Table 4 Effects of active components of Radix Scrophulariae (ACRS) on mRNA expression of collagen types I and III, angiotensin converting enzyme (ACE) and transforming growth factor-β1 (TGF-β1) in spontaneously hypertensive rats (SHR) and Wistar–Kyoto rats (WKY) (\(\bar{x}\) ± SE, n = 6)

1.03 ± 0.59

1.29 ± 0.86

0.62 ± 0.37

1.20 ± 0.59

1.47 ± 0.60

1.28 ± 0.85

0.85 ± 0.27

1.30 ± 0.42

4.85 ± 2.60^††

1.47 ± 0.68

1.58 ± 1.05^†

5.51 ± 3.83^†

1.17 ± 0.28**

0.79 ± 0.34

0.77 ± 0.18*

1.35 ± 0.24*

1.39 ± 0.44**

1.32 ± 0.44

0.94 ± 0.22*

1.21 ± 0.23*

1.22 ± 0.51**

1.15 ± 0.51

0.60 ± 0.34*

1.25 ± 0.24*

1.22 ± 0.49**

1.08 ± 0.60

0.88 ± 0.18*

1.07 ± 0.20*