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Science, New Series, Vol. 212, No. 4493, Apr. 24, 1981

Please see the information page for Science to learn more about this journal.


Previous Issue: New Series, Vol. 212, No. 4492, Apr. 17, 1981
Next Issue: New Series, Vol. 212, No. 4494, May 1, 1981


Front Matter (21 pp.)


Letters

Problems of Publishing, p. 396

Eunice Roe


Social Science Budget Cuts, p. 396

R. B. Zajonc; John Barchilon


Erratum: Beryllium Report Disputed by Listed Author, p. 396


Erratum: Dark Days for Social Research, p. 396


Erratum: Electron Microscope Center Opens at Berkeley, p. 396


Gordon Research Conferences, p. 401

Philip H. Abelson


Secondary Structure of 16S Ribosomal RNA, pp. 403-411

Harry F. Noller; Carl R. Woese


Indirect Costs of Federally Supported Research, pp. 411-418

Kenneth T. Brown


News and Comment

Back into Space with Columbia, pp. 419-420

R. Jeffrey Smith


Congress Told Fraud Issue ``Exaggerated'', p. 421

William J. Broad


Briefing

Koop as Surgeon General: To be or not to be?, p. 422

Marjorie Sun


Public's Fear of Watt is Environmentalists' Gain, p. 422

Constance Holden


CC43.7, Sec. C-1 is Answer, Schweiker Says, pp. 422-423

Marjorie Sun


Afghan Casualties: Ancient Artworks, p. 423

Marjorie Sun


Congressional Confusion over ``Conception'', p. 423

Jean L. Marx


Energy Conservation: The Debate Begins, pp. 424-426

Colin Norman


Research News

How Much Oil? It Depends on Whom You Ask, pp. 427-429

Richard A. Kerr


Meeting Highlights, pp. 430-431

Thomas H. Maugh


Clinical Trial of Psychotherapies is under Way, pp. 432-433

Gina Bari Kolata


Book Reviews

The Study of City Life, p. 434

Exploring the City

Ulf Hannerz

Review author[s]: Gerald D. Suttles


A Microbiologist Once Famous, pp. 434-435

Noguchi and His Patrons

Isabel R. Plesset

Review author[s]: Hugh H. Smith


Metal Artifacts, pp. 435-436

Pre-Columbian Metallurgy of South America

Elizabeth P. Benson

Review author[s]: David M. Pendergast


Invertebrate Biology, pp. 436-437

Echinoderms: Present and Past

Michel Jangoux

Review author[s]: David L. Meyer


Reports

The Ginsberg Experiment: Modern and Prehistoric Evidence of a Bone-Flaking Technology, pp. 438-440

Dennis Stanford; Robson Bonnichsen; Richard E. Morlan


First Radioisotope (Potassium-Argon) Age of Marine Neogene Rionegro Beds in Northeastern Patagonia, Argentina, p. 440

William J. Zinsmeister; Larry G. Marshall; Robert E. Drake; Garniss H. Curtis


Giant Polytene Chromosomes from the Ovaries of a Drosophila Mutant, pp. 441-443

Robert C. King; Shawn F. Riley; Joseph D. Cassidy; Peachie E. White; Yong K. Paik


Adenosine 3 ÿý ,5 ÿý -Monophosphate Waves in Dictyostelium discoideum: A Demonstration by Isotope Dilution-Fluorography, pp. 443-446

K. J. Tomchik; P. N. Devreotes


Cross-Contamination of Cells in Culture, pp. 446-452

W. A. Nelson-Rees; D. W. Daniels; R. R. Flandermeyer


Epstein-Barr Viral DNA: Infectivity for Human Placental Cells, pp. 452-455

George Miller; Elizabeth Grogan; Lee Heston; James Robinson; Douglas Smith


Suppressible Four-Base Glycine and Proline Codons in Yeast, pp. 455-457

Thomas F. Donahue; Philip J. Farabaugh; Gerald R. Fink


Influence of Calcium Ion on the Binding of Fibrin Amino Terminal Peptides to Fibrinogen, pp. 457-459

Andrew P. Laudano; Russell F. Doolittle


Induction of Hemoglobin Accumulation in Human K562 Cells by Hemin is Reversible, pp. 459-461

Ann Dean; Francois Erard; Arthur B. Schneider; Alan N. Schechter


Outward Currents in Developing Drosophila Flight Muscle, pp. 461-463

Lawrence Salkoff; Robert Wyman


Carbamoyl Phosphate Synthetase (Glutamine-Hydrolyzing): Increased Activity in Cancer Cells, pp. 463-465

Takashi Aoki; George Weber


Electroreception in Lampreys: Evidence that the Earliest Vertebrates were Electroreceptive, pp. 465-467

David Bodznick; R. Glenn Northcutt


Insects as Selective Agents on Plant Vegetative Morphology: Egg Mimicry Reduces Egg Laying by Butterflies, pp. 467-469

Kathy S. Williams; Lawrence E. Gilbert


Internal Fertilization in an Oviparous Frog, pp. 469-471

Daniel S. Townsend; Margaret M. Stewart; F. Harvey Pough; Peter F. Brussard


Intestinal M Cells: A Pathway for Entry of Reovirus into the Host, pp. 471-472

Jacqueline L. Wolf; Donald H. Rubin; Robert Finberg; Robert S. Kauffman; Arlene H. Sharpe; Jerry S. Trier; Bernard N. Fields


Back Matter (17 pp.)


Previous Issue: New Series, Vol. 212, No. 4492, Apr. 17, 1981
Next Issue: New Series, Vol. 212, No. 4494, May 1, 1981

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