CNN CNN Newsroom With Brooke Baldwin November 28, 2019 19:42:00
Dana-farber cancer institute discovered the pd-l1 pathway. pd-l1. they changed how the world fights cancer. blocking the pd-l1 protein, lets the immune system attack, attack, attack cancer. pd-l1 transformed, revolutionized, immunotherapy. pd-l1 saved my life. saved my life. saved my life. what we do here at dana-faber, changes lives everywhere. everywhere. everywhere. everywhere. everywhere. amanda's mom's appointment hello mom. just got rescheduled - for today.