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. 2021 Nov 16;23(1):e2. doi: 10.4142/jvs.21139

Fig. 7. Immunohistochemical analysis of DUOX1 and IL21 proteins in lungs from the PRRSV-HPS group and the control group. Negative cells are blue, and positive cells are yellow or brown. The DUOX1 in the control group (A) and PRRSV-HPS group (B). The IL21 in the control group (C) and PRRSV-HPS group (D). (E) Mean density of DUOX1 and IL21 proteins in the PRRSV-HPS group and control group.

Fig. 7

PRRSV, porcine reproductive and respiratory syndrome virus; HPS, Haemophilus parasuis.

**p < 0.01 by the Wilcoxon rank-sum test.