TNFRSF14/TNFSF14 protein level ratio in blood (OBA_2052990, an Ontology of Biological Attributes identifier) can be described as follows. A compound attribute that is the ratio of amount of tumor necrosis factor receptor superfamily member 14 (human) in blood to amount of tumor necrosis factor ligand superfamily member 14 (human) in blood. Also known as: the ratio of amount of tumor necrosis factor receptor superfamily member 14 (human) in blood to amount of tumor necrosis factor ligand superfamily member 14 (human) in blood.