CCR4Reference work entryFirst Online: 10 March 2017DOI: https://doi.org/10.1007/978-3-642-16483-5_907 45 Downloads How to citeDefinitionChemokine (C–C motif) receptor 4; chemokine receptor, expressed selectively on Th2 lymphocytes and its ligand thymus and activation-regulated chemokine ( TARC).Copyright information© Springer-Verlag Berlin Heidelberg 2011