KDR and type 1 diabetes mellitus: T1D-MSC and C-MSC samples presented typical MSC phenotype and similar percentages of CD73, CD90, CD105, CD29, CD13, CD44, CD49e, CD54, HLA-I, CD166, CD106, STRO-1, CD45, CD14, CD34, HLA-II, CD51/61, and KDR positive cells (Fig. 1c).