Table 2B.

Aggrecan fluorescence intensity of BMSCs in the experimental and control group.

Group	n	Aggrecan fluorescence intensity
		4 d	7 d	14 d
Control group	6	1.61±1.07	2.27±1.06	2.78±1.52
Experimental group	6	5.01±1.68*	8.11±1.83*$	11.63±1.49*&

Compared with control group,

^*p<0.05; compared with experimental group on the 4^th day,

^$p<0.05 or on the 7^th day,

^&p<0.05.