1. Department of Cardiology Experimental Cardiology Laboratory University Medical Center Utrecht Utrecht University Heidelberglaan 100 Utrecht 3584 CX The Netherlands
2. Regenerative Medicine Center University Medical Center Utrecht Uppsalalaan 8 Utrecht 3584 CT The Netherlands
3. IBET Instituto de Biologia Experimental e Tecnológica Apartado 12 Oeiras 2781‐901 Portugal
4. Instituto de Tecnologia Química e Biológica António Xavier Universidade Nova de Lisboa Av. da República Oeiras 2780‐157 Portugal
5. Netherlands Heart Institute P.O. Box 19258 Utrecht 3501 DG The Netherlands
6. Laboratory of Self‐Organizing Soft Matter Department of Chemical Engineering and Chemistry & Institute of Complex Molecular Systems (ICMS) Eindhoven University of Technology (TUE) Groene Loper 3 Eindhoven 5612 AE The Netherlands