... GS staining (B3), and 4¢,6-diamidino-2-phenylindole (DAPI) staining (B4), respectively. (B5-8) High magnificationimages of the boxed area in (B4) showing RPE65c staining (B5), GS staining (B6), ... all-trans retinol; CRALBP, cellularretinaldehyde-binding protein; GFP, green fluorescence protein; GS, glutamine synthetase; LRAT, lecithin retinol acyltransferase; MOI,multiplicity of infection; ... RPE65c in the inner retina,including Mu¨ller cells, but not in the RPE. Furthermore, double-immuno-staining of dissociated retinal cells using antibodies for RPE65c and gluta-mine synthetase...