Proton beam treatment at Mayo Clinic Sept. 18, 2020 Overview Show transcript Overview Mayo Clinic's Proton Beam Therapy Program uses the latest form of proton beam therapy: pencil beam scanning. This advance allows Mayo radiation oncologists to deliver higher doses of radiation to cancer cells while sparing healthy tissue. Anita Mahajan, M.D., a radiation oncologist at Mayo Clinic in Rochester, Minnesota, discusses the latest radiotherapy research at Mayo Clinic. Receive Mayo Clinic news in your inbox. Sign up Related ContentArticleNovel proton therapy technique shows promise with resistant cancer cellsVideoWhy refer to Mayo Clinic for proton beam therapyVideoProton therapy has advantages over IMRT for advanced nasal cavity and paranasal sinus cancer VID-20493125 Medical Professionals Proton beam treatment at Mayo Clinic