Mr. Mohammad Tanvir Ahmed defenced his MS research thesis on 23 November 2017. His work entitled “Comparison of XpertMTB/RIF Assay with Smear Microscopy and Culture for the detection of Pulmonary Tuberculosis”. The work was carried out at ICDDR,B. the work was carried out under joint supervision of Prof. Naiyyum Choudhury and Dr. Sayera Banu, Senior Scientist and Acting Head, Emerging Infections, Infectious Diseases Division. Interesting finds came out during the research which attracted the audience. The examination board was headed by Prof. A. F. M. Yusuf Haider, Chairperson, MNS department and Prof. Mahboob Hossain was present as external examiner. Dr. Aparna Islam, Coordinator, MS in Biotechnology Program was also present.