Group

n

Apoptosis rate % (FCM)

AI %（TUNEL）

Blank control

8

2.25 ± 0.77

2.17 ± 0.49

HSP

8

14.77 ± 2.23^**▲▲

13.64 ± 2.95^**▲▲

Normal control

6

9.97 ± 1.48^**

6.32 ± 1.41^**