FOXP3 and necrotizing enterocolitis: In addition, the animals with a high percentage of Foxp3+ cells had lower NEC scores than animals with a low percentages of Foxp3+ cells within the group of NEC+LR17938: there was a significant correlation between % CD4+Foxp3+ T cells and NEC score (p = 0.0219 and r = − 0.5089).