Figure 3

Histological difference among interatrial septum adipose tissue (IAS-AT), epicardial adipose tissue (EpAT), and subcutaneous adipose tissue (SAT). (A) Representative images of interatrial septum adipose tissue (IAS-AT), epicardial adipose tissue (EpAT) and subcutaneous adipose tissue (SAT) in Non AF group and AF group. Scale bar: 100 µm. (B) Quantitative analysis of adipocyte size. Data are presented as the means ± SD. *p < 0.05, **p < 0.01, by Welch’s correction. n = 10 for each group.