CCL4 and asthma: As shown in Figs 1B,C and 2A–C, the addition of LL-37 (2 and 10 μg/ml) in eosinophil cultures did not affect the surface expression of adhesion molecules ICAM-1/CD18 or the release of asthma-related inflammatory IL-6, CXCL8 and CCL4.