Bibliografisk note

Funding Information:
We thank the members of our single-cell and DVP teams in Munich and Copenhagen for discussions. The authors are supported by grants from the Max Planck Society for the Advancement of Science, Germany, and the European Union’s Horizon 2020 research and innovation program ISLET (No. 874839). F.A.R. is an EMBO postdoctoral fellowship holder (ALTF 399-2021). We thank Juliet Percival (Percival Press, Durham, UK) for the scientific illustrations.

Funding Information:
We thank the members of our single-cell and DVP teams in Munich and Copenhagen for discussions. The authors are supported by grants from the Max Planck Society for the Advancement of Science, Germany, and the European Union’s Horizon 2020 research and innovation program ISLET (No. 874839). F.A.R. is an EMBO postdoctoral fellowship holder (ALTF 399-2021). We thank Juliet Percival (Percival Press, Durham, UK) for the scientific illustrations.