1Department of Connective Tissue Biology, Institute of Anatomy, University of Aarhus, DK 8000 Århus C, Denmark
2Department of Cell Biology, Institute of Anatomy, University of Aarhus, DK 8000 Århus C, Denmark
3Scanco Medical AG, Auenring 6–8, CH-8303, Bassersdorf, Switzerland
4Zuse Institute Berlin (ZIB), Takustrasse 7, D-14195, Berlin, Germany
5Center of Muscle and Bone Research, Department of Radiology and Nuclear Medicine, Charité– University Medicine – Berlin, Joint Facility of the Freie Universität Berlin and the Humboldt-Universität zu Berlin, Benjamin Franklin Campus, Hindenburgdamm 30, D-12203, Berlin, Germany