1. Institute of Pharmacology and Toxicology, Jena University Hospital, Friedrich Schiller University Jena, Jena 07747, Germany
2. Department of Immunology, Monash University, Alfred Medical Research and Education Precinct (AMREP), 89 Commercial Road, Melbourne, Vic 3004, Australia
3. Institute for Research in Biomedicine, CH-6500 Bellinzona, Switzerland
4. ChemoCentryx, 850 Maude Avenue, Mountain View, CA 94043, USA