(A) Representative immunofluorescence of monoubiquitylated lysine 119 of histone H2 (H2AK119ub).
(B) Representative immunofluorescence of a PCGF paralog, MEL-18 (also known as PCGF2).
(C and D) Gene expression analysis of PCGF paralogs, Pcgf3 (p=0.406, n=3) and Pcgf6 (p=0.149, n=3).
Dotted lines in A and B mar the basal lamina, bar is 25 μm.