GAD2 and type 1 diabetes mellitus: Moreover, sera from all individuals were tested for the presence of Abs against 4 newly identified putatively relevant C-terminal MAP3865c epitopes (MAP3865c246–252, MAP3865c256–262, MAP3865c261–267 and MAP3865c281–287), the corresponding ZnT8 C-terminal region, the MAP specific protein MptD, the T1D autoantigen GAD65 and the T1D unrelated Acetilcoline Receptor (ACHR).