Articles

 This Week in Science

Science 4 October 1985: 7.
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 Periodicity of Extinctions

ANTONI HOFFMAN
Science 4 October 1985: 8.
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 In Reply: Periodicity of Extinctions

ROGER LEWIN
Science 4 October 1985: 8.
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 Destroyers by the Pound?

THOMAS L. LINCOLN
Science 4 October 1985: 8.
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Erratum

Science 4 October 1985: 8.
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 The Status of Engineering

D. KENNETH BAKER
Science 4 October 1985: 13.
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Origins

Steven Weinberg
Science 4 October 1985: 15-18.
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Cell interactions in myxobacterial growth and development

M Dworkin and D Kaiser
Science 4 October 1985: 18-24.
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Pathways of protein secretion in eukaryotes

RB Kelly
Science 4 October 1985: 25-32.
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Structure of the GDP domain of EF-Tu and location of the amino acids homologous to ras oncogene proteins

F Jurnak
Science 4 October 1985: 32-36.
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Human apolipoprotein B: structure of carboxyl-terminal domains, sites of gene expression, and chromosomal localization

TJ Knott, SC Rall, Jr, TL Innerarity, SF Jacobson, MS Urdea, B Levy-Wilson, LM Powell, RJ Pease, R Eddy, H Nakai, and al. et
Science 4 October 1985: 37-43.
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 Working Solar Monitor Shot Down by ASAT: The "dead" target of a space weapons test conducted by the Air Force was alive for the scientists who used it

ELIOT MARSHALL
Science 4 October 1985: 44-45.
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 NSA to Provide Secret Codes: The NSA proposes to supply codes to government agencies and to banks and industries in the private sector; but only the NSA will know how the codes work

GINA KOLATA
Science 4 October 1985: 45-46.
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 Another biotech board proposal

BJ Culliton
Science 4 October 1985: 46.
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 Social Scientists Make Case to Congress

CONSTANCE HOLDEN
Science 4 October 1985: 47.
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 A Cleanup Plan for Chesapeake Bay

MARJORIE SUN
Science 4 October 1985: 48.
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 Science Textbooks Too Bland for California

ELIOT MARSHALL
Science 4 October 1985: 48.
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 Pesticide Pact Struck by Opposing Groups

MARJORIE SUN
Science 4 October 1985: 48-49.
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 Soviets Target Campuses for Intelligence Operations

R. JEFFREY SMITH
Science 4 October 1985: 49-50.
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 OTA Study Highlights Star Wars Difficulties

R. JEFFREY SMITH
Science 4 October 1985: 50.
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 Magnets Chosen for Supercollider

M. MITCHELL WALDROP
Science 4 October 1985: 50.
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 New Plasma Physics Lab at Giacobini-Zinner: The ICE spacecraft found action aplenty when it passed through a comet last month; plasma physics has a windfall of new natural experiments

RICHARD A. KERR
Science 4 October 1985: 51-52.
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 Microscopy with Spin-Polarized Electrons: NBS scientists combine a novel detector of spin-polarized electrons with a field-emission SEM to image the magnetic structure of surfaces

ARTHUR L. ROBINSON
Science 4 October 1985: 53-54.
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 Making mRNA from a pair of precursors

R Lewin
Science 4 October 1985: 55.
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 Scientists Aid Search for Argentina's "Desaparecidos"

ERIC STOVER
Science 4 October 1985: 56-57.
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 Instruments and Lab Equipment Needed

Science 4 October 1985: 56.
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 Transcripts of National Security Discussion Offered

Science 4 October 1985: 57.
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 Directory to Identify Research on Impacts of Technology

Science 4 October 1985: 57.
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 A Technological Intrusion: Ranching, Mining, and the Human Impact of Natural Resource Development.

CRAIG R. HUMPHREY
Science 4 October 1985: 58-59.
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 Intelligence Reexamined: Beyond IQ.

ROBERT GLASER
Science 4 October 1985: 59-61.
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 A System of Academies: Science Reorganized.

THEODORE S. FELDMAN
Science 4 October 1985: 61.
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 Gauge Theories: Progress in Gauge Field Theory.

ERHARD SEILER
Science 4 October 1985: 61-62.
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 Books Received

Science 4 October 1985: 62.
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Infrared Speckle Observations of Io: An Eruption in the Loki Region

R. R. HOWELL and M. T. MCGINN
Science 4 October 1985: 63-65.
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Characterization of Io's Volcanic Activity by Infrared Polarimetry

JAY D. GOGUEN and WILLIAM M. SINTON
Science 4 October 1985: 65-69.
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Nodal Modulation of the Lunar Semidiurnal Tide in the Bay of Fundy and Gulf of Maine

L.-F. Ku, D. A. Greenberg, C. J. R. Garrett, and F. W. Dobson
Science 4 October 1985: 69-71.
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Induction of AIDS-like disease in macaque monkeys with T-cell tropic retrovirus STLV-III

NL Letvin, MD Daniel, PK Sehgal, RC Desrosiers, RD Hunt, LM Waldron, JJ MacKey, DK Schmidt, LV Chalifoux, and NW King
Science 4 October 1985: 71-73.
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A Cyanobacterium Capable of Swimming Motility

JoHN B. WATERBURY, JOANNE M. WILLEY, DIANA G. FRANKS, FREDERICA W. VALOIS, and STANLEY W. WATSON
Science 4 October 1985: 74-76.
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Partial inversion of the initiation-promotion sequence of multistage tumorigenesis in the skin of NMRI mice

G Furstenberger, V Kinzel, M Schwarz, and F Marks
Science 4 October 1985: 76-78.
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A model for the tertiary structure of p21, the product of the ras oncogene

F McCormick, BF Clark, TF la Cour, M Kjeldgaard, L Norskov-Lauritsen, and J Nyborg
Science 4 October 1985: 78-82.
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Z-DNA forms without an alternating purine-pyrimidine sequence in solution

J Feigon, AH Wang, GA van der Marel, JH van Boom, and A Rich
Science 4 October 1985: 82-84.
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Isolation of a spirochete from the soft tick, Ornithodoros coriaceus: a possible agent of epizootic bovine abortion

RS Lane, W Burgdorfer, SF Hayes, and AG Barbour
Science 4 October 1985: 85-87.
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Intercontinental spread of a new antibiotic resistance gene on an epidemic plasmid

TF O'Brien, MP Pla, KH Mayer, H Kishi, E Gilleece, M Syvanen, and JD Hopkins
Science 4 October 1985: 87-88.
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A neuroendocrine marker in tissues of the immune system

RH Angeletti and WF Hickey
Science 4 October 1985: 89-90.
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