1. Pathogen Biology Laboratory; Department of Biotechnology and Bioinformatics; University of Hyderabad; Hyderabad 500046 India
2. Department of Medical Microbiology; Faculty of Medicine; University of Malaya; Kuala Lumpur 50603 Malaysia
3. INSERM - U853; Laboratoire de Bacteriologie - C.H.U. Pellegrin; Place Amelie Raba-Leon 33076 Bordeaux Cedex France
4. Institute of Biological Sciences; University of Malaya; Kuala Lumpur 50603 Malaysia