in order to know more about the capacity of these patients to metabolize exogenous triglycerides , the plasma activities of lipoprotein lipase ( lpl ) , hepatic lipase ( hl ) and lecithin : cholesterol acyltransferase ( lcat ) , the key enzymes in the metabolism of serum lipoproteins were measured by a radioisotope technique in 23 critically ill patients and 20 patients with recent major surgery .
C0032105
plasma
C0229671
serum