In experimental NEC mice, the concentration of chemokine (C-C motif) ligand 20 (CCL-20) and granulocyte-macrophage colony-stimulating factor (GM-CSF), two cytokines regulated by NF-κB, also decreased following Grx1−/− (Figures 6G and 6H). Here, GLRX is linked to necrotizing enterocolitis.