Figure 5: Microphotograph of nondecalcified sections. On top, (a) shows Z3 areas of actuator and (b) shows static control, both implanted in the same position in tibia. On bottom, Z2 areas showing increase labeled area in (c) femoral actuator when compared to contra lateral (d) static control. A fibrous capsule (FC) was present on the bone/film interface. Scale bar represents 200 μm.