1. Department of Periodontology and Operative Dentistry, University Medical Center of the Johannes Gutenberg University Mainz, 55131 Mainz, Germany
2. Department of Neurology and Focus Program Translational Neuroscience (FTN), Rhine Main Neuroscience Network (rmn2), University Medical Center of the Johannes Gutenberg University Mainz, 55131 Mainz, Germany
3. Department of Neuroradiology, University Medical Center of the Johannes Gutenberg University Mainz, 55131 Mainz, Germany
4. Institute of Molecular Physiology, Microbiology and Biotechnology, Johannes Gutenberg University Mainz, 55131 Mainz, Germany
5. Institute for Biotechnology and Drug Research gGmbH (ibwf), 55128 Mainz, Germany