The Crumbs_C isoform of Drosophila shows tissue- and stage-specific expression and prevents light-dependent retinal degeneration.
Spannl S, Kumichel A, Hebbar S, Kapp K, Gonzalez-Gaitan M, Winkler S, Blawid R, Jessberger G, Knust E. Biol Open. 2017 Feb 15; 6(2):165-175. Epub 2017 Feb 15.