TIA1/USP8 protein level ratio in blood (Ontology of Biological Attributes term OBA_2053049) can be described as follows. A compound attribute that is the ratio of amount of cytotoxic granule associated RNA binding protein TIA1 (human) in blood to amount of ubiquitin carboxyl-terminal hydrolase 8 (human) in blood. Also known as: the ratio of amount of cytotoxic granule associated RNA binding protein TIA1 (human) in blood to amount of ubiquitin carboxyl-terminal hydrolase 8 (human) in blood.