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Dr. Hanna Luke Elizabeth has a background in Immunology with more than 20 years of working experience in the broad area of immunopathogenesis of infectious diseases and have undertaken a number of research studies on host immune responses to pulmonary and extrapulmonary tuberculosis, HIV infection and HIV/TB coinfection. She has also been trained in molecular virology of HIV. Her research interests include identification of cellular biomarkers for predicting TB disease progression and treatment response, identification of factors contributing to the increased risk of TB reactivation among HIV-infected individuals, understanding the unique molecular and biological characteristics of transmitted founder viruses and investigating factors and mechanisms that contribute to resistance to HIV infection among HIV-exposed seronegative individuals. 

Dr. Hanna has had a number of collaborations with researchers from within and outside the country and have successfully administered several projects funded by National and International agencies. She is in charge of the ICMR Biomedical Informatics Division and Regional Reference Labs for molecular diagnosis for the National Early Infant Diagnosis Program and HIV-1 Viral load Testing for NACO at NIRT. 

Dr. Hanna also coordinates WHOResNet activities and in-country EQA program for cryopreservation of peripheral blood mononuclear cells at NIRT. She is also a registered guide for Ph.D. program with the University of Madras and possess the expertise, training and motivation necessary to successfully carry out high quality research.