Dr. Marcus Butler

Co-leader, Immuno-oncology Translational Research Initiative (ACTION)

Dr. Marcus Butler is the Clinical Co-Leader of OICR’s Immuno-oncology Translational Research Initiative. His expertise includes clinical trials in a variety of immune therapies including adoptive T-cell therapy and checkpoint blockade.

Dr. Butler is the Clinical Head of the Immune Monitoring Team at the Princess Margaret Cancer Centre, where his group performs a wide variety of immunologic assays to examine the impact of therapies on immune phenotype and function.

Before joining the Princess Margaret Cancer Centre, he was an Instructor in Medicine at Harvard Medical School and a Clinical Fellow in Medicine at the Dana-Farber Cancer Institute.

Current affiliations

  • Co-Leader, Immuno-oncology Translational Research Initiative
  • Medical Oncology Disease Site Lead for Melanoma/Skin Oncology, Department of Medical Oncology and Hematology, Princess Margaret Cancer Centre
  • Assistant Professor, Department of Medicine, University of Toronto
  • Associate Member, Department of Immunology, University of Toronto

Research interests

  • Melanoma
  • Skin cancer
  • Adoptive cell therapy
  • Immunotherapy
  • Gene engineered T cell therapy
  • Tumor infiltrating lymphocyte therapy

Top publications

See Dr. Butler’s recent publications on PubMed or Google Scholar.

Previous experience and education

  • Medical Oncology Fellowship, Dana-Farber/Partners CancerCare
  • Internal Medicine Residency, Johns Hopkins Hospital
  • MD, Yale University School of Medicine
  • BA, Rice University

Opportunities to collaborate

For opportunities to collaborate with Dr. Butler, please contact him directly.

Visit OICR’s Collaborative Research Resources directory for more opportunities to collaborate with OICR researchers.

Related links

University Health Network Researcher Page – Dr. Marcus Butler

Princess Margaret Cancer Centre – Tumor Immunotherapy Program Researchers


Dr. Marcus Butler