Secondary Metabolism-- (Chairs: Jeff Cary and Jan Tkacz)

3:30 - 3:35 pm
J. Cary (USDA-ARS: Southern Regional Research Center): Introduction

3:05 - 3:20
Robert Proctor, Anne E. Desjardins, Ronald D. Plattner, and Thomas M. Hohn (USDA/ARS, National Center for Agricultural Utilization Research, Peoria):
Genetics of fumonisin biosynthesis

3:25 - 3:40
Olen Yoder (Cornell University):
A gene cluster controlling nonribosomal peptide synthesis and general virulence in fungi

3:45 - 4:00
Barry Scott, Carolyn Young, Lisa McMillan and Emily Telfer (Massey University):
Gene organisation and regulation of an indole diterpenoid gene cluster for paxilline biosynthesis in Penicillium paxilli

4:05 - 4:20
Bettina Tudzynski, P. Hedden*, V. Homann, T. Voss, P. Linnemannstöns (Westfälische Wilhelms-Universität Münster and *University of Bristol):
Molecular genetics of gibberellin biosynthesis in Gibberella fujikuroi

4:25 - 4:40
BREAK

4:40
Jan Tkacz (Merck Research Laboratories): Moderator

4:40 - 4:55
Jeff Cary (USDA-ARS: Southern Regional Research Center):
Update on the Aspergillus parasiticus aflatoxin gene cluster and its regulation

5:00 - 5:15
Tom Hohn, Roopa Krishna and Robert Proctor (USDA/ARS, National Center for Agricultural Utilization Research, Peoria):
Regulation of trichothecene pathway gene expression by TRI6.

5:20 - 5:35
R.G. Upchurch and M.S. Rose (Soybean and Nitrogen Fixation Unit, USDA/ARS):
Over-expression and heterologous expression of CFP reveals a role for CFP in cercosporin production and resistance.

5:40 - 5:55
James Kealey (Kosan Biosciences, Inc.):
Heterologous expression of polyketide synthases



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