Table 2.

Quantification of Masson’s trichrome staining

Group	Relative area of fibrosis (%)
Normal control	1.43 ± 0.35
Complex model	23.17 ± 8.31&
PNS	8.18 ± 3.22*
Rg1	9.64 ± 2.87*
Rb1	8.72 ± 2.13*
R1	10.16 ± 4.31*

&p < 0.05 vs. normal control, ^*p < 0.05 vs. the complex model.