Articles

 THIS WEEK IN SCIENCE

Science 19 March 1993: 1673.
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 Expanding the Uses of Enzymes

Philip H. Abelson
Science 19 March 1993: 1675.
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 The Oberrothenbach catastrophe

RN Proctor
Science 19 March 1993: 1676-1677.
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 The Oberrothenbach catastrophe

LW Wattenberg
Science 19 March 1993: 1676.
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 Contamination of cDNA sequences in databases

C Savakis and R Doelz
Science 19 March 1993: 1677-1678.
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 Gene therapy approval process

I Royston
Science 19 March 1993: 1678-1679.
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 Biotechnology in Japan

HI Miller
Science 19 March 1993: 1678.
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 The Cost of Regulation

Thomas D. Hopkins
Science 19 March 1993: 1679.
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 From the Vatican

G. B. Marini-Bettòlo
Science 19 March 1993: 1679.
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 SCIENCESCOPE

Science 19 March 1993: 1683.
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 Genome shortcut leads to problems

C Anderson
Science 19 March 1993: 1684-1687.
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 YAC Troubles Run Deep

Christopher Anderson
Science 19 March 1993: 1684.
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 Genome Databases Worry About Yeast (and Other) Infections

Christopher Anderson
Science 19 March 1993: 1685.
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 BAC to the Future?

Christopher Anderson
Science 19 March 1993: 1686.
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 NASA Puts the Squeeze on the Station

Faye Flam
Science 19 March 1993: 1687.
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 Can Basic Research Ever Find A Good Home in Biosphere 2?

Traci Watson
Science 19 March 1993: 1688-1689.
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 Controversial vaccine shows promise

J Maurice
Science 19 March 1993: 1689-1690.
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 Swords-to-Plowshares Plan Boosts R&D

Eliot Marshall
Science 19 March 1993: 1690.
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 Naked DNA points way to vaccines

J Cohen
Science 19 March 1993: 1691-1692.
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 Could Quasars Get Their Shine From Stars?

Ray Jayawardhana
Science 19 March 1993: 1692-1693.
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 Immunology. Interfering with interferon

M Barinaga
Science 19 March 1993: 1693-1694.
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 Ecologists Put Some Life Into Models of a Changing World

Yvonne Baskin
Science 19 March 1993: 1694-1696.
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 Could Plants Help Tame the Greenhouse?

Yvonne Baskin
Science 19 March 1993: 1696.
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 More Venus Science, or The Off Switch For Magellan?

Richard A. Kerr
Science 19 March 1993: 1696-1697.
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 French drug developers face HIV fallout

Science 19 March 1993: 1698.
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 AIDS conferees get Berlin assurance

Science 19 March 1993: 1698.
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 AIDS Conferees Get Berlin Assurance

Science 19 March 1993: 1698.
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 French Drug Developers Face HIV Fallout

Science 19 March 1993: 1698-1699.
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 Enzyme Pretenders Claim Some Success

Science 19 March 1993: 1699.
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 Millions for Memory Loss Research

Science 19 March 1993: 1699.
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 The Carved Stela from La Mojarra, Veracruz, Mexico

George E. Stuart
Science 19 March 1993: 1700-1701.
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 Does E. coli have a nose?

JS Parkinson and DF Blair
Science 19 March 1993: 1701-1702.
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A Decipherment of Epi-Olmec Hieroglyphic Writing

John S. Justeson and Terrence Kaufman
Science 19 March 1993: 1703-1711.
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Ancient conserved regions in new gene sequences and the protein databases

P Green, D Lipman, L Hillier, R Waterston, D States, and JM Claverie
Science 19 March 1993: 1711-1716.
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Polar location of the chemoreceptor complex in the Escherichia coli cell

Maddock, JR and L Shapiro
Science 19 March 1993: 1717-1723.
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Formation of Nanometer-Scale Grooves in Silicon with a Scanning Tunneling Microscope

A. Kobayashi, F. Grey, R. S. Williams, and M. Aono
Science 19 March 1993: 1724-1726.
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Boundary Layer Profiles in Plasma Chemical Vapor Deposition

David S. Green, Thomas G. Owano, Skip Williams, David G. Goodwin, Richard N. Zare, and Charles H. Kruger
Science 19 March 1993: 1726-1729.
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Cryptic Grain-Scale Heterogeneity of Oxygen Isotope Ratios in Metamorphic Magnetite

John W. Valley and Colin M. Graham
Science 19 March 1993: 1729-1733.
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The ¹⁸O/¹⁶O Ratio of 2-Billion-Year-Old Seawater Inferred from Ancient Oceanic Crust

C. Holmden and K. Muehlenbachs
Science 19 March 1993: 1733-1736.
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Released form of CNTF receptor alpha component as a soluble mediator of CNTF responses

S Davis, TH Aldrich, NY Ip, N Stahl, S Scherer, T Farruggella, PS DiStefano, R Curtis, N Panayotatos, H Gascan, and al. et
Science 19 March 1993: 1736-1739.
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Multiple defects of immune cell function in mice with disrupted interferon-gamma genes

DK Dalton, S Pitts-Meek, S Keshav, IS Figari, A Bradley, and TA Stewart
Science 19 March 1993: 1739-1742.
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Immune response in mice that lack the interferon-gamma receptor

S Huang, W Hendriks, A Althage, S Hemmi, H Bluethmann, R Kamijo, J Vilcek, RM Zinkernagel, and M Aguet
Science 19 March 1993: 1742-1745.
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Heterologous protection against influenza by injection of DNA encoding a viral protein

JB Ulmer, JJ Donnelly, SE Parker, GH Rhodes, PL Felgner, VJ Dwarki, SH Gromkowski, RR Deck, CM DeWitt, A Friedman, and al. et
Science 19 March 1993: 1745-1749.
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High levels of HIV-1 in plasma during all stages of infection determined by competitive PCR

M Piatak, Jr, MS Saag, LC Yang, SJ Clark, JC Kappes, KC Luk, BH Hahn, GM Shaw, and JD Lifson
Science 19 March 1993: 1749-1754.
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Requirement of the carboxyl terminus of a bacterial chemoreceptor for its targeted proteolysis

MR Alley, Maddock, JR, and L Shapiro
Science 19 March 1993: 1754-1757.
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Microbial competition: Escherichia coli mutants that take over stationary phase cultures

MM Zambrano, DA Siegele, M Almiron, A Tormo, and R Kolter
Science 19 March 1993: 1757-1760.
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An osmosensing signal transduction pathway in yeast

JL Brewster, T de Valoir, ND Dwyer, E Winter, and MC Gustin
Science 19 March 1993: 1760-1763.
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PAC-1: a mitogen-induced nuclear protein tyrosine phosphatase

PJ Rohan, P Davis, CA Moskaluk, M Kearns, H Krutzsch, U Siebenlist, and K Kelly
Science 19 March 1993: 1763-1766.
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Requirement for Cdk2 in cytostatic factor-mediated metaphase II arrest

BG Gabrielli, LM Roy, and JL Maller
Science 19 March 1993: 1766-1769.
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Programmed cell death induced by ceramide

LM Obeid, CM Linardic, LA Karolak, and YA Hannun
Science 19 March 1993: 1769-1771.
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 Ambiguities in Ab Initio Phasing

Todd O. Yeates and Kam Y. J. Zhang
Science 19 March 1993: 1771-1772.
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 Response

S. Subbiah
Science 19 March 1993: 1772.
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 Instruments of Control

Robert Jackall
Science 19 March 1993: 1773-1774.
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 Vignette: Testing Clean

Science 19 March 1993: 1774.
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 Affinities and Rationales

Robert E. Ricklefs
Science 19 March 1993: 1774-1775.
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 Being First

Ruth C. Peterson
Science 19 March 1993: 1775-1776.
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 PRODUCTS & MATERIALS

Science 19 March 1993: 1777.
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