Ecology

Geographic Distribution of Endangered Species in the United States

A. P. Dobson, J. P. Rodriguez, W. M. Roberts, and D. S. Wilcove
Science Jan 24 1997: 550-553.
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Botany

A beneficial infection

Science Jan 24 1997: 453-0.
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A Legume Ethylene-Insensitive Mutant Hyperinfected by Its Rhizobial Symbiont

R. Varma Penmetsa and Douglas R. Cook
Science Jan 24 1997: 527-530.
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Immunology

Impotent immunocytes

Science Jan 24 1997: 453-0.
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Requirement for the Transcription Factor LSIRF/IRF4 for Mature B and T Lymphocyte Function

Hans-Willi Mittrucker, Toshifumi Matsuyama, Alex Grossman, Thomas M. Kundig, Julia Potter, Arda Shahinian, Andrew Wakeham, Bruce Patterson, Pamela S. Ohashi, and Tak W. Mak
Science Jan 24 1997: 540-543.
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Physical Sciences

Astronomy

Astrophysics: Visions of Black Holes

James Glanz
Science Jan 24 1997: 476-478.
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Chemistry

Iron oxide core

Science Jan 24 1997: 453-0.
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An Fe₂^IVO₂ Diamond Core Structure for the Key Intermediate Q of Methane Monooxygenase

Lijin Shu, Jeremy C. Nesheim, Karl Kauffmann, Eckard Munck, John D. Lipscomb, and Lawrence Que Jr.
Science Jan 24 1997: 515-518.
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Detection and Characterization of the Cumulene Carbenes H₂C₅ and H₂C₆

M. C. McCarthy, M. J. Travers, A. Kovacs, Wei Chen, Stewart E. Novick, C. A. Gottlieb, and P. Thaddeus
Science Jan 24 1997: 518-520.
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Physics

Plasma Physics: More Powerful Pulses Please and Puzzle

Dennis Normile
Science Jan 24 1997: 481-482.
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