When comparing the T2DM group with the control group, the positivity for thyroid peroxidase antibodies (anti-TPO) was found to be 8.3% versus 10.3%, and the positivity for both anti-TPO and thyroglobulin antibodies (anti-TG) was found to be 2.5% versus 6%, respectively. The gene discussed is TG; the disease is type 2 diabetes mellitus.