Application of 5 mM pyruvate to PINK1 KD neuroblastoma cells resulted in an increase in basal respiration to control values (from 0.41 ± 0.033 nmol/O2/min/106 cells to 0.81 ± 0.09 nmol/O2/min/106 cells; n = 4 experiments; p < 0.001). Here, PINK1 is linked to neuroblastoma.