PCNA and B-cell chronic lymphocytic leukemia: This apparent resolution of the inflammatory response directly correlated with the appearance of PCNA + putative rod progenitors in the ONL at 14 and 28 dpl in the CLL model (Figures 4R,S, 5G, H) and may represent a transcriptional and cellular shift of the retina from a “damage control” state to a modified regenerative repair state.