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Increased number of MPO+ cells in the upper part of the villi 7 d after HI. Representative intestinal sections of (A) control and (B) HI animals were stained by immunohistochemistry for MPO. For each experimental group, MPO+ cells (arrows) in the upper part of the villi were counted, and the mean cell counts per power field per animal are given (C). The scale bar in panels A and B represents 100 μm. The scale bar in insets represents 50 μm. *p < 0.05, **p < 0.01.
