2.

骨膜素对缺氧诱导的人牙周膜成纤维细胞凋亡的影响

Effect of periostin on apoptosis of hypoxia-induced human periodontal ligament fibroblasts (Mean±SD, n=9)

Group	Bcl-2	Bax	Cleaved caspase-3	Cell apoptosis rate (%)
*P < 0.05, compare with 0 ng/mL; #P < 0.05 compare with hypoxia group.
Control	0.73±0.06	0.26±0.05	0.34±0.04	3.28±0.47
Hypoxia	0.24±0.05*	1.14±0.12*	0.83±0.08*	21.24±2.37*
Hypoxia+25 ng/mL	0.37±0.06#	0.73±0.07#	0.59±0.07#	14.37±1.58#
Hypoxia+50 ng/mL	0.44±0.05#	0.61±0.06#	0.42±0.06#	11.98±1.26#
Hypoxia+100 ng/mL	0.69±0.08#	0.45±0.05#	0.33±0.05#	10.72±1.52#
F	107.008	177.210	105.324	154.663
P	0.000	0.000	0.000	0.000