Orchestrating the orchestrators: chemokines in control of T cell traffic

volume 9 number 9 september 2008 nature immunology 1Center for Immunology and Inflammatory Diseases, Division of Rheumatology, Allergy, and Immunology, Massachusetts General Hospital, Harvard Medical School, Charlestown, Massachusetts 02129, USA. 2These authors contributed equally to this work. Correspondence should be addressed to A.D.L. (aluster@ mgh.harvard.edu). Published online 19 August 2008; doi:10.1038/ni.f.213 Orchestrating the orchestrators: chemokines in control of T cell traffic