IL6 and cystic fibrosis: In fact, we previously showed that 10% oligofructose supplementation during pregnancy and lactation increased the TNF-α content in the liver of pups in the CF group and IL-6 and TNF-α contents in RET of pups in the TF group, accompanied by a reduction in the serum adiponectin concentrations of the offspring in the CF, T and TF groups [63].