Fig. 10. (a) Structure of Re(i) tricarbonyl complexes with the general formula [Re(CO)3(py)(L)](PF)6. (b) (A) Detection of lysosomal disruption upon 20b treatment in A549 cells by AO staining. (B) Observation of cathepsin B activity upon 20b treatment in A549 cells using the fluorogenic substrate Magic Red MR-(RR)2. [Adapted from ref. 55 with permission from The Royal Society of Chemistry.].
