Yes! You can also induce islet cells from the patient's own stem cells:
https://stemcellres.biomedcentral.com/articles/10.1186/s1328...
https://stemcellres.biomedcentral.com/articles/10.1186/s1328...
>apply the HIP technology to develop therapeutic candidates at scale, including both pluripotent stem cells and donor-derived allogeneic CAR T cells.