Table 4.

Expression of VEGF in the myocardial tissues 4 weeks after transplantation (average grey value)

Group	PBS	MSCs	G-CSF	MSCs + G-CSF
Injection at 3 days after MI	72.4 ± 3.8	126.1 ± 2.3*	118.4 ± 3.8*	129.5 ± 3.5*
Injection at 7 days after MI	78.6 ± 2.6	132.6 ± 4.5*	122.6 ± 2.4*	128.1 ± 3.2*

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