IL2 and Autoimmunity: Recently, low-dose Interleukin-2 (IL-2) therapies have been tested to induce tolerance in patients with autoimmunity and inflammatory disorders (Koreth et al, 2011; Saadoun et al, 2011; Hartemann et al, 2013; Matsuoka et al, 2013; Klatzmann & Abbas, 2015; Yu et al, 2015).