Ontology of Biological Attributes entry OBA_2053703 (GGH/INHBC protein level ratio in blood) can be described as follows. A compound attribute that is the ratio of amount of gamma-glutamyl hydrolase (human) in blood to amount of inhibin beta C chain (human) in blood. Also known as: the ratio of amount of gamma-glutamyl hydrolase (human) in blood to amount of inhibin beta C chain (human) in blood.