Dr. Gunaratnam

Dr. Lakshman Gunaratnam, MD, MSC, FRCPC, ABIM Certified in Internal Medicine and Nephrology Medical Director of Kidney Transplantation, London Health Sciences Centre Associate Professor of Medicine, Schulich School of Medicine, Western University

Dr. Lakshman Gunaratnam is an Assistant Professor and Clinician-Scientist at the University of Western Ontario in the Department of Medicine and Microbiology & Immunology.

He earned his Honours Bachelor of Science and Master of Science degrees at the University of Toronto, and graduated from medical school at the University of Ottawa. He completed a residency in internal medicine at the University of Ottawa, and fellowships in Nephrology and Transplantation at Brigham and Women’s and Massachusetts General Hospitals, Harvard Medical School, Boston. He was later an associate physician at the Brigham and Women’s Hospital, Boston prior to being recruited to London. Dr. Gunaratnam’s clinical interest and expertise lies in acute kidney injury and renal transplantation. Dr. Gunaratnam’s research program focuses on the role ischemia reperfusion injury plays in regulating innate immunity and inflammation in renal transplantation. His CIHR-funded basic science research laboratory is actively studying how injured kidney epithelial cells regulate inflammation by expressing Kidney Injury Molecule-1. Dr. Gunaratnam is the recipient of a KRESCENT New Investigator Award and the Schulich Clinician-Scientist Award. Dr. Gunaratnam hopes to develop novel therapeutic strategies to ameliorate ischemic acute kidney injury and prolong the lifespan of transplanted organs.



Hon. Bachelor’s of Science, University of Toronto


Master’s of Science (Immunology), University of Toronto


Doctorate in Medicine, University of Ottawa

Post-doctoral Clinical Training

July 2002- June 2005

Residency in Internal Medicine, The Ottawa Hospital, University of Ottawa

July 2008 – June 2009 

Fellowship in Nephrology, Harvard Medical School, Brigham General Hospital Joint Program

July 2009 – December 2009

Transplant Fellow, Harvard Medical School, Brigham and Women’s Hospital

Post-doctoral Research Training

January 2002 – August 2005

Research Fellow, Department of Cellular and Molecular Medicine, University of Ottawa (Mentor: Dr. Stephen Lee, PhD)

August 2005 – June 2008

Research Fellow, Harvard Medical School, Brigham and Women’s Hospital (Mentor: Dr. Joseph V. Bonventre, MD, PhD)



Resident Research Award, Department of Medicine, University of Ottawa


CSCI/CIHR Resident Research Award


Royal college of Physicians and Surgeons of Canada-Canadian Research. Award for speciality residents (Single National Award)


Canadian Institutes of Health Research Fellowship


KRESCENT Fellowship Award


Schulich Clinician – Scientist Award


AMOSO Opportunities Fund


KRESCENT New Investigator Award