1. Faculty of Pharmaceutical Sciences, Tokushima Bunri University, Yamashiro-cho, Tokushima 770-8514, Japan
2. Laboratoire de Microbiologie de l’Environnement du Centre National de Recherche sur l’Environnement, Tsimbazaza, Antananarivo Madagascar
3. Emeritus Professor at Biomedical Sciences, Division of Medicinal Chemistry, Hiroshima University Japan