Marky was diagnosed with a rare form of leukemia and underwent CAR-T cell therapy at SickKids: a ground-breaking treatment that harnessed his own cells to fight his cancer. Thanks to SickKids research and care, today Marky is doing well.

At just six months old, Addison was diagnosed with leukemia and treated at SickKids. Today, she’s doing well and celebrating four years of remission: her mom describes her as “a fiery young girl with a caring heart.”