Antimicrobial Photodynamic Activity of Phthalocyanine Derivatives

Table 4

Fluorescence quantum yields and singlet oxygen quantum yield of tetra-N-methylpyridyloxy-phthalocyanine with different metal cations in DMSO.

Metal cation	Fluorescence quantum yields	Singlet oxygen quantum yield
Zn (II)	0.33	0.41
Ga (III)	0.25	0.36
In (III)	0.012	0.26
Ge (IV)	0.013	0.31
Si (IV)	0.19	0.68