CSF2 and autoimmune disease: Indeed, peripheral administration of exogenous GM-CSF inhibits autoimmune disease by facilitating differentiation of homeostatic DC-Treg networks (Enzler et al., 2003, 2007; Vasu et al., 2003; Gangi et al., 2005; Sheng et al., 2006, 2008; Gaudreau et al., 2007, 2010; Meriggioli et al., 2008; Cheatem et al., 2009; Ganesh et al., 2009, 2011; Bhattacharya et al., 2011).