Anti–MAP1LC3-I/II antibody (M115-3) was from Medical & Biological Laboratories, anti-SIRT3 antibody (C73E3) was from Cell Signaling Technology, anti-Tom20 antibody (sc-17764) and anti-GAPDH antibody (sc-25778) were from Santa Cruz Biotechnology, anti–cyclophilin D antibody (ab110324) and anti–COX IV antibody (ab110261) were from Abcam, and anti-actin antibody (MAB1501R) was from Millipore. Anti-human ASS1 antibody and the lentiviral sh-ASS1 construct were from L.-J. Shen (83 (link)).