Table 1.

The percentages of fluorescence-labeled areas at 4 weeks after operation (n = 6).

Groups	nHA/CS/PLGA scaffolds + hUCMSCs	nHA/PLGA scaffolds + hUCMSCs	CS/PLGA scaffolds + hUCMSCs	PLGA scaffolds + hUCMSCs	nHA/CS/PLGA scaffolds without seeding	The control group
The percentages of fluorescence-labeled areas (%)	46.33 ± 9.07∗∗	31.66 ± 18.72	25.33 ± 8.73	21.33 ± 7.02	11.00 ± 4.58	1.67 ± 3.78

The percentages (%) of fluorescence-labeled areas in nHA/CS/PLGA scaffolds + hUCMSCs group were higher than those of other groups, ^∗∗ p < 0.01.