title: Photosensitization by phenylalanine of carboxylic acids, amides, and peptides in frozen aqueous solution.
mesh_terms: D000577:Amides; D002264:Carboxylic Acids; D004578:Electron Spin Resonance Spectroscopy; D005609:Free Radicals; D010455:Peptides; D010649:Phenylalanine; D010777:Photochemistry
chemical_list: D000577:Amides; D002264:Carboxylic Acids; D005609:Free Radicals; D010455:Peptides; D010649:Phenylalanine