A compound attribute that is the ratio of amount of CCAAT/enhancer-binding protein beta (human) in blood to amount of NAD kinase (human) in blood. The trait is OBA_2054250 (CEBPB/NADK protein level ratio in blood). Also known as: the ratio of amount of CCAAT/enhancer-binding protein beta (human) in blood to amount of NAD kinase (human) in blood.