The Effects of Phellodendron Decoction on Wound Healing of Anal Fistula after Anal Fistulotomy

Figure 5

The comparison of immunofluorescence expression images of CD4+ and CD8+ lymphocytes in wound granulation tissue between the study group with the control group. Compared with the control group (c) and (d), the number of CD4+ lymphocytes in the study group (a) was significantly increased, while the number of CD8+ lymphocytes (b) was significantly decreased.

(a)

(b)

(c)

(d)