[Glutamic acid decarboxylase autoantibodies (antiGAD-Ab) in patients with non-insulin dependent diabetes mellitus (NIDDM)].

Aim Of Study: To assess the prevalence of markers of autoimmune destruction of pancreatic beta-cells in patients with non-insulin dependent diabetes mellitus (NIDDM).

Subjects: 127 hospitalized NIDDM patients subdivided to the following subgroups: non-obese with C-peptide < 0.3 nmol/l (NIDDM-(-)), non-obese with C-peptide > 0.