Fig. 3

The protein levels of collagen I and collagen III in the left atrium. a Representative western blot gels depict the protein expression levels of collagen I and collagen III. b Mean values of the protein expression levels of collagen I and collagen III in the 3 groups. Each bar represents the means ± standard deviation. *P < 0.05 vs. sham group; ^#P < 0.05 vs. control group