1. Departments of Pharmaceutics and Medicinal Chemistry, Faculty of Pharmacy, Utrecht Institute of Pharmaceutical Sciences, Utrecht University, Sorbonnelaan 16, 3584 CA, Utrecht, The Netherlands, Laboratories for Vaccine Research and Research on Immune Mechanisms and for Product and Process Development, National Institute of Public Health and the Environment, Anthony van Leeuwenhoeklaan 9, 3721 MA, Bilthoven, The Netherlands, and Department of Pharmaceutics and Pharmaceutical Chemistry, University of Utah,...