PPARGC1A and acute kidney injury: Reduced expression of PGC‐1α has been implicated in a variety of types of AKI (Annie et al., 2019; Collier & Schnellmann, 2020; Farahani et al., 2020; Fontecha‐Barriuso et al., 2019; Portilla et al., 2002; Rahnert et al., 2016; Ruiz‐Andres et al., 2016; Song et al., 2021; Tran et al., 2011).