1 University of Groningen, University Medical Center Groningen, European Research Institute for the Biology of Ageing, 9713 AV, Groningen, Netherlands.
2 Clinic of Internal Medicine III, Oncology, Hematology, Rheumatology and Clinical Immunology, University Hospital Bonn, Bonn, Germany.
3 Department of Life Science, University of Sussex, Brighton, UK.
4 Institute for Theoretical Physics, University of Heidelberg, Philosophenweg 12, 69120, Heidelberg, Germany.
5 Clinic of Internal Medicine III, Oncology, Hematology, Rheumatology and Clinical Immunology, University Hospital Bonn, Bonn, Germany. stefan.juranek@ukbonn.de.
6 Clinic of Internal Medicine III, Oncology, Hematology, Rheumatology and Clinical Immunology, University Hospital Bonn, Bonn, Germany. katrin.paeschke@ukbonn.de.
7 University of Groningen, University Medical Center Groningen, European Research Institute for the Biology of Ageing, 9713 AV, Groningen, Netherlands. katrin.paeschke@ukbonn.de.