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Figure 2 | Journal of Occupational Medicine and Toxicology

Figure 2

From: Lung responses to secondary endotoxin challenge in rats exposed to pig barn air

Figure 2

Immunohistochemical quantification of monocytes/macrophages in the lung. Monocytes/macrophages were stained using ED-1 antibody in the lung sections from control (A), E. coli LPS (B), one day barn exposed rats without and with E. coli LPS challenge (C-D) and five day barn exposed rats without (E) (arrows) and with E. coli LPS challenge respectively (picture not shown) F: Quantification of septal monocytes/macrophages revealed no significant difference among any of the groups (P > 0.05).Original magnification A-F: ×400 and micrometer bar = 50 μm.

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