1. Nodal ofcer, Central virology lab Govt medical college Ramanathapuram Tamil nadu.
2. Associate professor Department of Microbiology Karpaga Vinayaga institute of medical sciences and Research center, Kanchipuram, Tamil nadu India.
3. Professor Department of Microbiology Karpaga Vinayaga institute of medical sciences and Research center, Kanchipuram, Tamil nadu India.
4. Reader Department of Prosthodontics Sri Venkateshwaraa Dental college,Ariyalur Puducherry India.