1. Department of Zoology, University of Calcutta, Kolkata, India
2. Department of Urology, Institute of Post Graduate Medical Education & Research, Kolkata, India
3. Department of Zoology, Vidyasagar College for Women, Kolkata, India
4. Molecular and Applied Mycology and Plant Pathology Laboratory, Centre of Advanced Study, Department of Botany, University of Calcutta, Kolkata, India