Synthesis, Characterization, and In Vitro Photodynamic Activity of Novel Amphiphilic Zinc(II) Phthalocyanines Bearing Oxyethylene-Rich Substituents

Figure 5

Electronic absorption spectra of 4 (solid line), 5 (dashed line), and 8 (dotted line), formulated with Cremophor EL, in the DMEM culture medium (all at 8 M).