Research Article

Xiao-Yao-San Formula Improves Cognitive Ability by Protecting the Hippocampal Neurons in Ovariectomized Rats

Figure 4

Effect of Xiao-Yan-San (XYS) on hippocampal apoptosis. (a) Representative TUNEL staining sections; (b) average optical density of TUNEL-positive cells in the CA1, CA3, and DG regions. versus sham; versus sham; versus O-saline; versus O-saline. The results of each group represent average data from 3 animals.
(a)
(b)