A compound attribute that is the ratio of amount of FAS-associated death domain protein (human) in blood to amount of endoribonuclease LACTB2 (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2055339 (FADD/LACTB2 protein level ratio in blood). Also known as: the ratio of amount of FAS-associated death domain protein (human) in blood to amount of endoribonuclease LACTB2 (human) in blood.