EGFR and bacterial infectious disease: EGFR is a host factor that has been found to play essential roles in several bacterial infections recently, although it was widely reported previously to be associated with different cancers (Mikami et al., 2005; Yan et al., 2009; Adams et al., 2017; Araki et al., 2017; Chandrasekaran et al., 2017; Dheeraj et al., 2017).