CXCR3 and cancer: The chemokine receptor CXCR3 and its ligands play important roles in the pathogenesis of infectious diseases, autoimmune disorders and cancer (Bondar et al., 2014; Chakravarty et al., 2007; Cohen et al., 2013; Cuenca et al., 2011; Kakuta et al., 2012; Kawada et al., 2007; Oghumu et al., 2014; Pan et al., 2006; Rosas et al., 2005; Seiler et al., 2003; Slütter et al., 2013).