Table 2.

Body and muscle weight.

	Body weight (g)	Muscle wet weight (mg)		Muscle wet weight/body weight (mg/g)
		Control	MSC	Control	MSC
2d	25.3 ± 0.6	131.7 ± 4.4	157.0 ± 3.4*	5.2 ± 0.2	6.2 ± 0.2*
7d	25.0 ± 0.6	134.0 ± 4.2	138.7 ± 3.9†	5.4 ± 0.1	5.5 ± 0.1†
14d	26.1 ± 0.4	135.9 ± 2.9	139.0 ± 1.6†	5.2 ± 0.1	5.3 ± 0.1†
28d	26.5 ± 1.2	143.9 ± 6.4	146.3 ± 6.0	5.4 ± 0.1	5.5 ± 0.1†

*P < 0.05 vs Control and ^†P < 0.05 vs ipsilateral muscle at 2 days post-injection.