Gilissen, M J Effect of photodynamic therapy on the endothelium-dependent relaxation of isolated rat aortas. [electronic resource] - Cancer research Jun 1993 - 2548-52 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0008-5472 Subjects--Topical Terms: Acetylcholine--pharmacologyAnimalsAorta, Thoracic--chemistryDose-Response Relationship, DrugHematoporphyrin Derivative--analysisMaleMuscle Contraction--drug effectsMuscle Relaxation--drug effectsMuscle, Smooth, Vascular--drug effectsNitric Oxide--biosynthesisPhotochemotherapyRatsRats, Wistar