Research Article
Synthesis, Characterization, and In Vitro Photodynamic Activity of Novel Amphiphilic Zinc(II) Phthalocyanines Bearing Oxyethylene-Rich Substituents
Figure 6
Fluorescence microscopic images of HT29 tumor cells
after incubation with (a) 4, (b) 5, and (c) 8 at a concentration of 8 M for 2 hours.