title: ON THE ASSOCIATION BETWEEN PHOTODYNAMIC AND CARCINOGENIC ACTIVITIES IN POLYCYLIC COMPOUNDS.
mesh_terms: D001681:Biological Assay; D002273:Carcinogens; D010247:Paramecium; D010787:Photosensitivity Disorders; D013053:Spectrophotometry; D013057:Spectrum Analysis
chemical_list: D002273:Carcinogens
keywords: BIOLOGICAL ASSAY; CARCINOGENS; PARAMECIUM; PHOTOSENSITIZATION; SPECTROPHOTOMETRY; SPECTRUM ANALYSIS