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. 2021 Feb 5;11:3222. doi: 10.1038/s41598-021-82930-w

Figure 4.

Figure 4

Correlation analyses of cytokines and parasite burdens. Mice were treated either concurrently with high dose vaccine + BZN (100 μg Tc24-C4/25 μg E6020-SE + 25 mg/Kg BZN), or a high dose of BZN (100 mg/kg BZN) starting 7 days post-infection as described. Cardiac parasite burdens were determined by qPCR at 53 days of infection, and parasitemia was measured twice weekly until 53 days of infection by qPCR as described. Cytokine levels were measured from the supernatant of splenocytes restimulated with T. cruzi lysate by Luminex assay as described. Levels of IL-22 were significantly negatively correlated with cardiac parasite burdens in mice treated with high dose vaccine + BZN (A); Levels of IL-17 were significantly negatively correlated with parasitemia (B) and cardiac parasite burdens (C) in mice treated with high dose BZN. Similarly, levels of IL-22 were significantly negatively correlated with parasitemia (D) and cardiac parasite burdens (E) in mice treated with high dose BZN. P ≤ 0.05 were considered statistically significant.