All sodium bromide density solutions contained 0.5 mL of 0.5-mol/L Na2EDTA. The concentration of cholesterol in each lipoprotein fraction was enzymatically determined with a commercial kit (Cholesterol E Test Wako, Wako Pure Chemical Industries, Co).
All sodium bromide density solutions contained 0.5 mL of0.5-mol/L Na2EDTA. The concentration of cholesterol ineach lipoprotein fraction was enzymatically determined witha commercial kit (Cholesterol E Test Wako, Wako PureChemical Industries, Co).