1. Research Center for Pathogenic Fungi and Microbial Toxicoses; Chiba University; Chiba Chiba 260-8673 Japan
2. Basic Technology Department, Discovery Research Laboratory; Tanabe Seiyaku Co., Ltd.; Toda Saitama 335-8505 Japan
3. Deutsche Sammlung von Mikroorganismen und Zellkulturen; Braunschweig Germany