Bone Remodeling and Repair

Bone Health in The Balance

Paula Kiberstis, Orla Smith, and Colin Norman
Science 1 September 2000: 1497.
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News

Tissue Engineers Build New Bone

Robert F. Service
Science 1 September 2000: 1498-1500.
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Reviews

The Osteoblast: A Sophisticated Fibroblast under Central Surveillance

Patricia Ducy, Thorsten Schinke, and Gerard Karsenty
Science 1 September 2000: 1501-1504.
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Bone Resorption by Osteoclasts

Steven L. Teitelbaum
Science 1 September 2000: 1504-1508.
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Therapeutic Approaches to Bone Diseases

Gideon A. Rodan and T. John Martin
Science 1 September 2000: 1508-1514.
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This Week in Science

Editor summaries of this week's papers.
Science 1 September 2000: 1429.
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Editorial:
Two Cheers for New Stem Cell Rules

Donald Kennedy
Science 1 September 2000: 1469.
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Editors' Choice

Highlights of the recent literature.
Science 1 September 2000: 1433.
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NetWatch

Best of the Web in science.
Science 1 September 2000: 1427.
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 NEW PRODUCTS

Science 1 September 2000: 1575-1576.

News of the Week

NIH GUIDELINES:
Researchers Get Green Light for Work on Stem Cells

Gretchen Vogel
Science 1 September 2000: 1442-1443.
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NATIONAL ACADEMY:
New Report Triggers Changes in the NRC

Andrew Lawler
Science 1 September 2000: 1443-1445.
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SCIENTIFIC PUBLISHING:
Chemists Toy With the Preprint Future

Robert F. Service
Science 1 September 2000: 1445-1446.
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LIPID RESEARCH:
Possible New Way to Lower Cholesterol

Dan Ferber
Science 1 September 2000: 1446-1447.
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INFORMATION THEORY:
'Ultimate PC' Would Be a Hot Little Number

Charles Seife
Science 1 September 2000: 1447-1448.
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ASTROPHYSICS:
Neutron Stars Imply Relativity's a Drag

Govert Schilling
Science 1 September 2000: 1448.
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ECOLOGY:
Forest Fire Plan Kindles Debate

John S. MacNeil
Science 1 September 2000: 1448-1449.
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SEDIMENTARY GEOLOGY:
Homegrown Quartz Muddies the Water

Erik Stokstad
Science 1 September 2000: 1449-1451.
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MOLECULAR STRUCTURE:
Physicists Glimpse How Quasicrystals Boogie

Mark Sincell
Science 1 September 2000: 1451.
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ScienceScope

Science 1 September 2000: 1445.
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Random Samples

Science 1 September 2000: 1461.
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News Focus

EPIDEMIOLOGY:
Tracking the Human Fallout From 'Mad Cow Disease'

Michael Balter
Science 1 September 2000: 1452-1454.
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TEACHER TRAINING:
How to Produce Better Math and Science Teachers

Jeffrey Mervis
Science 1 September 2000: 1454-1455.
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GENETICS:
Transposons Help Sculpt a Dynamic Genome

Anne Simon Moffat
Science 1 September 2000: 1455-1457.
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NEUROSCIENCE:
A Ruckus Over Releasing Images of the Human Brain

Eliot Marshall
Science 1 September 2000: 1458-1459.
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Letters

This Week's Letters

Science 1 September 2000: 1471.
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 Help in Accessing Human Genome Information

The International Human Genome Sequencing Consortium
Science 1 September 2000: 1471.
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 Rain Forest Conservation Under Review

Charles Di Leva;, John O. Niles, Claire Kremen, Philip Guillery;, Robert Bonnie, and Stephan Schwartzman
Science 1 September 2000: 1471-1472.
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 Less Is Moa

Atholl Anderson;, R. N. Holdaway, and C. Jacomb
Science 1 September 2000: 1472-1474.
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 CORRECTIONS AND CLARIFICATIONS

Science 1 September 2000: 1474.
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Books et al.

ANTHROPOLOGY:
Sex on the Brain

Catherine Marler
Science 1 September 2000: 1478-1479.
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SECURITY POLICY:
Terrorists and Toxins

John T. Finn
Science 1 September 2000: 1479.
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 Books Received

Science 1 September 2000: 1480.

Essays on Science and Society

ESSAYS ON SCIENCE AND SOCIETY:
In Search of Einstein's Genius

Steve C. Wang
Science 1 September 2000: 1477.
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Perspectives

AGRICULTURE:
Genetically Modified Crops and Farmland Biodiversity

Les G. Firbank and Frank Forcella
Science 1 September 2000: 1481-1482.
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MICROBIOLOGY:
How to Get Along--Friendly Microbes in a Hostile World

Ramnik J. Xavier and Daniel K. Podolsky
Science 1 September 2000: 1483-1484.
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ASTRONOMY:
Enhanced: Monsters at the Heart of Galaxy Formation

John Kormendy
Science 1 September 2000: 1484-1485.
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ECOLOGY:
Invariants, Scaling Laws, and Ecological Complexity

Pablo A. Marquet
Science 1 September 2000: 1487-1488.
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GENOMICS:
Genomics Happens

Victor J. DiRita
Science 1 September 2000: 1488-1489.
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PROTEIN EVOLUTION:
On the Ancestry of Barrels

Edith Wilson Miles and David R. Davies
Science 1 September 2000: 1490.
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Research Articles

Coseismic and Postseismic Fault Slip for the 17 August 1999, M = 7.5, Izmit, Turkey Earthquake

R. E. Reilinger, S. Ergintav, R. Bürgmann, S. McClusky, O. Lenk, A. Barka, O. Gurkan, L. Hearn, K. L. Feigl, R. Cakmak, B. Aktug, H. Ozener, and M. N. Töksoz
Science 1 September 2000: 1519-1524.
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Regulation of Absorption and ABC1-Mediated Efflux of Cholesterol by RXR Heterodimers

J. J. Repa, S. D. Turley, J.-M. A. Lobaccaro, J. Medina, L. Li, K. Lustig, B. Shan, R. A. Heyman, J. M. Dietschy, and D. J. Mangelsdorf
Science 1 September 2000: 1524-1529.
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Reports

Enhanced Room-Temperature Geometric Magnetoresistance in Inhomogeneous Narrow-Gap Semiconductors

S. A. Solin, Tineke Thio, D. R. Hines, and J. J. Heremans
Science 1 September 2000: 1530-1532.
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Evidence for Superfluidity in Para-Hydrogen Clusters Inside Helium-4 Droplets at 0.15 Kelvin

Slava Grebenev, Boris Sartakov, J. Peter Toennies, and Andrei F. Vilesov
Science 1 September 2000: 1532-1535.
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A Quantum State-Resolved Insertion Reaction: O(¹D) + H₂(J = 0)  OH(², v, N) + H(²S)

Xianghong Liu, Jim J. Lin, Steven Harich, George C. Schatz, and Xueming Yang
Science 1 September 2000: 1536-1538.
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⁹²Nb-⁹²Zr and the Early Differentiation History of Planetary Bodies

C. Münker, S. Weyer, K. Mezger, M. Rehkämper, F. Wombacher, and A. Bischoff
Science 1 September 2000: 1538-1542.
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A 22,000-Year Record of Monsoonal Precipitation from Northern Chile's Atacama Desert

J. L. Betancourt, C. Latorre, J. A. Rech, J. Quade, and K. A. Rylander
Science 1 September 2000: 1542-1546.
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Structural Evidence for Evolution of the / Barrel Scaffold by Gene Duplication and Fusion

Dietmar Lang, Ralf Thoma, Martina Henn-Sax, Reinhard Sterner, and Matthias Wilmanns
Science 1 September 2000: 1546-1550.
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Selective Inhibition of NF-B Activation by a Peptide That Blocks the Interaction of NEMO with the IB Kinase Complex

Michael J. May, Fulvio D'Acquisto, Lisa A. Madge, Judith Glöckner, Jordan S. Pober, and Sankar Ghosh
Science 1 September 2000: 1550-1554.
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Predictions of Biodiversity Response to Genetically Modified Herbicide-Tolerant Crops

A. R. Watkinson, R. P. Freckleton, R. A. Robinson, and W. J. Sutherland
Science 1 September 2000: 1554-1557.
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Relation Between Population Density and Body Size in Stream Communities

P. E. Schmid, M. Tokeshi, and J. M. Schmid-Araya
Science 1 September 2000: 1557-1560.
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Prokaryotic Regulation of Epithelial Responses by Inhibition of IB- Ubiquitination

Andrew S. Neish, Andrew T. Gewirtz, Hui Zeng, Andrew N. Young, Michael E. Hobert, Vinit Karmali, Anjali S. Rao, and James L. Madara
Science 1 September 2000: 1560-1563.
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Generation of G-to-A and C-to-U Changes in HIV-1 Transcripts by RNA Editing

K. Bourara, S. Litvak, and A. Araya
Science 1 September 2000: 1564-1566.
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Extension of Life-Span with Superoxide Dismutase/Catalase Mimetics

Simon Melov, Joanne Ravenscroft, Sarwatt Malik, Matt S. Gill, David W. Walker, Peter E. Clayton, Douglas C. Wallace, Bernard Malfroy, Susan R. Doctrow, and Gordon J. Lithgow
Science 1 September 2000: 1567-1569.
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Responses of Vomeronasal Neurons to Natural Stimuli

Timothy E. Holy, Catherine Dulac, and Markus Meister
Science 1 September 2000: 1569-1572.
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Technical Comments

 Does Rydberg State Manipulation Equal Quantum Computation?

David A. Meyer, Paul G. Kwiat, Richard J. Hughes, P. H. Bucksbaum, J. Ahn, and T. C. Weinacht
Science 1 September 2000: 1431.
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