuya Nakayama; Masaki Iwabuchi
- Recognition of Thymine⋅Adenine Base Pairs by Guanine in a Pyrimidine Triple Helix Motif, pp. 967-971
- Linda C. Griffin; Peter B. Dervan
- Synthesis of Functional Human Hemoglobin in Transgenic Mice, pp. 971-973
- Richard R. Behringer; Thomas M. Ryan; Michael P. Reilly; Toshio Asakura; Richard D. Palmiter; Ralph L. Brinster; Tim M. Townes
- Circumsporozoite Protein Heterogeneity in the Human Malaria Parasite Plasmodium Vivax, pp. 973-976
- Ronald Rosenberg; Robert A. Wirtz; David E. Lanar; Jetsumon Sattabongkot; Ted Hall; Andrew P. Waters; Chusak Prasittisuk
- Fitness Differences among Remnant Populations of the Endangered Sonoran Topminnow, pp. 976-978
- J. M. Quattro; R. C. Vrijenhoek
- Subplate Neurons Pioneer the First Axon Pathway from the Cerebral Cortex, pp. 978-982
- Susan K. McConnell; Anirvan Ghosh; Carla J. Shatz
- Transient Pioneer Neurons are Essential for Formation of an Embryonic Peripheral Nerve, pp. 982-984
- Monika Klose; David Bentley
- Mapping Neuronal Inputs to REM Sleep Induction Sites with Carbachol-Fluorescent Microspheres, pp. 984-986
- James J. Quattrochi; Adam N. Mamelak; Roger D. Madison; Jeffrey D. Macklis; J. Allan Hobson
1990 AAAS Annual Meeting, pp. 987-989
- Arthur Herschman
Book Reviews
- Technological Change, p. 991
- The Evolution of Technology
- George Basalla
- Review author[s]: Colleen A. Dunlavy
- Coevolution: Cautious Views, pp. 991-992
- Chemical Mediation of Coevolution
- Kevin C. Spencer
- Review author[s]: Douglas J. Futuyma
- Working with Fossils, pp. 992-993
- Digging into the Past
- Edwin H. Colbert
- Review author[s]: Joseph T. Gregory
- Many-Body Theory, p. 993
- The Fractional Quantum Hall Effect
- T. Chakraborty; P. Pietiläinen
- Review author[s]: Robert Joynt
- Immunogenetics, pp. 993-994
- Immunoglobulin Genes
- T. Honjo; F. W. Alt; T. H. Rabbitts
- Review author[s]: Wesley Dunnick
Back Matter (27 pp.)
Previous Issue: New Series, Vol. 245, No. 4920, Aug. 25, 1989
Next Issue: New Series, Vol. 245, No. 4922, Sep. 8, 1989