1. Centre for Interdisciplinary Research in Basic Sciences; Jamia Millia Islamia; New Delhi 110025 India
2. Dr. M. A. Ansari Health Centre; Jamia Millia Islamia University; New Delhi 110025 India
3. Department of Microbiology; All India Institute of Medical Sciences; New Delhi 110029 India
4. Protein Research Chair; Department of Biochemistry; College of Science; King Saud University; Riyadh 11451 Saudi Arabia