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Science, New Series, Vol. 264, No. 5158, Apr. 22, 1994


Previous Issue: New Series, Vol. 264, No. 5157, Apr. 15, 1994
Next Issue: New Series, Vol. 264, No. 5159, Apr. 29, 1994


Front Matter (37 pp.)
Editorial: Chemical Ecology, p. 487
Philip H. Abelson


Letters
Livermore Lab Head, p. 489
C. Bruce Tarter; Daniel E. Koshland, Jr.
Viral Recombination in Transgenic Plants, pp. 489-490
Margaret Mellon; Jane Rissler; George Bruening; Bryce W. Falk
Adolescent Health Study, p. 490
Duane Alexander
Proposed NSF Violence Center, p. 490
James A. Mercy
Element Naming, p. 491
E. Kenneth Hulet
Inhibition of Rev-Mediated HIV-1 Expression: Retraction, p. 492
Mel Campbell; Barbara K. Felber; Georgios Nasioulas; Elena Afonina; George N. Pavlakis


Corrections and Clarifications: Cosmic Structures Fill Southern Sky, p. 492
Corrections and Clarifications: The Aftermath of the Gallo Case, p. 492
ScienceScope, p. 495
Richard Stone


News and Comment
Dr. Alberts Comes to Washington, pp. 496-498
Jeffrey Mervis
NIH Tightens Clinical Trials Monitoring, p. 499
Lisa Seachrist
Pesticides and Breast Cancer: No Link?, pp. 499-500
Gary Taubes
Beta-Carotene: Helpful or Harmful?, pp. 500-501
Rachel Nowak
Big Science in a Developing Country, pp. 501-502
Ray Jayawardhana


Research News
Vaccines Get a New Twist, pp. 503-505
Jon Cohen
Pulsing Star Confirms More Planets in the Universe, pp. 506-507
John Travis
Gene Transfer to Spark a Failing Heart, pp. 507-508
Lisa Seachrist
A New Laser Promises to Put an End to Band Gap Slavery, pp. 508-509
Gary Taubes
Structure Meets Function at Materials Gathering, pp. 510-511
Robert F. Service


Random Samples, pp. 512-513
Constance Holden


Perspectives
Sulfate Aerosols and Polar Stratospheric Cloud Formation, pp. 527-528
Margaret A. Tolbert
The Prion Connection: Now in Yeast?, pp. 528-530
Charles Weissmann
Structural Clues to Prion Replication, pp. 530-531
Fred E. Cohen; Keh-Ming Pan; Ziwei Huang; Michael Baldwin; Robert J. Fletterick; Stanley B. Prusiner


Diet and Health: What Should We Eat?, pp. 532-537
Walter C. Willett


Research Article
Confirmation of Earth-Mass Planets Orbiting the Millisecond Pulsar PSR B1257+12, pp. 538-542
Alexander Wolszczan


Reports
Antarctic Total Ozone in 1958, pp. 543-546
Paul A. Newman
Strontium Isotopic Composition of Mid-Cretaceous Seawater, pp. 546-550
B. Lynn Ingram; Rodolfo Coccioni; Alessandro Montanari; Frank M. Richter
Origin of Saturn's E Ring: Self-Sustained, Naturally, pp. 550-553
Douglas P. Hamilton; Joseph A. Burns
Quantum Cascade Laser, pp. 553-556
Jerome Faist; Federico Capasso; Deborah L. Sivco; Carlo Sirtori; Albert L. Hutchinson; Alfred Y. Cho
A Mechanism of Lithium Storage in Disordered Carbons, pp. 556-558
Kenji Sato; Minoru Noguchi; Atsushi Demachi; Naohiko Oki; Morinobu Endo
A Putative Role of the Xanthophyll, Zeaxanthin, in Blue Light Photoreception of Corn Coleoptiles, pp. 558-561
Miguel A. QuiƱones; Eduardo Zeiger
The Role of Interleukin-6 in Mucosal IgA Antibody Responses in Vivo, pp. 561-563
Alistair J. Ramsay; Alan J. Husband; Ian A. Ramshaw; Shisan Bao; Klaus I. Matthaei; Georges Koehler; Manfred Kopf
Loudness-Coding Mechanisms Inferred from Electric Stimulation of The Human Auditory System, pp. 564-566
Fan-Gang Zeng; Robert V. Shannon
[URE3] as an Altered URE2 Protein: Evidence for a Prion Analog in Saccharomyces cerevisiae, pp. 566-569
Reed B. Wickner
Requirement of Vascular Integrin αvβ3 for Angiogenesis, pp. 569-571
Peter C. Brooks; Richard A. F. Clark; David A. Cheresh
Bacillus subtilis SpoIIIE Protein Required for DNA Segregation During Asymmetric Cell Division, pp. 572-575
Ling Juan Wu; Jeffery Errington
A Neurochemically Distinct Third Channel in the Macaque Dorsal Lateral Geniculate Nucleus, pp. 575-577
Stewart H. C. Hendry; Takashi Yoshioka
Gating Current Noise Produced by Elementary Transitions in Shaker Potassium Channels, pp. 578-582
Daniel Sigg; Enrico Stefani; Francisco Bezanilla
Enhanced Myocardial Function in Transgenic Mice Overexpressing the β2-Adrenergic Receptor, pp. 582-586
C. A. Milano; L. F. Allen; H. A. Rockman; P. C. Dolber; T. R. McMinn; K. R. Chien; T. D. Johnson; R. A. Bond; R. J. Lefkowitz


Technical Comments
Muscle Biochemistry and a Genetic Study of Myotonic Distrophy, pp. 587-588
Allen D. Roses; Y.-H. Fu; J. A. Pearlman; A. Pizzuti; R. G. Fenwick Jr.; D. L. Friedman; M. B. Perryman; S. Richards; R. A. Gibbs; T. Ashizawa; G. Scarlato; C. T. Caskey
A Truncated Erythropoietin Receptor and Cell Death: A Reanalysis, pp. 588-589
Yukio Nakamura; Hiromitsu Nakauchi


Book Reviews
Life in West Gondwana, p. 601
Biological Relationships Between Africa and South America.
Peter Goldblatt
Review author[s]: S. David Webb
Visual Systems Analysis, p. 602
Contrast Sensitivity
Robert Shapley; Dominic Man-Kit Lam
Review author[s]: Lewis O. Harvey, Jr.
A Trans-Specific Agenda, pp. 602-603
The Great Ape Project. Equality Beyond Humanity.
Paola Cavalieri; Peter Singer
Review author[s]: Russell H. Tuttle
Mechanisms of Control, pp. 603-604
Translational Regulation of Gene Expression 2.
Joseph Ilan
Review author[s]: Dixie J. Goss
Books Received, pp. 604-606


Back Matter (22 pp.)

Previous Issue: New Series, Vol. 264, No. 5157, Apr. 15, 1994
Next Issue: New Series, Vol. 264, No. 5159, Apr. 29, 1994



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