788aa3c2_dness___National_Eye_Institute__sual_Process_with_Normal_RPE65
The retinal pigment epithelium cells are unable to convert the vitamin A into the visual 11-cis retinal form of the vitamin. Instead, vitamin A accumulates in these cells.
The retinal pigment epithelium cells convert the vitamin A into the visual 11-cis retinal form of the vitamin.
Defective Mouse Gene Linked to Childhood Blindness | National Eye Institute
Visual Process with Normal RPE65