serum samples were collected after overnight fasting just before the application of the test meal and 30 , 60 , 120 and 180 min afterwards for determination of serum cholic acid ( ca ) , chenodeoxycholic acid ( cdca ) and deoxycholic acid ( dca ) concentrations by radioimmunoassays .
C0008024
chenodeoxycholic acid
C0011479
deoxycholic acid