FLVCR2 and cancer: Indicative of its importance, deregulation of CCT is observed in cancer (Boudiaf-Benmammar et al., 2013; Roh et al., 2015; Vallin and Grantham, 2019), infectious diseases (Inoue et al., 2011; Bugnon Valdano et al., 2021) and neurodegenerative disorders (Pavel et al., 2016; Sot et al., 2017; Chen, 2019), suggesting a central role in the pathogenesis of these conditions.