A compound attribute that is the ratio of amount of scavenger receptor cysteine-rich type 1 protein M130 (human) in blood to amount of folate receptor beta (human) in blood. The trait is Ontology of Biological Attributes term OBA_2055272 (CD163/FOLR2 protein level ratio in blood). Also known as: the ratio of amount of scavenger receptor cysteine-rich type 1 protein M130 (human) in blood to amount of folate receptor beta (human) in blood.