CCL5 and allergic asthma: Among them, MCP-1, G-CSF (Kato et al., 2010), CD30 (Lombardi et al., 2010), CCL5 (Hamsten et al., 2016), E-selectin (Bi et al., 2018), P-selectin (Johansson et al., 2020), OPN (Xu et al., 2019) have been repeatedly reported as biomarkers of allergic asthma, which were highly expressed in the serum of patients.