[1] Univ Nebraska, Plant Sci Initiat, Beadle Ctr N234, Lincoln, NE 68588 USA
[2] Univ Nebraska, Dept Plant Pathol, Lincoln, NE 68588 USA
[3] Univ Edinburgh, Fungal Cell Biol Grp, Inst Cell Biol, Edinburgh, Midlothian, Scotland
[4] Arizona State Univ, Sch Life Sci, Tempe, AZ USA
[5] Texas A&M Univ, Dept Plant Pathol & Microbiol, College Stn, TX 77843 USA
[6] Univ Gottingen, Inst Mikrobiol & Genet, D-3400 Gottingen, Germany
[7] Univ Missouri, Sch Biol Sci, Kansas City, MO 64110 USA
[8] Univ Georgia, Dept Plant Biol, Athens, GA 30602 USA