1. Department of Chemical, Biological, and Macro-molecular Sciences, S. N. Bose National Centre for Basic Sciences, JD Block, Sector-III, Salt Lake, Kolkata 700 106, India
2. Department of Biochemistry, University of Calcutta, 35 Ballygunge Circular Road, Kolkata 700 019, India
3. Indian Institute of Soil Science, Nabibagh, Berasia Road, Bhopal 462 038, India