2012). The pathogenic roles of cytokines including; IL-6, IL-10, IL-17, IL-23, IFN-α and IFN-γ in a heterogenic autoimmune inflammatory disease such as systemic lupus erythematosus (SLE) is shown (Su et al. 2012). The roles of Th2 cytokines such as IL-4 in the pathogenesis of asthma is also reported (Steinke and Borish 2001). The gene discussed is IL4; the disease is asthma.