Figure 2. Representative cross-sectional, large field-of-view images of α-smooth muscle actin immunoreactive tissue (dark brown) in penile midshaft sections from 3-weeks (A, B) and 9-weeks (E, F) control rats, and 3-weeks (C, D) and 9-weeks (G, H) diabetic rats, at low (4x) magnification (A, C, E, G) and high (20x) magnification (B, D, F, H).