A compound attribute that is the ratio of amount of BPI fold-containing family B member 1 (human) in blood to amount of glutaredoxin-1 (human) in blood. The trait is BPIFB1/GLRX protein level ratio in blood (OBA_2053304). Also known as: the ratio of amount of BPI fold-containing family B member 1 (human) in blood to amount of glutaredoxin-1 (human) in blood.