Table 6.

Relative mRNA expression of MMP-9 and NF-κB in each group (n=6, ‾X ±S)

Group	MMP-9	NF-κB
Sham operation group	1	1
IR group	2.49±0.39▲	3.07 ± 0.32▲
TPO intervention group	1.52±0.30▲■	2.03 ± 0.49▲■

^▲Compared with the sham operation group, P<0.05; ^■Compared with the IR group, P<0.05