However, at 4 weeks after AKI, WT mice still exhibited 14.99 mmol/L BUN and 28.96 μmol/L serum creatinine level, whereas PT-atg5 KO mice had 12.90 mmol/L BUN and 21.93 μmol/L serum creatinine level, indicating better renal recovery (Fig. 1C). The gene discussed is ATG5; the disease is acute kidney injury.