1. Department of Genetic Engineering and Biotechnology, University of Dhaka, Dhaka 1000, Bangladesh
2. Department of Microbiology, University of Dhaka, Dhaka 1000, Bangladesh
3. Central Tuber Crops Research Institute, Bhubaneswar, India
4. Centre International de Recherche en Agronomie pour le Developpement (CIRAD), Montpellier, France