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Science, New Series, Vol. 241, No. 4870, Sep. 2, 1988


Previous Issue: New Series, Vol. 241, No. 4869, Aug. 26, 1988
Next Issue: New Series, Vol. 241, No. 4871, Sep. 9, 1988


Front Matter (20 pp.)
The AAAS Observer, p. 1141
Daniel E. Koshland


Letters
Psychologists and Psychiatrists as Expert Witnesses, p. 1143
Raymond D. Fowler; Joseph D. Matarazzo
Psychologists and Psychiatrists as Expert Witness: Response, pp. 1143-1144
David Faust; Jay Ziskin
IIASA's Credibility, p. 1144
Saunders Mac Lane
BEIR IV Report, p. 1144
William H. Ellett


Erratum: In Search of Elusive little Comets., p. 1144


News & Comment
Science and the Party Platforms, pp. 1152-1153
Gregory Byrne
The SSC and the Environment, p. 1153
Colin Norman
A Biotech Enterprise Soviet Style, pp. 1154-1155
Marjorie Sun
Du Pont Stakes Claim on Superconductor Rights, p. 1156
Robert Pool
Drug Wars: Legalization Gets a Hearing, pp. 1157-1159
Eliot Marshall
Pay Cap for Grantees Has up Side for NSF, p. 1159
J.W.
Britain to Set Science, Math Goals for Kids, p. 1159
D.D.


Research News
How Many Ways Can Halley Spin?, pp. 1160-1161
Richard A. Kerr
Another Asteroid Has Turned Comet, p. 1161
Richard A. Kerr
Computer-Drawn Pictures Stalk the Wild Trajectory, pp. 1162-1163
Barry A. Cipra
``Abzymes'' Make Their Mark?, p. 1164
Jean L. Marx
Fetal Panel to Meet, p. 1164
Leslie Roberts
Random Samples, p. 1165
Gregory Byrne


Policy Forum
The Tritium Factor as a Forcing Function in Nuclear Arms Reduction Talks, pp. 1166-1168
J. Carson Mark; Thomas D. Davies; Milton M. Hoenig; Paul L. Leventhal
Limits on Nuclear Materials for Arms Reduction: Complexities and Uncertainties, pp. 1166+1169
W. G. Sutcliffe


Disiccation of the Aral Sea: A Water Management Disaster in the Soviet Union, pp. 1170-1176
Philip P. Micklin

Chemistry of the Metal-Polymer Interfacial Region, pp. 1176-1181
Henry Leidheiser; Philip D. Deck

DNA Binding by Proteins, pp. 1182-1187
Robert Schleif

Induction of an Antibody that Catalyzes the Hydrolysis of an Amide Bond, pp. 1188-1191
Kim D. Janda; Diane Schloeder; Stephen J. Benkovic; Richard A. Lerner

Functional Cooperativity between Transcription Factors UBF1 and SL1 Mediates Human Ribosomal RNA Synthesis, pp. 1192-1197
Stephen P. Bell; R. Marc Learned; Hans-Michael Jantzen; Robert Tjian


Reports
Bulk Superconductivity at 122 K in Tl(Ba,Ca) 2 Ca 3 -Cu 4 O 10.5+δ with Four Consecutive Copper Layers, pp. 1198-1200
P. Haldar; K. Chen; B. Maheswaran; A. Roig-Janicki; N. K. Jaggi; R. S. Markiewicz; B. C. Giessen
Femtosecond Clocking of the Chemical Bond, pp. 1200-1202
Mark J. Rosker; Marcos Dantus; Ahmed H. Zewail
A Novel Instrument for Separating Large DNA Molecules with Pulsed Homogeneous Electric Fields, pp. 1203-1205
Steven M. Clark; Eric Lai; Bruce W. Birren; Leroy Hood
Two Mechanisms for the Extinction of Gene Expression in Hybrid Cells, pp. 1205-1207
Pasquale Tripputi; Sylvain L. Guérin; David D. Moore
Binding of a Cytosolic Protein to the Iron-Responsive Element of Human Ferritin Messenger RNA, pp. 1207-1210
Tracey A. Rouault; Matthias W. Hentze; S. Wright Caughman; Joe B. Harford; Richard D. Klausner
Transcription Factor OTF-1 is Functionally Identical to the DNA Replication Factor NF-III, pp. 1210-1213
Edward A. O'Neill; Colin Fletcher; Christopher R. Burrow; Nathaniel Heintz; Robert G. Roeder; Thomas J. Kelly
Mitogen-Induced Replication of Woodchuck Hepatitis Virus in Cultured Peripheral Blood Lymphocytes, pp. 1213-1216
Brent E. Korba; Paul J. Cote; John L. Gerin
Gibberellins: A Phytohormonal Basis for Heterosis in Maize, pp. 1216-1218
Stewart B. Rood; Richard I. Buzzell; Lewis N. Mander; David Pearce; Richard P. Pharis
Effect of Neuropeptides on Production of Inflammatory Cytokines by Human Monocytes, pp. 1218-1221
Martin Lotz; John H. Vaughan; Dennis A. Carson
A Novel Gene of HIV-1, vpu, and its 16-Kilodalton Product, pp. 1221-1223
Klaus Strebel; Thomas Klimkait; Malcolm A. Martin
Platelet-Derived Growth Factor A Chain is Maternally Encoded in Xenopus Embryos, pp. 1223-1225
M. Mercola; D. A. Melton; C. D. Stiles
A Mutation of the Circadian System in Golden Hamsters, pp. 1225-1227
Martin R. Ralph; Michael Menaker
The Human Laminin Receptor is a Member of the Integrin Family of Cell Adhesion Receptors, pp. 1228-1229
Kurt R. Gehlsen; Lena Dillner; Eva Engvall; Erkki Ruoslahti
Genome Size in Conodonts (Chordata): Inferred Variations during 270 Million Years, pp. 1230-1232
S. Conway Morris; E. Harper


Technical Comments
Do Short-Term Tests Predict Rodent Carcinogenicity?, pp. 1232-1233
S. Stanley Young
Do Short-Term Tests Predict Rodant Carcinogenicity?: Response, p. 1233
J. K. Haseman; B. H. Margolin; M. D. Shelby; E. Zeiger; R. W. Tennant


Book Reviews
Wildlife Ecologist, pp. 1237-1238
Aldo Leopold
Curt Meine
Review author[s]: Susan R. Schrepfer
Research in Neuroscience, p. 1238
Fidia Research Foundation Neuroscience Award Lectures
Alfred G. Gilman; Erwin Neher; Tomas Hökfelt; Joseph B. Martin; Viktor Hamburger
Review author[s]: Lorna W. Role
Nucleosynthesis in Stars, pp. 1238-1239
Cauldrons in the Cosmos
Claus E. Rolfs; William S. Rodney
Review author[s]: G. J. Mathews
Some Other Books of Interest, pp. 1239-1240
Tributes to Paul Dirac
J. G. Taylor
Reminiscences about a Great Physicist
Behram N. Kursunoglu; Eugene P. Wigner
Instruments and Experiences
R. V. Jones
Kelvin's Baltimore Lectures and Modern Theoretical Physics
Robert Kargon; Peter Achinstein
Review author[s]: K.L.


Back Matter (25 pp.)

Previous Issue: New Series, Vol. 241, No. 4869, Aug. 26, 1988
Next Issue: New Series, Vol. 241, No. 4871, Sep. 9, 1988



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