IL-8 showed a negative correlation with erythrocyte counts and hematocrit and a positive correlation with non-segmented neutrophil counts in uncomplicated cases (day 1) whereas KC-like registered as well a negative correlation with erythrocyte counts and hematocrit but in complicated cases (day 7) and a generally strong positive correlation with non-segmented neutrophil counts in all babesiosis groups. Here, CXCL8 is linked to babesiosis.