Ontology of Biological Attributes term OBA_2053507 (PPP1R2/TMSB10 protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of protein phosphatase inhibitor 2 (human) in blood to amount of thymosin beta-10 (human) in blood. Also known as: the ratio of amount of protein phosphatase inhibitor 2 (human) in blood to amount of thymosin beta-10 (human) in blood.