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. 2014 May 20;9(5):e97419. doi: 10.1371/journal.pone.0097419

Figure 4. Up-regulation of Nrf2 and HO-1 following successive subcutaneous treatments with lansoprazole.

Figure 4

A) No significant changes in the levels of mRNA for Nrf2, Keap1 and HO-1. B) Up-regulation of IR levels for Nrf2 and HO-1, with no change of Keap1 IR. *P<0.05, ***P<0.001 compared with control. Representative photographs showing an increase of Nrf2 and HO-1 IR. C) Nuclear translocation of Nrf2 in hepatocytes as demonstrated by double fluorescence immunohistochemistry and western blotting of cytosol fraction (C; Calpain-positive) and nuclear fraction (N; Histone H1-positive). Blue indicates DAPI-positive nuclei, red indicates Nrf2 IR, and pink indicates the nuclear localization of Nrf2. Bar = 20 µm.