Dougherty 1978 PDT: photosensitizer (porphyrin) absorbs visible-light -> triplet-state -> singlet-oxygen (1O2) cytotoxic; FDA approved 1995 for esophageal cancer; Photofrin standard.
Dougherty 1978 PDT: photosensitizer (porphyrin) absorbs visible-light -> triplet-state -> singlet-oxygen (1O2) cytotoxic; FDA approved 1995 for esophageal cancer; Photofrin standard.