GPLD1 and type 2 diabetes mellitus: GPLD1 concentrations in the four cohorts [LADA (n = 174), classic T1DM (n = 156), T2DM (n = 195) and normal controls (n = 166)] were 218.09±35.56 μg/ml, 222.67±38.62 μg/ml, 155.85±37.94 μg/ml, and 162.88±34.66 μg/ml, respectively.