Class of pro-inflammatory cytokines that have the ability to attract and activate leukocytes. They can be divided into at least three structural branches: C; (CHEMOKINES, C); CC; (CHEMOKINES, CC); and CXC; (CHEMOKINES, CXC); according to variations in a shared cysteine motif.

Synonyms: 0, Chemokine, Intercrines, Intercrine, Cytokines, Chemotactic, Chemotactic Cytokine, Cytokine, Chemotactic, Chemokines, Chemotactic Cytokines