We also found that PINK1−/− rats spent on average a higher percentage of the 1 h OFT time in the center of the arena compared to WT rats, suggesting a lower level of anxiety (Supplementary Figure S2; WT mean: 19.51, sd: 8.49; PINK1−/− mean: 29.44, sd: 13.88). Here, PINK1 is linked to Anxiety.