apolipoprotein a-i concentrations in plasma correlated positively with serum albumin ( r = 0.55 , p less than 0.001 ) and prealbumin ( r = 0.57 , p less than 0.001 ) and negatively with serum bilirubin ( r = -0.47 , p less than 0.01 ) and bile salts ( r = -0.54 , p less than 0.001 ) .
C0036773
serum
C0032923
prealbumin