Paeoniae alba Radix Promotes Peripheral Nerve Regeneration

Figure 4

Light micrographs of regenerated nerve cross-sections from group 2 ((a) PR at 1.25 mg ml⁻¹), group 3 ((b) PR at 12.5 mg ml⁻¹), group 4 ((c) PR at 125 mg ml⁻¹) and control group ((d) saline). Scale bars = 30 μm.

(a)

(b)

(c)

(d)