Table 4.

Overview of collagen expression levels in serum and in myocardial tissue.

	Sham	Model	FS	SNT-LD	SNT-HD	Expression levels (versus model)
In serum
Collagen I (μg/L)	2.74 ± 0.40	4.11 ± 0.74**	2.67 ± 0.42▲▲	2.43 ± 0.38▲▲	2.17 ± 0.21▲▲	↓
Collagen III (μg/L)	1.61 ± 0.27	2.68 ± 0.43**	2.00 ± 0.45▲▲	2.02 ± 0.47▲▲	1.96 ± 0.47▲▲	↓
TGF-β1 (ng/L)	24.95 ± 4.31	23.91 ± 5.76	22.84 ± 5.07	23.75 ± 8.78	25.61 ± 7.98
In myocardial tissue
Collagen I (μg/g)	0.94 ± 0.16	1.20 ± 0.15	0.86 ± 0.15▲	1.03 ± 0.10	0.89 ± 0.14▲	↓
Collagen III (μg/g)	0.28 ± 0.10	0.45 ± 0.04*	0.33 ± 0.04	0.36 ± 0.08	0.30 ± 0.04▲	↓
TGF-β1 (ng/g)	5.99 ± 2.17	6.48 ± 1.79	5.91 ± 2.80	5.32 ± 0.49	4.08 ± 1.05	↓

*P < 0.05, **P < 0.01 versus sham group; ^▲ P < 0.05, ^▲▲ P < 0.01 versus model group.