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. 2023 Feb 8;7(3):202–224. doi: 10.1038/s41570-023-00463-4

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Fig. 7 — Various metals and ligand assemblies have the potential to be used as antibacterial photodynamic therapy agents. In general, aromatic conjugated ligands are used to fine-tune the photophysical properties of the resulting metal complex. Examples containing the metals ruthenium (PS-Ru1, ref. ²³⁴; PS-Ru2, ref. ³⁰⁰), iridium (PS-Ir1, ref. ²³⁵), platinum (PS-Pt1, refs. ^238,239), copper (PS-Cu1, ref. ²⁴⁰) and rhenium (PS-Re1, ref. ¹⁸⁸) have been reported. PS, photosensitizer; Ph, phenyl.