LAMA4/NID1 protein level ratio in blood (OBA_2054877) can be described as follows. A compound attribute that is the ratio of amount of laminin subunit alpha-4 (human) in blood to amount of nidogen-1 (human) in blood. Also known as: the ratio of amount of laminin subunit alpha-4 (human) in blood to amount of nidogen-1 (human) in blood.