IL4R and infection: One week following the final dose, at 5 wk postinfection, levels of eosinophils were significantly reduced (by >4-fold) in the peritonea of infected, αCCR3-treated IL-4Rα−/− mice compared with isotype-treated infection controls (from 0.398 × 106 to 0.085 × 106 mean levels, respectively, Kruskal–Wallis one-way ANOVA statistic: 80.61, Dunn multiple comparisons tests, p < 0.05; Fig. 2D, 2E).