Figure 5

Annexin immunohistochemistry staining (Red chromogen). (A) Hypoxic retina at Day 7 showed some apoptosis of the retinal ganglion cells (Black arrow). (B) Ngb treated hypoxic retina at Day 7 showed reduction of apoptosis, with rare retinal ganglion cells with positive staining (Black arrow) (C) Ngb treated hypoxic retina at Day 30 showed no apoptosis.