Fig. 6. Zinc concentration and content in urine and feces collected from female mice for 24 h after they have been exposed to Zn ions, ZnO-NPs, and ZnO-MPs for 270 consecutive days (n = 5). (A) The concentration of Zn in feces and urine; (B) the excreted Zn from feces and urine per day. The left Y-axis labels are for urine, and the right ones are for feces. *p < 0.05, compared to the control.
