Brian Principe

Photo of three older people seated on the ground laughing
World Cancer Day 2025: People with cancer are ‘united by unique’

On Feb. 4, World Cancer Day, join us in celebrating the unique stories of the people who seek cancer treatment at Mayo Clinic Comprehensive Cancer Center.

Photo of Brian Principe
Innovative therapy helps one man with cancer pay it forward

Brian Principe was diagnosed with colon cancer that had spread to his liver. After liver-directed chemotherapy, his tumors have shrunk, and he is helping others prevent the disease.