Figure 6

PXR expression in human skin ulcer. Human skin ulcer tissues were stained for PXR by immunohistochemistry. Representative images of (A,B) burn ulcer, (C,D) postsurgical ulcer, and (E,F) stasis ulcer are shown. Broken line and arrow indicate epithelization front and arrowheads indicate PXR expressed in the nuclei of keratinocytes in the re-epithelialized islands. Magnified images of the areas boxed with a broken line in (A,C,D) are shown as (B,D,F), respectively.