OBA_2054048 (PDGFA/SCARF1 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of platelet-derived growth factor subunit A (human) in blood to amount of scavenger receptor class F member 1 (human) in blood. Also known as: the ratio of amount of platelet-derived growth factor subunit A (human) in blood to amount of scavenger receptor class F member 1 (human) in blood.