ea0088007 | Abstracts | BES2022
Sandra Marin-Canas
, Florian Szymczak
, Maria Ines Alvelos
, Stephane Demine
, Maikel L Colli
, de Beeck Anne Op
, Sofia Thomaidou
, Lorella Marselli
, Arnaud Zaldumbide
, Piero Marchetti
, Decio L Eizirik
Aim: IFNα is a key regulator of the initial dialogue between pancreatic β-cells and the immune system in type 1 diabetes (T1D). IFNα induces endoplasmic reticulum (ER) stress, insulitis and a massive HLA-ABC overexpression in human β-cells, three histological hallmarks of T1D. Against this background we investigated the global role of IFNα on iPSC-derived islet-like cells, used here to mimic islet cells in the early neonatal period when autoimmunity ag...