title: Oxygen dependency of photocytotoxicity with haematoporphyrin derivative.
mesh_terms: D000332:Aerobiosis; D000693:Anaerobiosis; D002051:Burkitt Lymphoma; D002460:Cell Line; D002470:Cell Survival / Q000187:drug effects / Q000528:radiation effects*; D017324:Hematoporphyrin Derivative; D006415:Hematoporphyrins / Q000633:toxicity*; D006801:Humans; D010100:Oxygen; D011838:Radiation-Sensitizing Agents / Q000633:toxicity*
chemical_list: D006415:Hematoporphyrins; D011838:Radiation-Sensitizing Agents; D017324:Hematoporphyrin Derivative; D010100:Oxygen