CXCL8 and Dravet syndrome: Although there was a decrease in IL-8 levels in DS-group it was not significant (23.09; 2.63 to 79.64 pg mL− 1 in D0 vs. 6.2; 0 to 17.24 pg mL− 1 in D7; p = 0.06 - Fig. 1b; Table 1; Supplementary file 1).