IL6 and neoplasm: However, tumour cures were enhanced by Hyper-IL-6 administration from 0 to 20% with 88 J cm−2 PDT (median time to growth to 400 mm3 11.5 days and 13.3 days, respectively) and from 20 to 60% with 128 J cm−2 PDT (median time to growth to 400 mm3 21.7 days and >60 days, respectively) (Figure 6).