antioxidants Article The Addition of Manganese Porphyrins during Radiation Inhibits Prostate Cancer Growth and Simultaneously Protects Normal Prostate Tissue from Radiation Damage Arpita Chatterjee 1, Yuxiang Zhu 1, Qiang Tong 1,2, Elizabeth A. Kosmacek 1, Eliezer Z. Lichter 1 and Rebecca E. Oberle...