IL5 and Increased total eosinophil count: Interestingly, the marked increase in peritoneal IL-5+ Th2 cell numbers in the H. polygyrus-reinfected group was further paralleled by a significant influx of eosinophils into the peritoneal cavity, but not in other tissue sites, indicative of memory Th2-driven peritoneal eosinophilia (Figure S4).