Water-Solubilization of P(V) and Sb(V) Porphyrins and Their Photobiological Application

Figure 3

Fluorescence spectra of the tryptophan residue of HSA. The sample solution containing HAS (10 μM) and 7a (10 μM) in a sodium phosphate buffer (10 mM, pH 7.6) was irradiated for 30 min. Ex: 298 nm.