Fig. 7From: MiR-146a-5p delivered by hucMSC extracellular vesicles modulates the inflammatory response to sulfur mustard-induced acute lung injuryRepresentative immunohistochemistry images of TRAF6 and NF-κB expression in tissues (× 400) (n = 3 mice/group). Scale bar = 20 μm, *P < 0.05; **P < 0.01; and ***P < 0.001Back to article page