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Dark toxicity and photodynamic activity of PzNPh and FePzNPh against human epidermoid carcinoma A431 cells, human keratinocytes HaCaT and human ovarian adenocarcinoma SKOV-3.ip cells. To induce a photodynamic response, the cells were irradiated with light at a dose of 20 J/cm2 (615–635 nm, 20 mW/cm2). The data are presented as the mean values ± SD (n = 3).
