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Previous Issue: New Series, Vol. 251, No. 4990, Jan. 11, 1991
Next Issue: New Series, Vol. 251, No. 4992, Jan. 25, 1991
Front Matter (20 pp.)
Teaching and Research, p. 249
- Daniel E. Koshland, Jr.
Letters
- Safety of Bovine Growth Hormone, pp. 256-257
- David S. Kronfeld; Judith C. Juskevich; C. Greg Guyer
- Interpreting Cancer Test, pp. 257-258
- James D. Wilson; Gordon W. Gribble
- Kidney Transplantation: Overlooked Pioneer, p. 258
- Gertrude B. Elion
News and Comment
- The Rush to Publish, pp. 260-263
- Leslie Roberts
- Third Strike for Idaho Reactor, p. 263
- Mark Crawford
- CDC Abandons Plan for AIDS Survey, p. 264
- Joseph Palca
- GAO and DOD Get into a Cat Fight, p. 265
- Constance Holden
- Science Literacy: The Enemy is Us, pp. 266-267
- Robert Pool
Research News
- New Light on Writing in the Americas, pp. 268-270
- Virginia Morell
- Montagnier Pursues the Mycoplasma-AIDS Link, p. 271
- Michael Balter
- Despite Reports of Its Death, the Big Bang Is Safe, pp. 272-273
- M. Mitchell Waldrop
- Global Temperature Hits Record Again, p. 274
- Richard A. Kerr
Briefings
- Radiation Research Shake-Up, p. 275
- Constance Holden
- U.K. Antes Up for Telescopes, p. 275
- Constance Holden
- George Mason to Set Up Think Tank, p. 275
- Constance Holden
- Private Initiative on Fetal Research, p. 275
- Constance Holden
Subsistence Economy of El Paraíso, an Early Peruvian Site, pp. 277-283
- Jeffrey Quilter; Bernardino Ojeda E.,; Deborah M. Pearsall; Daniel H. Sandweiss; John G. Jones; Elizabeth S. Wing
Chemistry and Biology of the Immunophilins and Their Immunosuppressive Ligands, pp. 283-287
- Stuart L. Schreiber
Research Article
- CCAAT-Enhancer Binding Protein: A Component of a Differentiation Switch, pp. 288-292
- Robert M. Umek; Alan D. Friedman; Steven L. McKnight
Reports
- An Antimony Sulfide with a Two-Dimensional, Intersecting System of Channels, pp. 293-294
- John B. Parise
- Local Structure and Chemical Shifts for Six-Coordinated Silicon in High-Pressure Mantel Phases, pp. 294-298
- Jonathan F. Stebbins; Masami Kanzaki
- Arctic Lakes and Streams as Gas Conduits to the Atmosphere: Implications for Tundra Carbon Budgets, pp. 298-301
- George W. Kling; George W. Kipphut; Michael C. Miller
- Putative Skeletal Neural Crest Cells in Early Late Ordovician Vertebrates from Colorado, pp. 301-303
- Moya Meredith Smith
- Altered Perception of Species-Specific Song by Female Birds After Lesions of a Forebrain Nucleus, pp. 303-305
- Eliot A. Brenowitz
- The Effect of Anti-Neoplastic Drugs on Murine Acquired Immunodeficiency Syndrome, pp. 305-308
- Carole Simard; Paul Jolicoeur
- Evidence for Biased Gene Conversion in Concerted Evolution of Ribosomal DNA, pp. 308-310
- David M. Hillis; Craig Moritz; Calvin A. Porter; Robert J. Baker
- The Effect of the Floor Plate on Pattern and Polarity in the Developing Central Nervous System, pp. 310-313
- Shigeki Hirano; Shigeaki Fuse; G. S. Sohal
- Regulation of Interleukin-2 Gene Enhancer Activity by the T Cell Accessory Molecule CD28, pp. 313-316
- James D. Fraser; Bryan A. Irving; Gerald R. Crabtree; Arthur Weiss
Technical Comments
- Microwave Sounding Units and Global Warming, pp. 316-317
- Bruce L. Gary; Stephen J. Keihm; Roy W. Spencer; John R. Cristy
- Lipid Flow in Locomoting Cells, pp. 317-318
- Mark S. Bretscher; K. Jacobson; J. Lee; M. Gustafsson; K.-E. Magnusson
- Bryozoan Morphological and Genetic Correspondence: What Does it Prove?, pp. 318-319
- Jeffrey Levinton; Jeremy B. C. Jackson; Alan H. Cheetham
Book Reviews
- Lives of the Mind, pp. 324-325
- Authors of Their Own Lives. Intellectual Autobiographies of Twenty American Sociologists.
- Bennett M. Berger
- Review author[s]: Alan Sica
- Other Landscapes, pp. 325-326
- Australian Ecosystems. 200 Year of Utilization, Degration and Reconstruction.
- D. A. Saunders; A. J. M. Hopkins; R. A. How
- Review author[s]: Meg Lowman
- Sleeping and Dreaming, pp. 326-327
- Thalamic Oscillations and Signaling.
- Mircea Steriade; Edward G. Jones; Rodolfo R. Llinas
- Brainstem Control of Wakefulness and Sleep.
- Mircea Steriade; Robert W. McCarley
- Review author[s]: Christof Koch
- Books Received, p. 327
Back Matter (21 pp.)
Previous Issue: New Series, Vol. 251, No. 4990, Jan. 11, 1991
Next Issue: New Series, Vol. 251, No. 4992, Jan. 25, 1991