1. Biotechnology Division; CSIR-Institute of Himalayan Bioresource Technology, Council of Scientific & Industrial Research; Post Box 6 Palampur Himachal Pradesh 176061 India
2. Department of Biotechnology; Panjab University; Chandigarh 160014 India
3. Department of Biotechnology; Guru Nanak Dev University; Amritsar 143005 India