1. H.E.J. Research Institute of Chemistry
2. International Center for Chemical and Biological Sciences
3. University of Karachi
4. Karachi-75270
5. Pakistan
6. Department of Biological and Biomedical Sciences
7. Agha Khan University
8. Karachi-74800
9. Dr Panjwani Center for Molecular Medicine and Drug Research
10. Department of Surgery
11. The Aga Khan University Hospital
12. Department of Medicine
13. Pharmacognosy Group
14. Department of Pharmaceutical Biosciences
15. BMC
16. Uppsala University
17. SE-751 23 Uppsala