Fig. 3From: Long-term exposure to commercially available sunscreens containing nanoparticles of TiO2 and ZnO revealed no biological impact in a hairless mouse modelMean concentrations of Ti in livers (dry mass) of untreated mice, and mice receiving TiO2 sunscreen (± UVR) in Series 1. *Significantly different from untreated mice (Control-UVR) (p < 0.001)Back to article page