1. Department of Oral Cell Biology, Academic Centre for Dentistry Amsterdam (ACTA)University of Amsterdam and Vrije Universiteit Amsterdam Amsterdam The Netherlands
2. Department of Oral Implantology and Prosthetic Dentistry, Academic Centre for Dentistry Amsterdam (ACTA)University of Amsterdam and Vrije Universiteit Amsterdam Amsterdam The Netherlands
3. Department of Dental Material Sciences, Academic Centre for Dentistry Amsterdam (ACTA)University of Amsterdam and Vrije Universiteit Amsterdam Amsterdam The Netherlands
4. Nobel Biocare Services AG Kloten Switzerland
5. Department of Molecular Cell Biology and Immunology, Amsterdam Infection and Immunity InstituteAmsterdam UMC, Vrije Universiteit Amsterdam Amsterdam The Netherlands