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Oxidative stress and Signaling Pathway markers. Photomicrographs of immunohistochemical analyzes of oxidative stress and signaling pathways markers present in the alveolar walls, as represented by NF-κB and 8-iso-PGF2α. The red arrows indicate positive cells for NF-κB and positive area of 8-iso-PGF2α. All images were analyzed at a magnification of 1,000×, scale bars = 10 µm. Experimental groups are represented as: SAL, OVA, OVA anti-IL-17, OVA-LPS, and OVA-LPS anti-IL-17.
