Results: The positive ER immunoreactivity was presented in vascular smooth muscle cells, endothelial cells and the adipose tissues around the vessel in the descending aorta.

• 阳性反应强度无性别差异,无段间差异(降主动脉胸段与腹段)。血管周围的脂肪组织也可见大量呈阳性反应的细胞。