The Syn staining results showed that there were generous dense Syn-positive granules around the neuron in hippocampus of rats in JNA group and Duxil group,and there were a small quantity of glial cells.

• Syn免疫组化染色:健脑安组和都可喜组大鼠海马神经细胞周围Syn阳性颗粒密集、染色深,可见少量胶质细胞。