We were the first to discover stem cells – making bone marrow transplants possible — and we pioneered immunotherapy with the discovery of the T-cell receptor. For seven decades, The Princess Margaret has been leading the way in cancer research and care, transforming outcomes for patients here in Canada, and around the world. Proceeds from every purchase on this site go towards life-saving cancer research, driving breakthroughs in early detection, innovative treatments, and comprehensive support for patients and their families. Every purchase has an impact on the future of cancer care, helping us Carry The Fire for a world free from the fear of cancer.