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Representative adrenal images from young and old individuals. Adrenal images of an 18-year-old man (A-F) and a 61-year-old man (G-L), respectively are shown: hematoxylin and eosin staining (H&E, A and F), and immunohistochemistry staining for aldosterone synthase (CYP11B2, B and H); visinin-like 1 (VSNL1, C and I); 3β-hydroxysteroid dehydrogenase type II (HSD3B2, D and J); 11β-hydroxylase (CYP11B1, E and K); and cytochrome b5 type A (CYB5A, F and L). Scale bars indicate 200 μm.
