In response to the presence of allergens, this protein directly promotes the accumulation of eosinophils, a prominent feature of allergic inflammatory reactions (PubMed:8597956). Binds to CCR3 (PubMed:8631813). Induced by TNF, IL1A/interleukin-1 alpha and IFNG/IFN-gamma. O-linked glycan consists of a Gal-GalNAc disaccharide which is modified with up to 2 sialic acid residues. Belongs to the intercrine beta (chemokine CC) family. CCL11 entry