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Previous Issue: New Series, Vol. 251, No. 4997, Mar. 1, 1991
Next Issue: New Series, Vol. 251, No. 4999, Mar. 15, 1991
Front Matter (19 pp.)
Science Puts Its Best Foot Forward, p. 1157
- Daniel E. Koshland, Jr.
Policy Forum
- Curing the Orphan Drug Act, pp. 1158-1159
- Jess G. Thoene
Letters
- Effectiveness of AIDS Vaccines, p. 1161
- Albert B. Sabin
- "Sequence-Gazing?", pp. 1161-1162
- Jon Beckwith; Mark A. Poritz; Harris D. Bernstein; Peter Walter
- Unus et Triginta Quoque Anno?, p. 1162
- Garrett Hardin
- Steroid Therapy Publication Delay, p. 1162
- Paul Meier
- Buckyballs and Double Bonds, p. 1162
- Harold Hart
- GABAergic Pathway from Zona Incerta to Neocortex: Clarification, p. 1162
- Chia-Sheng Lin; Miguel A. L. Nicolelis; Jay S. Schneider; John K. Chapin, Jr.
Erratum: "Nuclear Winter" from Gulf War Discounted, p. 1162
ScienceScope, p. 1167
- David P. Hamilton
News and Comment
- Verdict in Sight in the "Baltimore Case", pp. 1168-1172
- David P. Hamilton
- Putting AIDS Research in Perspective, p. 1172
- Joseph Palca
- Early Detection Nips Math Problems in the Bud, pp. 1173-1174
- Anne Simon Moffat
- And the Winner: Cetus Does Own PCR, p. 1174
- Marcia Barinaga
- Kuwait's Unjust Deserts: Damage to Its Desert, p. 1175
- Constance Holden
Research News
- Dimers Direct Development, pp. 1176-1177
- Marcia Barinaga
- The Florida Panther Verges on Extinction, pp. 1178-1180
- Chuck Fergus
- New Clue Found to Growth Factor Action, p. 1181
- Michelle Hoffman
- El Niño Winners and Losers Declared, p. 1182
- Richard A. Kerr
- Costs of a Clean Environment, p. 1182
- Leslie Roberts
Briefings
- Animal Rules Final, p. 1183
- Constance Holden
- Pauling at 90, p. 1183
- Constance Holden
- Bomb Detectors: OTA Thumbs Down, p. 1183
- Constance Holden
- Biotech: Rx for a Healthy Future, p. 1183
- Constance Holden
Perspective
- Bureaucratic Mischief: Recognizing Endangered Species and Subspecies, pp. 1187-1188
- Stephen J. O'Brien; Ernst Mayr
The Current Situation in Mexican Immigration, pp. 1189-1193
- Georges Vernez; David Ronfeldt
The Quark-Hadron Transition in Cosmology and Astrophysics, pp. 1194-1199
- K. A. Olive
Diabetic Hyperglycemia: Link to Impaired Glucose Transport in Pancreatic β Cells, pp. 1200-1205
- Roger H. Unger
Research Articles
- Manipulation of Adsorbed Atoms and Creation of New Structures on Room-Temperature Surfaces with a Scanning Tunneling Microscope, pp. 1206-1210
- L. J. Whitman; Joseph A. Stroscio; R. A. Dragoset; R. J. Celotta
- Max: A Helix-Loop-Helix Zipper Protein That Forms a Sequence-Specific DNA-Binding Complex with Myc, pp. 1211-1217
- Elizabeth M. Blackwood; Robert N. Eisenman
Reports
- Auger Electron Angular Distributions from Surfaces: Direct Comparison with Isoenergetic Photoelectrons, pp. 1218-1220
- Louis J. Terminello; John J. Barton
- Evidence for an Inter-Organismic Heme Biosynthetic Pathway in Symbiotic Soybean Root Nodules, pp. 1220-1222
- Indu Sangwan; Mark R. O'Brian
- Induction of Self-Tolerance in T Cells But Not B Cells of Transgenic Mice Expressing Little Self Antigen, pp. 1223-1225
- Stephen Adelstein; Helen Pritchard-Briscoe; Tracy A. Anderson; Jeffrey Crosbie; Guy Gammon; Robert H. Loblay; Antony Basten; Christopher C. Goodnow
- Peripheral Selection of the T Cell Repertoire, pp. 1225-1228
- Benedita Rocha; Harald von Boehmer
- Split Anergy in a CD8+ T Cell: Receptor-Dependent Cytolysis in the Absence of Interleukin-2 Production, pp. 1228-1231
- Gillis R. Otten; Ronald N. Germain
- Regulation of Phospholipase C-γl by Profilin and Tyrosine Phosphorylation, pp. 1231-1233
- Pascal J. Goldschmidt-Clermont; Jae Won Kim; Laura M. Machesky; Sue Goo Rhee; Thomas D. Pollard
- Enhanced Motility in NIH 3T3 Fibroblasts That Overexpress Gelsolin, pp. 1233-1236
- C. Casey Cunningham; Thomas P. Stossel; David J. Kwiatkowski
- Isolation of Sequences That Span the Fragile X and Identification of a Fragile X-Related CpG Island, pp. 1236-1239
- D. Heitz; F. Rousseau; D. Devys; S. Saccone; H. Abderrahim; D. Le Paslier; D. Cohen; A. Vincent; D. Toniolo; G. Della Valle; S. Johnson; D. Schlessinger; I. Oberle; J. L. Mandel
- Subtle Cerebellar Phenotype in Mice Homozygous for a Targeted Deletion of the En-2 Homeobox, pp. 1239-1243
- A. L. Joyner; K. Herrup; B. A. Auerbach; C. A. Davis; J. Rossant
- Control of Larval Development by Chemosensory Neurons in Caenorhabditis elegans, pp. 1243-1246
- Cornelia I. Bargmann; H. Robert Horvitz
- Failure to Elicit Neuronal Macroscopic Mechanosensitive Currents Anticipated by Single-Channel Studies, pp. 1246-1249
- Catherine E. Morris; Richard Horn
- Paths of Information Flow Through Visual Cortex, pp. 1249-1251
- Marc Mignard; Joseph G. Malpeli
- The Role of the Primate Extrastriate Area V4 in Vision, pp. 1251-1253
- Peter H. Schiller; Kyoungmin Lee
Book Reviews
- Atomic Energy: The View from France, p. 1257
- Atomic Rivals.
- Bertrand Goldschmidt
- Review author[s]: Lawrence Scheinman
- The Career of a Methodology, p. 1258
- Ratio Scaling of Psychological Magnitude. In Honor of the Memory of S. S. Stevens.
- Stanley J. Bolanowski, Jr.; George A. Gescheider
- Review author[s]: Robert Teghtsoonian
- Before and After Phage, pp. 1258-1259
- The Emergence of Bacterial Genetics.
- Thomas D. Brock
- Review author[s]: Jeffrey H. Miller
- Reprints of Books Previously Reviewed, p. 1259
- Books Received, p. 1259
Back Matter (21 pp.)
Previous Issue: New Series, Vol. 251, No. 4997, Mar. 1, 1991
Next Issue: New Series, Vol. 251, No. 4999, Mar. 15, 1991