title: Photosynthesis and porphyrin excited state redox reactions.
mesh_terms: D001665:Binding Sites; D005292:Ferricyanides; D005609:Free Radicals; D006801:Humans; D007700:Kinetics; D008433:Mathematics; D009994:Osmolar Concentration; D010084:Oxidation-Reduction; D010788:Photosynthesis; D010944:Plants / Q000378:metabolism; D011164:Porphyrias / Q000652:urine; D011166:Porphyrins / Q000378:metabolism / Q000652:urine; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet; D015032:Zinc
chemical_list: D005292:Ferricyanides; D005609:Free Radicals; D011166:Porphyrins; D015032:Zinc