Dr Preethy has completed her BDS, M.Sc. (Regenerative Medicine) and Training Program in Regenerative Medicine (TPRM, Canada). She is a dentist and a researcher working in the Indo-Japan organization, Nichi-In Centre for Regenerative Medicine. 

Her research is focused on cell-based therapies, biomaterials, biological response modifier supplements, vaccine adjuvants and regenerative medicine. Dr Preethy has more than 30 publications in peer-reviewed indexed international journals and several presentations to her credit.