Biozentrum, University of Basel, Switzerland

Yale School of Medicine, New Haven, USA

Leibniz Institute on Aging - Fritz Lipmann Institute (FLI), Jena, Germany

Christian Albrechts University of Kiel, Germany

Max Planck Institute for Biology of Ageing, Cologne

UCL, London, UK / MPI, Cologne, Germany

University of Crete, Greece

CECAD, University of Cologne, Germany

Max Planck Institute for Metabolism Research 

Lifelines, Groningen, The Netherlands

Mayo Clinic, Rochester, USA

The Buck Institute, Novato, USA

Center for Regenerative Therapies TU Dresden, Germany

Radboud MC, Nijmegen, the Netherlands/ Limes University of Bonn,

European Research Institute for the Biology of Ageing (ERIBA), Groningen, The Netherlands

I.R.C.C.S. Ospedale San Raffaele, Milano, Italy

University Medical Center Groningen, The Netherlands

Univ. of Wisconsin-Madison, USA