ITGA4 and asthma: The expression levels of ITGA4 (Figure 2A) and ITGB2 (Figure 2B) in IL‐5‐activated eosinophils and that of CCR3 (Figure 2C) in IL‐5‐ or IL‐17‐activated eosinophils were significantly higher for patients with asthma than for normal individuals.