John Zupan is a senior research associate, Doyle Ward is a postdoctoral fellow, and Patricia Zambryski is a professor, Department of Plant and Microbial Biology, 111 Koshland Hall, University of California, Berkeley, California 94720-3102
zambrysk@nature.berkeley.edu.
Completion of the Agrobacterium tumefaciens genome sequence opens new opportunities to engineer increased transformation efficiency and broader host range.