Articles

 This Week in Science

Ruth Levy Guyer
Science 21 December 1990: 1635.
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 The Molecule of the Year

Daniel E. Koshland, Jr.
Science 21 December 1990: 1637.
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 Diamond: glittering prize for materials science

RL Guyer and DE Koshland, Jr
Science 21 December 1990: 1640-1643.
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 Carcinogens and human health: Part 1

FP Perera
Science 21 December 1990: 1644-1646.
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 In Reply: Carcinogens and Human Health: Part 1

Bruce N. Ames and Lois S. Gold
Science 21 December 1990: 1645-1646.
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 The Avocado Illusion

Paul E. Sandorff
Science 21 December 1990: 1646.
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Erratum

Science 21 December 1990: 1646.
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Erratum

Science 21 December 1990: 1646.
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 Choosing Detectors for the SSC: SSC officials are inching toward choosing the two large-scale experiments that will be done in the machine—a decision that will influence physics for at least a decade

Robert Crease
Science 21 December 1990: 1648-1650.
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 A Rare View of the Moon

Richard Kerr
Science 21 December 1990: 1651.
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 Stanford Sails Into a Storm

Marcia Barinaga
Science 21 December 1990: 1651.
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 Biomedical funding: the eternal "crisis"

BJ Culliton
Science 21 December 1990: 1652-1653.
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 Plus ça Change ..

B. J. C.
Science 21 December 1990: 1653.
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 Space Program: Blueprint for Ambiguity?: A national commission's report may lead to major reforms at NASA, but some experts aren't so sure

David Hamilton
Science 21 December 1990: 1654.
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 Slow going for blood substitutes

R Pool
Science 21 December 1990: 1655-1656.
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 Blood, Money, and the Pentagon

R. P.
Science 21 December 1990: 1656.
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 Immune mystery revealed: how MHC meets antigen

M Barinaga
Science 21 December 1990: 1657-1658.
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 Astro-1: From the Jaws of Defeat

Ann Gibbons
Science 21 December 1990: 1658.
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 Breast cancer: two steps closer to understanding

K Wright
Science 21 December 1990: 1659.
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 Volcanoes: Old, New and—Perhaps—Yet To Be

Richard A. Kerr
Science 21 December 1990: 1660-1661.
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 NSF Watchdog Plays Up Misconduct

Science 21 December 1990: 1662.
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 Natchez Man Gets Younger

Science 21 December 1990: 1662.
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 Gazing Through a Gravitational Lens

Science 21 December 1990: 1662.
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 What Next for the Energy Labs?

Science 21 December 1990: 1662-1663.
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 Brown Ousts Staffer From Committee

Science 21 December 1990: 1663.
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 Ulysses: All Shook Up

Science 21 December 1990: 1663.
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 Pinning down sequencing costs

Science 21 December 1990: 1663.
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 GAO Finds Weapons Labs Vulnerable..

Science 21 December 1990: 1663.
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A mechanism for social selection and successful altruism

HA Simon
Science 21 December 1990: 1665-1668.
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Biomass Burning in the Tropics: Impact on Atmospheric Chemistry and Biogeochemical Cycles

Paul J. Crutzen and Meinrat O. Andreae
Science 21 December 1990: 1669-1678.
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Mechanisms in the cycle of violence

KA Dodge, JE Bates, and GS Pettit
Science 21 December 1990: 1678-1683.
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Linkage of early-onset familial breast cancer to chromosome 17q21

JM Hall, MK Lee, B Newman, JE Morrow, LA Anderson, B Huey, and MC King
Science 21 December 1990: 1684-1689.
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 AAAS—Newcomb Cleveland Prize

Science 21 December 1990: 1689.
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Cloning and expression of a developmentally regulated protein that induces mitogenic and neurite outgrowth activity

YS Li, PG Milner, AK Chauhan, MA Watson, RM Hoffman, CM Kodner, J Milbrandt, and TF Deuel
Science 21 December 1990: 1690-1694.
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Targeting the E1 replication protein to the papillomavirus origin of replication by complex formation with the E2 transactivator

IJ Mohr, R Clark, S Sun, EJ Androphy, P MacPherson, and MR Botchan
Science 21 December 1990: 1694-1699.
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Iridium profile for 10 million years across the Cretaceous-Tertiary boundary at Gubbio (Italy)

W Alvarez, F Asaro, and A Montanari
Science 21 December 1990: 1700-1702.
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Kinematics of Late Paleozoic Continental Collision Between Laurentia and Gondwana

Paul E. Sacks and Donald T. Secor, Jr.
Science 21 December 1990: 1702-1705.
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Control of a Desert-Grassland Transition by a Keystone Rodent Guild

James H. Brown and Edward J. Heske
Science 21 December 1990: 1705-1707.
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Characterization of "peak E," a novel amino acid associated with eosinophilia-myalgia syndrome

AN Mayeno, F Lin, CS Foote, DA Loegering, MM Ames, CW Hedberg, and GJ Gleich
Science 21 December 1990: 1707-1708.
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Zinc mediation of the binding of human growth hormone to the human prolactin receptor

BC Cunningham, S Bass, G Fuh, and JA Wells
Science 21 December 1990: 1709-1712.
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Stable, monomeric variants of lambda Cro obtained by insertion of a designed beta-hairpin sequence

MC Mossing and RT Sauer
Science 21 December 1990: 1712-1715.
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Inheritance of proliferative breast disease in breast cancer kindreds

MH Skolnick, LA Cannon-Albright, DE Goldgar, JH Ward, CJ Marshall, GB Schumann, H Hogle, WP McWhorter, EC Wright, TD Tran, and al. et
Science 21 December 1990: 1715-1720.
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Induction by antigen of intrathymic apoptosis of CD4+CD8+TCRlo thymocytes in vivo

KM Murphy, AB Heimberger, and DY Loh
Science 21 December 1990: 1720-1723.
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Transport protein genes in the murine MHC: possible implications for antigen processing

JJ Monaco, S Cho, and M Attaya
Science 21 December 1990: 1723-1726.
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Peripheral clonal elimination of functional T cells

LA Jones, LT Chin, DL Longo, and AM Kruisbeek
Science 21 December 1990: 1726-1729.
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Hemolin: an insect-immune protein belonging to the immunoglobulin superfamily

SC Sun, I Lindstrom, HG Boman, I Faye, and O Schmidt
Science 21 December 1990: 1729-1732.
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Dominant negative regulation of the mouse alpha-fetoprotein gene in adult liver

J Vacher and SM Tilghman
Science 21 December 1990: 1732-1735.
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Calcium-sensitive inactivation in the gating of single calcium channels

DT Yue, PH Backx, and JP Imredy
Science 21 December 1990: 1735-1738.
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A new arbovirus from Aedes albopictus, an Asian mosquito established in the United States

DB Francy, N Karabatsos, DM Wesson, CG Moore, Jr, JS Lazuick, ML Niebylski, TF Tsai, and GB Craig, Jr
Science 21 December 1990: 1738-1740.
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Regulation of progesterone receptor-mediated transcription by phosphorylation

LA Denner, NL Weigel, BL Maxwell, WT Schrader, and BW O'Malley
Science 21 December 1990: 1740-1743.
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Early enhancement of calcium currents by H-ras oncoproteins injected into Hermissenda neurons

C Collin, AG Papageorge, DR Lowy, and DL Alkon
Science 21 December 1990: 1743-1745.
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Hot spots for growth hormone gene deletions in homologous regions outside of Alu repeats

CL Vnencak-Jones and JA Phillips, 3rd
Science 21 December 1990: 1745-1748.
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 Type 1 neurofibromatosis gene: correction

Science 21 December 1990: 1749.
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 In Reply: Type 1 Neurofibromatosis Gene: Correction

Gary R. Skuse
Science 21 December 1990: 1749.
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 In Reply: Type 1 Neurofibromatosis Gene: Correction

Margaret R. Wallace, Douglas A. Marchuk, Lone B. Andersen, and Francis S. Collins
Science 21 December 1990: 1749.
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 Forensic Scientists Uncovering Fate of Brazil's "Disappeared" with Help of AAAS

Science 21 December 1990: 1750-1751.
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 Spotlight on Top Scientists in Africa

Science 21 December 1990: 1751-1752.
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 Robert Nansen

Science 21 December 1990: 1751.
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 Global Warming: Not Only Show in Town

Science 21 December 1990: 1752.
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 Fellows Sought from Industry for OSTP Posts

Science 21 December 1990: 1752.
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 Interview with Ivan Havel: Science in Eastern Europe

Science 21 December 1990: 1753.
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 The High-Status Track. Studies of Elite Schools and Stratification. Paul William Kingston and Lionel S. Lewis, Eds. State University of New York Press, Albany, 1990. xxxiv, 261 pp., illus. $54.50; paper, $17.95. SUNY Series, Frontiers in Education

David Karen
Science 21 December 1990: 1754-1755.
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 The Diverted Dream. Community Colleges and the Promise of Educational Opportunity in America, 1900-1985. Steven Brint and Jerome Karabel. Oxford University Press, New York, 1989. xii, 312 pp. $24.95

Harold S. Wechsler
Science 21 December 1990: 1755-1756.
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 Moments In the Life of a Scientist. Bruno Rossi. Cambridge University Press, New York, 1990. xvi, 181 pp., illus., + plates. $44.50

Michael W. Friedlander
Science 21 December 1990: 1756-1757.
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 Freedom in Machinery. Vol. 2, Screw Theory Exemplified. Jack Phillips. Cambridge University Press, New York, 1990. xiv, 251 pp., illus. $85

Joseph Duffy and Michael Griffis
Science 21 December 1990: 1757-1758.
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 The Astronomer's Universe. Stars, Galaxies, and Cosmos. Herbert Friedman. Norton, New York, 1990. xxii, 359 pp., illus. $24.95. Commonwealth Fund Book Program

Katherine Bracher
Science 21 December 1990: 1758.
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 The Mechanics of Earthquakes and Faulting. Christopher H. Scholz. Cambridge University Press, New York, 1990. xii, 439 pp., illus., $79.50

Ronald L. Bruhn
Science 21 December 1990: 1758-1759.
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 Products & Materials

Science 21 December 1990: 1764.
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