title: Studies on hematoporphyrin-photosensitized effects on human cancer cells in vitro: TEM and SEM observations.
mesh_terms: D002460:Cell Line; D004938:Esophageal Neoplasms / Q000648:ultrastructure*; D006414:Hematoporphyrin Photoradiation; D006801:Humans; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning; D010778:Photochemotherapy