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H&E of the retina 500–1000 µm superior the optic nerve. (a) Normal control retinas. (b–h) Light-exposed retinas exposed to following wavelengths: 420 nm, 440 nm, 460 nm, 500 nm, 540 nm, 580 nm, and 615 nm. GCL, ganglion cell layer; IPL, inner plexiform layer; INL, inner nuclear layer; OPL, outer plexiform layer; ONL, outer nuclear layer; RIS, rod inner segments; ROS, rod outer segments; RPE, retinal pigment epithelium. Bar = 50 µm.
