1 Novo Nordisk Foundation Center for Stem Cell Medicine - reNEW, and, Biotech Research and Innovation Centre, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
2 Biotech Research and Innovation Centre, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
3 Novo Nordisk Foundation Center for Stem Cell Medicine - reNEW, and, Biotech Research and Innovation Centre, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark. Electronic address: kim.jensen@sund.ku.dk.