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Science, New Series, Vol. 244, No. 4909, Jun. 9, 1989


Previous Issue: New Series, Vol. 244, No. 4908, Jun. 2, 1989
Next Issue: New Series, Vol. 244, No. 4910, Jun. 16, 1989


Front Matter (16 pp.)
Combating High Journal Costs, p. 1125
Philip H. Abelson


Letters
Animal Research: A Position Statement, p. 1128
Richard H. Schwarz
Genetic and Linguistic Evolution, pp. 1128-1129
L. Cavalli-Sforza; A. Piazza; P. Menozzi; J. Mountain


Erratum: Bomb Factories of the 21st Century, p. 1129
Erratum: Calicheamicin γI1 and DNA: Molecular Recognition Process Responsible for Site-specificity, p. 1129


News & Comment
China's Turmoil Touches U.S. Science, p. 1130
Marjorie Sun; Eliot Marshall
U.S.-Chinese Scientists See Dreams Imperiled, pp. 1131-1132
Marjorie Sun
U.S. Physicians Probe Deaths in Soviet Georgia, p. 1133
Colin Norman
Fighting the Bends in the Indian Ocean, p. 1134
Marjorie Sun
Global Ban Sought on Ivory Trade, p. 1135
Roger Lewin
NIH, CDC Search Committees Formed, p. 1135
Colin Norman
MIT-Industry Links Draw Congressional Attention, p. 1136
Mark Crawford


Research News
Telling Weathermen When to Worry, pp. 1137-1139
Richard A. Kerr
Skepticism Fades over Pre-Clovis Man, p. 1140
Roger Lewin
New Type of Receptor Found, pp. 1140-1141
Jean L. Marx
Superconductivity Stars Move, p. 1141
Robert Pool


Enzymatic Catalysts in Organic Synthesis, pp. 1145-1152
C.-H. Wong

The Role of Somatic Hypermutation in the Generation of Antibody Diversity, pp. 1152-1157
Deborah L. French; Reuven Laskov; Matthew D. Scharff

Catalytic Hydrolysis of Vasoactive Intestinal Peptide by Human Autoantibody, pp. 1158-1162
Sudhir Paul; Deanna J. Volle; Carol M. Beach; Donald R. Johnson; Michael J. Powell; Richard J. Massey


Reports
Autoimmune Target in Heymann Nephritis is a Glycoprotein with Homology to the LDL Receptor, pp. 1163-1165
Raktima Raychowdhury; John L. Niles; Robert T. McCluskey; John A. Smith
Neptune Cloud Structure at Visible Wavelengths, pp. 1165-1167
H. B. Hammel
Expression of a Bacterial Gene in a Trypanosomatid Protozoan, pp. 1167-1169
Vivian Bellofatto; George A. M. Cross
Rhenium-Osmium and Samarium-Neodymium Isotopic Systematics of the Stillwater Complex, pp. 1169-1174
David D. Lambert; John W. Morgan; Richard J. Walker; Steven B. Shirey; Richard W. Carlson; Michael L. Zientek; Michael S. Koski
Potassium Channels in Cardiac Cells Activated by Arachidonic Acid and Phospholipids, pp. 1174-1176
Donghee Kim; David E. Clapham
Arachidonic Acid and Other Fatty Acids Directly Activate Potassium Channels in Smooth Muscle Cells, pp. 1176-1179
Richard W. Ordway; John V. Walsh; Joshua J. Singer
Transgenic Mice with I-A on Islet Cells are Normoglycemic but Immunologically Intolerant, pp. 1179-1183
J. Böhme; K. Haskins; P. Stecha; W. Van Ewijk; M. LeMeur; P. Gerlinger; C. Benoist; D. Mathis
Amplification of a Gene Related to Mammalian mdr Genes in Drug-Resistant Plasmodium falciparum, pp. 1184-1186
Craig M. Wilson; Adelfa E. Serrano; Annemarie Wasley; Michael P. Bogenschutz; Anuraj H. Shankar; Dyann F. Wirth
Monitoring the AIDS Epidemic in the United States: A Network Approach, pp. 1186-1189
E. O. Laumann; J. H. Gagnon; S. Michaels; R. T. Michael; J. S. Coleman
Localization and Mobility of w-Conotoxin-Sensitive Ca 2+ Channels in Hippocampal CA1 Neurons, pp. 1189-1193
Owen T. Jones; Diana L. Kunze; Kimon J. Angelides
The Neuronal Growth-Associated Protein GAP-43 Induces Filopodia in Non-Neuronal Cells, pp. 1193-1195
Mauricio X. Zuber; Daniel W. Goodman; Larry R. Karns; Mark C. Fishman
Three-Dimensional Structure of Human Serum Albumin, pp. 1195-1198
Daniel C. Carter; Xiao-min He; Sibyl H. Munson; Pamela D. Twigg; Kim M. Gernert; M. Beth Broom; Teresa Y. Miller


Book Reviews
The Novikoff Case, pp. 1200-1201
Stalking the Academic Communist
David R. Holmes
Review author[s]: Walter P. Metzger
A Developmental Model, pp. 1201-1202
Molecular Biology of Dictyostelium Development
Alan R. Kimmel
Review author[s]: Elizabeth Luna
Reconnaissance in Tibet, pp. 1202-1203
The Geological Evolution of Tibet
Review author[s]: Kip Hodges


Back Matter (22 pp.)

Previous Issue: New Series, Vol. 244, No. 4908, Jun. 2, 1989
Next Issue: New Series, Vol. 244, No. 4910, Jun. 16, 1989



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