No loss of exocrine sympathetic nerves in either type 2 diabetes or ld-type 1 diabetes. Representative images of TH staining in the exocrine pancreas of a control subject without diabetes (A), a patient with type 2 diabetes (T2D) (B), and a patient with ld-type 1 diabetes (C). Sympathetic nerve area in the exocrine pancreas, including veins, ducts, and thin interlobular spaces, of patients with T2D and ld-type 1 diabetes and of age-matched control subjects without diabetes (D). Open circles with bars represent group mean ± SEM. ND, control subjects without diabetes.