PINK1 and neuroblastoma: In HEK293 cells (Figure 2a,b) or SH‐SY5Y neuroblastoma cells (Figure S3a) that were pretreated with the mitochondrial CHCHD4/GFER system inhibitor MitoBloCK‐6, CCCP‐ or FCCP‐induced PINK1 accumulation was remarkably inhibited.