| The mustard war
wasn’t so racy after all
The widely used
image of a coevolutionary arms race does not fit the 9-million-year
battle between a mustard species and a disease that rots the plants.
References:
Stahl, E.A., et
al. 1999. Dynamics of disease resistance polymorphism at the Rpm
1 locus of Arabidopsis. Nature 400(Aug. 12):667.
Sources:
Joy Bergelson
University of Chicago
Department of Ecology and Evolution
Chicago, IL 60637
Peter M. Kareiva
National Oceanic and Atmospheric Administration
NMFS WASC, Route F/NWC
2725 Montlake Boulevard East
Seattle, WA 98112-2097
Barbara A.
Schaal
Washington University
Department of Biology
St. Louis, MO 63130
Eli A. Stahl
University of Chicago
Committee on Genetics
Chicago, IL 60637
From Science
News, Vol. 156, No. 7, August 14, 1999, p. 103. Copyright © 1999,
Science Service. |