A compound attribute that is the ratio of amount of DNA fragmentation factor subunit alpha (human) in blood to amount of NAD-dependent protein deacetylase sirtuin-2 (human) in blood. The trait is OBA_2053967 (DFFA/SIRT2 protein level ratio in blood). Also known as: the ratio of amount of DNA fragmentation factor subunit alpha (human) in blood to amount of NAD-dependent protein deacetylase sirtuin-2 (human) in blood.