Inclusion Criteria:  Subjects with Type 2 Diabetes with and without NAFLD (steatosis FF% > 5,6% on MR spectroscopy for NAFLD and NASH groups)  Exclusion Criteria:  Active smoking Comorbidity other than hypertension and hyperlipidemia Fixed medical drug consumption (including insulin) except statins and anti-diabetic medications. However, statins must be paused 2 weeks before the examination date and other antidiabetic medication on examination date. Patients with cancer or former cancer patients Blood donation within the last 3 months prior to the study Participation in experiments involving radioactive isotopes within the last 3 months Alcohol abuse (over 21 items per week for men and over 14 for women) Pregnancy