IL13 and asthma: Hence to substantiate our results that CaeA diminishes disease symptoms (Fig. 4), we demonstrated that CaeA treatment significantly suppressed the Th2 response, in the animals suffering from asthma, as evidence by decreased levels of IL-5 and IL-13 expression in both BAL fluid (Fig. 5A,B) and lung tissues (Fig. 5C,D), as compared to untreated group.