Fig. 3From: Cell type-specific effects of p27KIP1 loss on retinal developmentProgenitor characteristics of the proliferating cells in the p27 knockout retinas at P6. Double immunofluorescence for BrdU (a) or phospho-histone H3 (pH3) (b) with progenitor markers (Chx10, Sox9, Sox2, and Pax6) showing colocalization (arrows). Scale bars = 20 μmBack to article page