From: Cyclic stretch induced-retinal pigment epithelial cell apoptosis and cytokine changes
Duration of the stretch (hour)
Apoptosis ratio (%)
Control
2.15 ± 0.24
8 h
4.05 ± 1.03
14 h
11.06 ± 2.31
20 h
22.52 ± 1.68
24 h
36.47 ± 2.50
R6h
3.88 ± 0.77