IL1B and type 1 diabetes mellitus: Toward the goal of informing the development of exosome biomarkers in T1D, the objective of this study was to profile the various classes of protein coding and noncoding exosome-associated RNAs in human cadaveric islet-derived exosomes treated with IL-1β and IFN-γ, an ex vivo exposure model intended to mimic the proinflammatory milieu of T1D.