1. Department of Chemical, Biological and Macromolecular SciencesSN Bose National Centre for Basic Sciences Block JD, Sector 3, Salt Lake Kolkata 700106 India
2. Department of MicrobiologySt. Xavier's College 30, Mother Teresa Sarani Kolkata 700016 India
3. Department of Zoology Uluberia CollegeUniversity of Calcutta Uluberia Howrah 711315 India
4. Research and Development DivisionDey's Medical Stores (Mfg.) Ltd. 62, Bondel Road, Ballygunge Kolkata 700019 India
5. Department of Chemistry Faculty of Applied SciencesUmm Al-Qura University 21955 Makkah Saudi Arabia
6. Chemistry Department, Faculty of ScienceAssiut University 71516 Assiut Egypt