Articles

 THIS WEEK IN SCIENCE

Science 26 February 1993: 1233.
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 Pesticides and food

PH Abelson
Science 26 February 1993: 1235.
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 Funding the SSC

T. H. Geballe and J. M. Rowell
Science 26 February 1993: 1237-1238.
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 Smitten by quail

DB Berkowitz
Science 26 February 1993: 1238-1239.
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 The Quality of Homoeosis

Z. Renee Sung
Science 26 February 1993: 1239-1240.
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 Splicer RNAs

JA Steitz
Science 26 February 1993: 1240.
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 SCIENCESCOPE

Science 26 February 1993: 1243.
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 Clinton's Technology Policy Emerges

Christopher Anderson
Science 26 February 1993: 1244-1245.
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 Publication by Electronic Mail Takes Physics by Storm

Gary Taubes
Science 26 February 1993: 1246-1248.
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 Mitochondrial Eve refuses to die

A Gibbons
Science 26 February 1993: 1249-1250.
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 Empathy and brain evolution

A Gibbons
Science 26 February 1993: 1250-1251.

 The risks of inbreeding

A Gibbons
Science 26 February 1993: 1252.

 New meetings tackle the knowledge conundrum

AS Moffat
Science 26 February 1993: 1253-1255.
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 Measures of Success at the Frontiers

Anne Simon Moffat
Science 26 February 1993: 1254.
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 Animal Importer Admits Primate Conspiracy

Science 26 February 1993: 1256.
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 Uncovering a 10-Ton Hoax

Science 26 February 1993: 1256.
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 A RUN IS A RUN IS A RUN

Science 26 February 1993: 1256.
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 A New Director for Hubble Facility

Science 26 February 1993: 1256.
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 The cell's nucleus shapes up

M Hoffman
Science 26 February 1993: 1257-1259.
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 Looking for Cancer in Nuclear Matrix Proteins

John Travis
Science 26 February 1993: 1258.
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 Analytical Titans Gather at Pittcon to Predict the Future

Ivan Amato
Science 26 February 1993: 1260-1261.
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 An Analytical Triptych

Ivan Amato
Science 26 February 1993: 1261.
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 Battle Lines Shift in the Great Cosmic Distance Dispute

Faye Flam
Science 26 February 1993: 1262-1263.
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 MS study yields mixed results

CK Yoon
Science 26 February 1993: 1263.
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 GTP hydrolysis in protein synthesis: two for Tu?

P Schimmel
Science 26 February 1993: 1264-1265.
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Mediterranean Outflow Mixing and Dynamics

James F. Price, Molly O'Neil Baringer, Rolf G. Lueck, Gregory C. Johnson, Isabel Ambar, Gregorio Parrilla, Alain Cantos, Maureen A. Kennelly, and Thomas B. Sanford
Science 26 February 1993: 1277-1282.
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Simple Systems That Exhibit Self-Directed Replication

James A. Reggia, Steven L. Armentrout, Hui-Hsien Chou, and Yun Peng
Science 26 February 1993: 1282-1287.
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Crystal structure of a synthetic triple-stranded alpha-helical bundle

B Lovejoy, S Choe, D Cascio, DK McRorie, WF DeGrado, and D Eisenberg
Science 26 February 1993: 1288-1293.
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The Chaotic Obliquity of Mars

Jihad Touma and Jack Wisdom
Science 26 February 1993: 1294-1297.
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Lidar Observations of the Meteoric Deposition of Mesospheric Metals

Timothy J. Kane and Chester S. Gardner
Science 26 February 1993: 1297-1300.
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Isomers of Small Carbon Cluster Anions: Linear Chains with up to 20 Atoms

Gert von Helden, Paul R. Kemper, Nigel G. Gotts, and Michael T. Bowers
Science 26 February 1993: 1300-1302.
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A mixed-valent polyiron oxo complex that models the biomineralization of the ferritin core

KL Taft, GC Papaefthymiou, and SJ Lippard
Science 26 February 1993: 1302-1305.
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Identification of a Second Dynamic State During Stick-Slip Motion

Hisae Yoshizawa, Patricia McGuiggan, and Jacob Israelachvili
Science 26 February 1993: 1305-1308.
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Three-Dimensional Instabilities of Mantle Convection with Multiple Phase Transitions

S. Honda, D. A. Yuen, S. Balachandar, and D. Reuteler
Science 26 February 1993: 1308-1311.
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Toward a model for the interaction between elongation factor Tu and the ribosome

A Weijland and A Parmeggiani
Science 26 February 1993: 1311-1314.
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Inhibition of Rev-mediated HIV-1 expression by an RNA binding protein encoded by the interferon-inducible 9-27 gene

P Constantoulakis, M Campbell, BK Felber, G Nasioulas, E Afonina, and GN Pavlakis
Science 26 February 1993: 1314-1318.
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The cloning of PIG-A, a component in the early step of GPI-anchor biosynthesis

T Miyata, J Takeda, Y Iida, N Yamada, N Inoue, M Takahashi, K Maeda, T Kitani, and T Kinoshita
Science 26 February 1993: 1318-1320.
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Double-blind pilot trial of oral tolerization with myelin antigens in multiple sclerosis

HL Weiner, GA Mackin, M Matsui, EJ Orav, SJ Khoury, DM Dawson, and DA Hafler
Science 26 February 1993: 1321-1324.
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Association between brain temperature and dentate field potentials in exploring and swimming rats

E Moser, I Mathiesen, and P Andersen
Science 26 February 1993: 1324-1326.
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Higher level organization of individual gene transcription and RNA splicing

Y Xing, CV Johnson, PR Dobner, and JB Lawrence
Science 26 February 1993: 1326-1330.
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A three-dimensional view of precursor messenger RNA metabolism within the mammalian nucleus

KC Carter, D Bowman, W Carrington, K Fogarty, JA McNeil, FS Fay, and JB Lawrence
Science 26 February 1993: 1330-1335.
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 The role of water in hemoglobin function and stability

D Bulone, PL San Biagio, MB Palma-Vittorelli, and MU Palma
Science 26 February 1993: 1335-1336.
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 Response

Marcio F. Colombo, Donald C. Rau, and V. Adrian Parsegian
Science 26 February 1993: 1336.
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 Retrospective on Hanford

Bruce Hevly
Science 26 February 1993: 1348-1349.
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 S-Curves Everywhere

Kenneth C. Land
Science 26 February 1993: 1349-1350.
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 Vignettes: Forms of Writing

Science 26 February 1993: 1349.
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 Geofractology

Charles Sammis
Science 26 February 1993: 1350-1351.
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 PRODUCTS & MATERIALS

Science 26 February 1993: 1352-1353.
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