Ritesh attended the University of Ottawa for his undergraduate studies achieving an honours bachelor of science in biochemistry. He continued his studies at the University of Ottawa for medical school. His research interests include neuro-oncology and functional neurosurgery. Outside of medicine his hobbies include basketball, travelling, reading, watching movies, and music.Publications:

Faller E., Ritesh Kumar, M. Kryworuchko and Paul Macpherson. The HIV tat protein acts synergistically with IL-7 to down regulate CD127 expression on the surface of CD8+ T cells. International Immunology, 21(3):203-216, 2009.


David Creery, William Weiss, Gina Graziani-Bowering, Ritesh Kumar, Zared Aziz, Jonathan B. Angel, Ashok Kumar. Differential Regulation of CXCR4 and CCR5 Expression by Interleukin (IL)-4 and IL-13 Is Associated with Inhibition of Chemotaxis and Human Immunodeficiency Virus (HIV) Type 1 Replication But Not HIV Entry into Human Monocytes. Viral Immunology, 19(3): 409-423, 2006.


Kakal, J, Ritesh Kumar and Paul MacPherson 2006. Transcription of the CD127 gene is down regulated by IL-7 in CD8+ T cells. OHTN Research Conference, Toronto, 2006.

Dr. Ritesh Kumar, MD, BSc