passages.id: split_4_test_3052_passage
passages.type: progene_text
passages.text: Genotypes at each locus are examined for associations with quantitative lipid ( total cholesterol ( total -c) , LDL - cholesterol ( LDL - c ) , HDL - cholesterol ( HDL - c ) , and triglycerides ) and apolipoprotein ( APO AI , APO AII , APO E , and APO B ) levels .