A compound attribute that is the ratio of amount of folate receptor beta (human) in blood to amount of Thy-1 membrane glycoprotein (human) in blood. The trait is Ontology of Biological Attributes identifier OBA_2054140 (FOLR2/THY1 protein level ratio in blood). Also known as: the ratio of amount of folate receptor beta (human) in blood to amount of Thy-1 membrane glycoprotein (human) in blood.