Reproductive Biology

Where Do Babies Come From?

Beverly Purnell and Laura Helmuth
Science 21 June 2002: 2163.
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News

Sorting Out Chromosome Errors

Jon Cohen
Science 21 June 2002: 2164-2166.
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Quirks of Fetal Environment Felt Decades Later

Jennifer Couzin
Science 21 June 2002: 2167-2169.
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Cells Exchanged During Pregnancy Live On

Marcia Barinaga
Science 21 June 2002: 2169-2172.
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Research on Contraception Still in the Doldrums

Constance Holden
Science 21 June 2002: 2172-2173.
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Reviews

Germline Stem Cell Transplantation and Transgenesis

Ralph L. Brinster
Science 21 June 2002: 2174-2176.
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Unique Chromatin Remodeling and Transcriptional Regulation in Spermatogenesis

Paolo Sassone-Corsi
Science 21 June 2002: 2176-2178.
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Intercellular Communication in the Mammalian Ovary: Oocytes Carry the Conversation

Martin M. Matzuk, Kathleen H. Burns, Maria M. Viveiros, and John J. Eppig
Science 21 June 2002: 2178-2180.
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Sex Matters in Meiosis

Patricia A. Hunt and Terry J. Hassold
Science 21 June 2002: 2181-2183.
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Penetration, Adhesion, and Fusion in Mammalian Sperm-Egg Interaction

Paul Primakoff and Diana G. Myles
Science 21 June 2002: 2183-2185.
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Deciphering the Cross-Talk of Implantation: Advances and Challenges

B. C. Paria, Jeff Reese, Sanjoy K. Das, and S. K. Dey
Science 21 June 2002: 2185-2188.
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The Science of ART

Richard M. Schultz and Carmen J. Williams
Science 21 June 2002: 2188-2190.
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This Week in Science

Editor summaries of this week's papers.
Science 21 June 2002: 2097.
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Editorial:
Measuring Success in Assisted Reproductive Technology

Peter Braude
Science 21 June 2002: 2101.
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Editors' Choice

Highlights of the recent literature.
Science 21 June 2002: 2103.
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NetWatch

Best of the Web in science.
Science 21 June 2002: 2107.
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 NEW PRODUCTS

Science 21 June 2002: 2250-2252.

News of the Week

BIOWARFARE:
Did Bioweapons Test Cause a Deadly Smallpox Outbreak?

Martin Enserink
Science 21 June 2002: 2116-2117.
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CLONING:
Moratorium Replaces Ban as U.S. Target

David Malakoff
Science 21 June 2002: 2117.
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RADIOLOGICAL TERRORISM:
New Effort Aims to Thwart Dirty Bombers

Richard Stone
Science 21 June 2002: 2117-2119.
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GERMANY:
Gruss Takes Max Planck Helm

Philipp Weis and Gretchen Vogel
Science 21 June 2002: 2119-2120.
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IMMUNOLOGY:
Plant a Few Cells, Sprout a Thymus

Jennifer Couzin
Science 21 June 2002: 2120-2121.
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DEVELOPMENTAL BIOLOGY:
Nerves Tell Arteries to Make Like a Tree

Greg Miller
Science 21 June 2002: 2121-2123.
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CANADA:
Act Seen as First Step in Protecting Species

Wayne Kondro
Science 21 June 2002: 2123.
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CANADA:
Amgen Splits With Lab, But Its Money Lingers

Wayne Kondro
Science 21 June 2002: 2123-2124.
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EXOPLANETS:
Jupiter's Brother Joins the Family

Richard A. Kerr
Science 21 June 2002: 2124.
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JAPAN:
New Program to Aid Smaller Universities

Dennis Normile
Science 21 June 2002: 2124-2125.
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GENE TRANSCRIPTION:
Demolition Crew Gets a Hand From Chaperones

Jean Marx
Science 21 June 2002: 2125.
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ScienceScope

Science 21 June 2002: 2119.
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Random Samples

Science 21 June 2002: 2137.
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News Focus

STEM CELLS:
Plasticity: Time for a Reappraisal?

Constance Holden and Gretchen Vogel
Science 21 June 2002: 2126-2129.
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CLIMATE CHANGE:
Russia Can Save Kyoto, If It Can Do the Math

Paul Webster
Science 21 June 2002: 2129-2130.
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NEUROSCIENCE:
A Generation Gap in Brain Activity

Laura Helmuth
Science 21 June 2002: 2131-2133.
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ASTROPHYSICS:
Physicists Prepare to Catch Cosmic Bullets

Robert Irion
Science 21 June 2002: 2134-2135.
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Letters

This Week's Letters

Science 21 June 2002: 2139.
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 Doubting Bose-Einstein Condensation in Helium

Gary Williams; and Adrian Cho
Science 21 June 2001: 2139.
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 Uncertainty in Climate Models

Stephen E. Schwartz;, Thomas M. Smith, Thomas R. Karl, and Richard W. Reynolds
Science 21 June 2002: 2139-2140.
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 Dietary Restriction and Life-Span

Andrzej Bartke, J. Chris Wright, Julie A. Mattison, Donald K. Ingram, Richard A. Miller, George S. Roth;, David J. Clancy, David Gems, Ernst Hafen, Sally J. Leevers, and Linda Partridge
Science 21 June 2002: 2141-2142.
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 Ice Patch Discovery: A Joint Effort

Gerry Kuzyk
Science 21 June 2002: 2142.
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Books et al.

DEVELOPMENT:
Making Sense of Changing Animal Embryos

Billie J. Swalla
Science 21 June 2002: 2147-2148.
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PHILOSOPHY:
Knowledge and Social Norms

Alvin I. Goldman
Science 21 June 2002: 2148-2149.
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 Books Received

Science 21 June 2002: 2148.

Policy Forum

PUBLIC HEALTH:
Enhanced: Worldwide Occurrences of Arsenic in Ground Water

D. Kirk Nordstrom
Science 21 June 2002: 2143-2145.
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PUBLIC HEALTH:
Enhanced: Arsenic Epidemiology and Drinking Water Standards

Allan H. Smith, Peggy A. Lopipero, Michael N. Bates, and Craig M. Steinmaus
Science 21 June 2002: 2145-2146.
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Perspectives

NEURODEGENERATION:
A Glutamine-Rich Trail Leads to Transcription Factors

Richard N. Freiman and Robert Tjian
Science 21 June 2002: 2149-2150.
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PLANETARY SCIENCE:
Where Have All the Comets Gone?

Mark E. Bailey
Science 21 June 2002: 2151-2153.
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BROWN DWARFS:
Failed Stars or Overachieving Planets?

I. Neill Reid
Science 21 June 2002: 2154-2155.
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ATOM OPTICS:
Continuous Progress on Atom Lasers

Tilman Pfau
Science 21 June 2002: 2155-2156.
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BIOCHEMISTRY:
Intramembrane Proteases--Mixing Oil and Water

Michael S. Wolfe and Dennis J. Selkoe
Science 21 June 2002: 2156-2157.
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Tech.Sight

CATALYTIC ANTIBODIES:
Antibody Design by Man and Nature

Paul Wentworth Jr.
Science 21 June 2002: 2247-2249.
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Review

Climate Warming and Disease Risks for Terrestrial and Marine Biota

C. Drew Harvell, Charles E. Mitchell, Jessica R. Ward, Sonia Altizer, Andrew P. Dobson, Richard S. Ostfeld, and Michael D. Samuel
Science 21 June 2002: 2158-2162.
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Brevia

 Amygdala Response to Happy Faces as a Function of Extraversion

Turhan Canli, Heidi Sivers, Susan L. Whitfield, Ian H. Gotlib, and John D. E. Gabrieli
Science 21 June 2002: 2191.
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Research Article

A Continuous Source of Bose-Einstein Condensed Atoms

A. P. Chikkatur, Y. Shin, A. E. Leanhardt, D. Kielpinski, E. Tsikata, T. L. Gustavson, D. E. Pritchard, and W. Ketterle
Science 21 June 2002: 2193-2195.
Published online 16 May 2002 [DOI: 10.1126/science.1072825] (in Science Express Research Articles)
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Reports

Coherent Spin Oscillations in a Disordered Magnet

S. Ghosh, R. Parthasarathy, T. F. Rosenbaum, and G. Aeppli
Science 21 June 2002: 2195-2198.
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Antibody-Based Bio-Nanotube Membranes for Enantiomeric Drug Separations

Sang Bok Lee, David T. Mitchell, Lacramioara Trofin, Tarja K. Nevanen, Hans Söderlund, and Charles R. Martin
Science 21 June 2002: 2198-2200.
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Watching Vibrational Energy Transfer in Liquids with Atomic Spatial Resolution

Zhaohui Wang, Andrei Pakoulev, and Dana D. Dlott
Science 21 June 2002: 2201-2203.
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Structure of the 8200-Year Cold Event Revealed by a Speleothem Trace Element Record

James U. L. Baldini, Frank McDermott, and Ian J. Fairchild
Science 21 June 2002: 2203-2206.
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Insights into Collisional Magmatism from Isotopic Fingerprints of Melting Reactions

Kurt M. Knesel and Jon P. Davidson
Science 21 June 2002: 2206-2208.
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A Large Paleolake Basin at the Head of Ma'adim Vallis, Mars

Rossman P. Irwin, III, Ted A. Maxwell, Alan D. Howard, Robert A. Craddock, and David W. Leverington
Science 21 June 2002: 2209-2212.
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The Mass Disruption of Oort Cloud Comets

Harold F. Levison, Alessandro Morbidelli, Luke Dones, Robert Jedicke, Paul A. Wiegert, and William F. Bottke, Jr.
Science 21 June 2002: 2212-2215.
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Identification of Signal Peptide Peptidase, a Presenilin-Type Aspartic Protease

Andreas Weihofen, Kathleen Binns, Marius K. Lemberg, Keith Ashman, and Bruno Martoglio
Science 21 June 2002: 2215-2218.
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Visualization and Functional Analysis of RNA-Dependent RNA Polymerase Lattices

John M. Lyle, Esther Bullitt, Kurt Bienz, and Karla Kirkegaard
Science 21 June 2002: 2218-2222.
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Covariation of Synaptonemal Complex Length and Mammalian Meiotic Exchange Rates

Audrey Lynn, Kara E. Koehler, LuAnn Judis, Ernest R. Chan, Jonathan P. Cherry, Stuart Schwartz, Allen Seftel, Patricia A. Hunt, and Terry J. Hassold
Science 21 June 2002: 2222-2225.
Published online 6 June 2002 [DOI: 10.1126/science.1071220] (in Science Express Reports)
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The Structure of Haplotype Blocks in the Human Genome

Stacey B. Gabriel, Stephen F. Schaffner, Huy Nguyen, Jamie M. Moore, Jessica Roy, Brendan Blumenstiel, John Higgins, Matthew DeFelice, Amy Lochner, Maura Faggart, Shau Neen Liu-Cordero, Charles Rotimi, Adebowale Adeyemo, Richard Cooper, Ryk Ward, Eric S. Lander, Mark J. Daly, and David Altshuler
Science 21 June 2002: 2225-2229.
Published online 23 May 2002 [DOI: 10.1126/science.1069424] (in Science Express Reports)
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Pseudomonas-Candida Interactions: An Ecological Role for Virulence Factors

Deborah A. Hogan and Roberto Kolter
Science 21 June 2002: 2229-2232.
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Disassembly of Transcriptional Regulatory Complexes by Molecular Chaperones

Brian C. Freeman and Keith R. Yamamoto
Science 21 June 2002: 2232-2235.
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Regulation of the Different Chromatin States of Autosomes and X Chromosomes in the Germ Line of C. elegans

Youyi Fong, Laurel Bender, Wenchao Wang, and Susan Strome
Science 21 June 2002: 2235-2238.
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Sp1 and TAFII130 Transcriptional Activity Disrupted in Early Huntington's Disease

Anthone W. Dunah, Hyunkyung Jeong, April Griffin, Yong-Man Kim, David G. Standaert, Steven M. Hersch, M. Maral Mouradian, Anne B. Young, Naoko Tanese, and Dimitri Krainc
Science 21 June 2002: 2238-2243.
Published online 2 May 2002 [DOI: 10.1126/science.1072613] (in Science Express Reports)
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Place Cells and Place Recognition Maintained by Direct Entorhinal-Hippocampal Circuitry

Vegard H. Brun, Mona K. Otnæss, Sturla Molden, Hill-Aina Steffenach, Menno P. Witter, May-Britt Moser, and Edvard I. Moser
Science 21 June 2002: 2243-2246.
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Technical Comments

 Changes in Tropical Clouds and Radiation

Kevin E. Trenberth, Bruce A. Wielicki, Anthony D. Del Genio, Takmeng Wong, Junye Chen, Barbara E. Carlson, Richard P. Allan, Franklin Robertson, Herbert Jacobowitz, Anthony Slingo, David A. Randall, Jeffrey T. Kiehl, Brian J. Soden, C. T. Gordon, Alvin J. Miller, Shi-Keng Yang, and Joel Susskind
Science 21 June 2002: 2095.
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