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Fig. 4. Ventral and dorsal epithelia of E18.5 wild-type and
p63-/- bladders. (A-D) Hematoxylin and Eosin
staining (600x). (E-H) Immunofluorescent staining of cytokeratin
18 (K18) (400x, confocal microscopy). (I-L) Immunofluorescent
staining of uroplakin 3 (630x, confocal microscopy). (A,C,E,G,I,K) Wild
type. (B,D,F,H,J,L) p63-/-. Arrows represent the epithelial
layers.