Table 3.

Apoptotic index (% apoptotic cells/ total cells) evaluated by TUNEL assay after 4 weeks of transplantation

Group	PBS	MSCs	G-CSF	MSCs + G-CSF
Injection at 3 days after MI	0.121 ± 0.05	0.060 ± 0.02*	0.115 ± 0.02	0.059 ± 0.02*
Injection at 7 days after MI	0.129 ± 0.02	0.060 ± 0.01*	0.134 ± 0.06	0.068 ± 0.03*

* P < 0.05, compared with PBS group; Data were expressed as mean ± SD