Group

n

Apoptosis rate of lung tissue (%)

Caspase-3 (μmol /ml)

A

10

0.49 ± 0.03

5.49 ± 1.04

B

10

20.54 ± 0.71^a

31.38 ± 1.15^a

C

10

17.68 ± 0.41^ab

18.87 ± 1.11^ab

D

10

11.01 ± 0.47^abc

9.07 ± 0.88^abc