Familial hypercholesterolaemia: cholesterol efflux and coronary disease

Jorie Versmissen, Ranitha Vongpromek, Reyhana Yahya, Jeroen B van der Net, Leonie van Vark-van der Zee, Jeannette Blommesteijn-Touw, Darcos Wattimena, Trinet Rietveld, Clive R Pullinger, Christina Christoffersen, Björn Dahlbäck, John P Kane, Monique Mulder, Eric J G Sijbrands

16 Citations (Scopus)

Abstract

BACKGROUND: Coronary heart disease (CHD) risk inversely associates with levels of high-density lipoprotein cholesterol (HDL-C). The protective effect of HDL is thought to depend on its functionality, such as its ability to induce cholesterol efflux.

MATERIALS AND METHODS: We compared plasma cholesterol efflux capacity between male familial hypercholesterolaemia (FH) patients with and without CHD relative to their non-FH brothers, and examined HDL constituents including sphingosine-1-phosphate (S1P) and its carrier apolipoprotein M (apoM).

RESULTS: Seven FH patients were asymptomatic and six had experienced a cardiac event at a mean age of 39 years. Compared to their non-FH brothers, cholesterol efflux from macrophages to plasma from the FH patients without CHD was 16 ± 22% (mean ± SD) higher and to plasma from the FH patients with CHD was 7 ± 8% lower (P = 0·03, CHD vs. non-CHD). Compared to their non-FH brothers, FH patients without CHD displayed significantly higher levels of HDL-cholesterol, HDL-S1P and apoM, while FH patients with CHD displayed lower levels than their non-FH brothers.

CONCLUSIONS: A higher plasma cholesterol efflux capacity and higher S1P and apoM content of HDL in asymptomatic FH patients may play a role in their apparent protection from premature CHD.

Original languageEnglish
JournalEuropean Journal of Clinical Investigation
Volume46
Issue number7
Pages (from-to)643-50
Number of pages8
ISSN0014-2972
DOIs
Publication statusPublished - 1 Jul 2016

Keywords

  • Journal Article

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