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News of the Week:

Infant Deaths Linked to Odd Heartbeat

 A study of more than 33,000 Italian babies finds a link between sudden infant death syndrome and a heartbeat abnormality called long QT syndrome.

Sources:

Ronald L. Ariagno
Stanford University School of Medicine
750 Welch Road, Suite 315
Palo Alto, CA 94304

Richard S. Crampton
University of Virginia
Department of Medicine
Cardiovascular Division
Box 158
Charlottesville, VA 22908

Peter J. Schwartz
Department of Cardiology
Policlinico San Matteo IRCCS
Piazzale Golgi, 2
Pavia 27100
Italy

G. Michael Vincent
LDS Hospital
8th Avenue and C Street
Salt lake City, UT 84143

 

New bird species found in surprising place

 In a well-studied Ecuadorean forest, ornithologists have discovered a previously undetected bird.

Sources:

Robert E. Bleiweiss
University of Wisconsin-Madison
Department of Zoology
430 Lincoln Drive
Madison, WI 53706

Michael Braun
Smithsonian Institution
Laboratory of Molecular Systematics
4210 Silver Hill Road
Suitland, MD 20746

John W. Fitzpatrick
Cornell University
Laboratory of Ornithology
159 Sapsucker Woods Road
Ithaca, NY 14850

Robert S. Ridgely
Academy of Natural Sciences
Center for Neotropical Ornithology
1900 Benjamin Franklin Parkway
Philadelphia, PA 19103-1195

 

European crab leaps to Pacific prominence

 The voracious European green crab, recently introduced to West Coast waters, is rapidly spreading northward, threatening coastal shellfish.

Sources:

Andrew Cohen
San Francisco Estuary Institute
180 Richmond Field Station
1325 South 46th Street
Richmond, CA 94804

Edwin D. Grosholz
University of New Hampshire
Department of Zoology
Durham, NH 03824

Armand M. Kuris
University of California, Santa Barbara
Department of Biological Sciences
Santa Barbara, CA 93106

Kevin D. Lafferty
University of California, Santa Barbara
Marine Science Institute
Santa Barbara, CA 93106

Elliott A. Norse
Marine Conservation Biology Institute
15806 NE 47th Court
Redmond, WA 98052

 

Quick screening yields better catalysts

 Using an ink-jet printer to lay down daubs of different metal mixtures allows researchers to more rapidly find improved materials for fuel cells.

 Sources:

Robert C. Haushalter
Symyx Technologies
3100 Central Expressway
Santa Clara, CA 95051

Thomas E. Mallouk
Pennsylvania State University
Department of Chemistry
University Park, PA 16802

Eugene S. Smotkin
Illinois Institute of Technology
Department of Chemical and Environmental Engineering
Chicago, IL 60616

 

Ghostlike particles carry a little weight

 Capping 40 years of research into one of physics' most elusive particles, a research team has presented strong evidence that neutrinos possess mass.

Sources:

John Bahcall
Institute for Advanced Studies
School of Natural Sciences
Olden Lane
Princeton, NJ 08540-0631

Lawrence M. Krauss
Case Western Reserve University
Department of Physics
10900 Euclid Avenue
Cleveland, OH 44106-7079

 

High-tech images shrink fossil braincase

 A computerized imaging analysis of an ancient hominid skull substantially lowered its estimated volume, raising questions about the cranial capacity of other early hominids.

Sources:

Glenn C. Conroy
Washington University School of Medicine
Department of Anatomy and Neurobiology
Box 8108
St. Louis, MO 63110

Dean Falk
State University of New York
Department of Anthropology
Albany, NY 12222

 

 Genome sequence aids on war on tuberculosis

 Scientists unveil the complete DNA sequence of the tuberculosis bacterium's more than 4,000 genes.

Sources:

Stewart T. Cole
Institut Pasteur
Unité de Génétique Moléculaire de Levures
28 rue du Docteur Roux
75724 Paris Cedex 15
France

Claire M. Fraser
Institute for Genomic Research (TIGR)
9712 Medical Center Drive
Rockville, MD 20850

Douglas B. Young
University of London
Imperial College School of Medicine
Huxley Building, 180 Queen's Gate
London SW7 2BZ
United Kingdom

 

Ambitious sky survey gets under way

 A 30-foot-long image of the heavens represents only a small fraction of the first detailed picture produced by the Sloan Digital Sky Survey.

Sources:

Robert D. Gerhz
University of Minnesota
Department of Astronomy
116 Church Street, S.E.
Minneapolis, MN 55455

Bruce H. Margon
University of Washington
Department of Astronomy
Box 351580
Seattle, WA 98195-1580

Michael S. Turner
Fermi National Accelerator Laboratory
Mailstop 209, Box 500
Batavia, IL 60510-0500

Research Notes

Biology

She’s no help, but she’s our mom

French scientists say they have the first evidence that youngsters of a species with no parental contact can still recognize their mothers.

Sources:

Jean Paul Léna
Université Pierre et Marie Curie
Laboratoire d’Ecologie
Bâtiment A, Case 237
7 Quai Saint Bernard
F-75252 Paris Cedex 05
France

 

Change one gene, plants get healthier

 Souping up the gene NPR1 may give plants extra resistance against a broad range of disease organisms.

Sources:

Xinnian Dong
Duke University
Department of Botany
Box 91000
Durham, NC 27708-1000

 

Why do guys carry eggs on their backs?

 Tests of golden egg bugs show no evidence supporting the idea that females prefer males carrying a lot of eggs.

Sources:

Arja Kaitala
University of Stockholm
Department of Zoology
S-106 91 Stockholm
Sweden

 

 Biology
From a meeting in Atlanta of the American Society for Microbiology

Glowing bacteria may guard sea floor

 Certain strains of bioluminescent bacteria dim in response to toxic pollutants.

Sources:

William Jones
University of Maryland Institute
Center of Marine Biotechnology
701 E. Pratt Street
Baltimore, MD 21202

 

Mutant microbes could work for EPA

 Bacteria that eat phenols may be used to detect pollutants.

 Sources:

Arlene Wise
Los Alamos National Laboratory
M888, Life Sciences Division
Los Alamos, NM 87545

 

 Geology

Life at its lowest

 Japanese scientists find few surprises in samples of bacteria and fungi from the deepest spot in the ocean.

Sources:

Hideto Takami
Japan Marine Science and Technology Center
Deep-sea Microorganism Research Group
2-15 Natsushima
Yokosuka 237
Japan

 

A quest for Earth’s core

Physicists are developing laboratory models that mimic the production of Earth’s magnetic field.

 Sources:

Jeremy Bloxham
Harvard University
Department of Earth and Planetary Sciences
Cambridge, MA 02138

Cary B. Forest
University of Wisconsin-Madison
Department of Physics
1150 University Avenue
Madison, WI 53706

 

Biomedicine

Virus, cervical cancer link clarified

 A specific genetic variation may make some women more susceptible to cervical cancer caused by the human papillomavirus.

Sources:

Greg Matlashewski
McGill University
Institute of Parasitology and McGill Cancer Centre
Macdonald Campus
21,111 Lakeshore Road
Ste. Anne de Bellevue, Québèc H9X 3V9
Canada

Alan Storey
Imperial Cancer Research Fund
Skin Tumour Laboratory
2 Newark Street
London E1 2AT
United Kingdom

 

Do high heels boost arthritis risk?

 Women's fashionable shoes may contribute to a potentially disabling knee arthritis.

Sources:

D. Casey Kerrigan
Harvard Medical School
Spaulding Rehabilitation Hospital
Department of Physical Medicine and Rehabilitation
Boston, MA 02114 

 

Behavior

Hooked on a feeling

 A brain structure called the amygdala plays a significant role in learning and remembering fearful images.

Sources:

Ralph Adolphs
University of Iowa
College of Medicine
Department of Neurology
Division of Cognitive Neuroscience
200 Hawkins Drive
Iowa City, IA 52242

Christian Büchel
Institute of Neurology
Wellcome Department of Cognitive Neurology
12 Queen Square
London WC1N 3BG
United Kingdom

Raymond J. Dolan
Institute of Neurology
Wellcome Department of Cognitive Neurology
12 Queen Square
London WC1N 3BG
United Kingdom

Steven E. Hyman
National Institutes of Health
National Institute of Mental Health
31 Center Drive
Bethesda, MD 20892-2475

Kevin S. LaBar
Yale University
Department of Psychology
New Haven, CT 06520

 


Articles:

Loops of Gravity

Calculating a foamy quantum space-time

Loop quantum gravity provides an intriguing theoretical picture of the microstructure of physical space.

Sources: 

John C. Baez
University of California
Department of Mathematics
Riverside, CA 92521

 Carlo Rovelli
University of Pittsburgh
Department of Physics and Astronomy
208 Allen Hall
Pittsburgh, PA 15260
Web site: http://www.phyast.pitt.edu/~rovelli

Lee Smolin
Pennsylvania State University
Center for Gravitational Physics and Geometry
Department of Physics
University Park, PA 16082

 

Immune Attack on Cancer

Researchers spur the immune system to rout malignancies

 Cancer vaccines offer an alternative to chemotherapy in treating melanoma and prostate cancer.

 Sources:

Joseph Barr
University of Pittsburgh
School of Medicine
Pittsburgh, PA 15261

Harmon Eyre
American Cancer Society
1599 Clifton Road, N.E.
Atlanta, GA 30329

Michael T. Lotze
University of Pittsburgh
School of Medicine
Pittsburgh, PA 15261

Steven A. Rosenberg
National Institutes of Health
National Cancer Institute
Division of Clinical Sciences
10 Center Drive, MSC 1502
Building 10, Room 2B42
Bethesda, MD 20892-1502

Michael L. Salgaller
Northwest Biotherapeutics
Immunotherapeutics Division
120 Northgate Plaza
Suite 236
Seattle, Washington 98125

Dirk Schadendorf
Klinische Kooperationseinheit fur
Dermatoonkologie Fakultat fur
Klinishe Medizin Mannheim der
Universitat Heidelberg
Theodor Kutzer Ufer I
68135 Mannheim
Germany

Dawn Willis
American Cancer Society
1599 Clifton Road, N.E.
Atlanta, GA 30329

References





Table of Contents - 6/13/98

 

copyright 1998 Science Service