Anthropology
Open Access

Chitta Ranjan Chowdhury

Biography

Professor Chitta Ranjan CHOWDHURY, after completing his undergraduate qualification in Dentistry (1980), did a Postgraduate Diploma in Applied Nutrition & Dietetics from Dhaka University (1982). He is trained in Oral and Maxillofacial Surgery from Okayama University Dental School Department of Oral & Maxillofacial Surgery of Japan. In 1991, he was awarded with a PhD from Asahi University School of Dentistry Department of Oral & Maxillofacial Surgery, Japan, and his research for thesis was on Oral Cancer Epidemiology and Immunology. He investigated the immune status of oral cancer patients with relation to retinol, alpha-tocopherol and zinc, and first quantified zinc therapy to restore immunity in them. He did his postdoctoral training (in Oral & Maxillofacial Surgery) and completed a research with a prestigious grant from Japanese Society for Promotion of Science (JSPS). He performed a series of molecular studies on oral cancer in collaboration with his Japanese colleagues and investigated the mutations and deletions of identified tumor suppressor genes in chewing tobacco related oral cancer.