Sduringthemetabolicstudy.Hyperlipidemicsubjectsoftenhave delayedLDLapoB-100catabolism(seesupplementalTable S3).Wehavedocumentedalsothatfeedingresultsinmore directTRLapoB-100catabolismandlessconversionofTRL apoB-100toLDLapoB-100,aswellasdelayedLDLapoB-100 catabolism,comparedwiththefastingstate(29).Despite thedifferences,ourfindingsareconsistentwiththesepreviousstudiesandsupporttheconceptthatapoBinsdLDLs iscatabolizedmoreslowlythanapoBinlbLDLs. Our information indicate that approximately 80 of lbLDL apoB-100isderivedfromTRLapoB-100,withtheremainderMetabolism and proteomics of LDL subfractionsTABLE three. ApolipoproteincompositionoflbLDLandsdLDLduringplaceboandtreatmentwithrosuvastatin40mg/dayPlacebo(totalproteinspectralintensity,logbase2) Proteins lbLDL sdLDL PbRosuvastatin(totalproteinspectralintensity,logbase2) lbLDL sdLDL PbRosuvastatinvs.placebo,achange, (P) lbLDL sdLDLApoA-I ApoA-II ApoA-IV ApoC-I ApoC-II ApoC-III ApoC-IV ApoD ApoE ApoF ApoM19.9.9 19.0.five 0 9.1.six 22.0.1 23.four.three 10.1.1 12.8.two 23.5.1 11.7.8 18.5.22.8.5 19.3.7 […]