A 13‐fold (95%/7.3%) more monocytes, 17.5‐fold (70%/4%) more neutrophils and 4.1‐fold (69.3%/17%) more B cells express IL‐18BP than IL‐18 indicate that there is excessive amount of IL‐18BP to completely abolish actions of IL‐18 in asthma. Here, IL18BP is linked to asthma.