Evidence map›Paper›PMID 23828779›Full record

ArticleJournal of lipid research2013

Determinants of binding of oxidized phospholipids on apolipoprotein (a) and lipoprotein (a).

Gregor Leibundgut, Corey Scipione, Huiyong Yin, Matthias Schneider, Michael B Boffa, Simone Green, Xiaohong Yang, Edward Dennis, Joseph L Witztum, Marlys L Koschinsky and 1 more

Abstract read
In one paragraph

Article in Journal of lipid research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 117 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
117citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

117 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Oxidized Phospholipids and Calcific Aortic Valvular Disease.Journal of the American College of Cardiology · 2024
    Pooled it
  2. Genome-Wide Association Study HighlightsArteriosclerosis, thrombosis, and vascular biology · 2021
    Pooled it
  3. Pooled it
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  15. Modulation of oxidation-related immune markers by lipid-lowering medications in individuals with elevated lipoprotein(a).Clinical research in cardiology : official journal of the German Cardiac Society · 2026
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  17. Observational
  18. Review
  19. The biology of lipoprotein(a): From genetics to molecular mechanisms.European journal of clinical investigation · 2026
    Review
  20. Zerlasiran for Lipoprotein(a) Reduction: Mechanisms, Evidence, and Future Directions.Cardiovascular & hematological disorders drug targets · 2026
    Review

57 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors.

Gregor LeibundgutDepartments of Medicine, University of California, San Diego, La Jolla, CA.
Corey Scipione
Huiyong Yin
Matthias Schneider
Michael B Boffa
Simone Green
Xiaohong Yang
Edward Dennis
Joseph L Witztum
Marlys L Koschinsky
Sotirios Tsimikas

Funding

STEROL LIPIDSU54GM069338 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI DENNIS, EDWARD A · 2003 to 2013
$72.2M
ROLE OF LIPOXYGENASES IN ATHEROGENESIS IN DIABETES MELLITUSP01HL055798 · NHLBI · UNIVERSITY OF VIRGINIA CHARLOTTESVILLE · PI HEDRICK, CATHERINE C · 1995 to 2016
$28.4M
Transcriptional GenomicsP01HL088093 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI WITZTUM, JOSEPH L. · 2008 to 2018
$26.4M
THE PHARMACOLOGY OF INHIBITORS OF HEME PROTEIN-CATALYZED LIPID PEROXIDATIONP50GM015431 · NIGMS · VANDERBILT UNIVERSITY · PI CAPRIOLI, RICHARD M · 1985 to 2010
$15.0M
Protein Adducts and Proteome Profiles in Oxidative StressP01ES013125 · NIEHS · VANDERBILT UNIVERSITY · PI PORTER, NED ALLEN · 2005 to 2012
$12.6M
Therapeutic Modulation of Endothelial Cell TetrahydrobiopterinP01GM015431 · NIGMS · VANDERBILT UNIVERSITY · PI MARNETT, LAWRENCE J. · 2011 to 2015
$9.5M
CIHR MOP11272NHLBI NIH HHS HL-055798NHLBI NIH HHS HL-088093NHLBI NIH HHS P01 HL055798NHLBI NIH HHS P01 HL088093NIEHS NIH HHS ES013125NIEHS NIH HHS P01 ES013125NIGMS NIH HHS GM-15431NIGMS NIH HHS GM-69338NIGMS NIH HHS P01 GM015431NIGMS NIH HHS P50 GM015431NIGMS NIH HHS U54 GM069338
6 · The paper itself

Abstract

Oxidized phospholipids (OxPLs) are present on apolipoprotein (a) [apo(a)] and lipoprotein (a) [Lp(a)] but the determinants influencing their binding are not known. The presence of OxPLs on apo(a)/Lp(a) was evaluated in plasma from healthy humans, apes, monkeys, apo(a)/Lp(a) transgenic mice, lysine binding site (LBS) mutant apo(a)/Lp(a) mice with Asp(55/57)→Ala(55/57) substitution of kringle (K)IV10)], and a variety of recombinant apo(a) [r-apo(a)] constructs. Using antibody E06, which binds the phosphocholine (PC) headgroup of OxPLs, Western and ELISA formats revealed that OxPLs were only present in apo(a) with an intact KIV10 LBS. Lipid extracts of purified human Lp(a) contained both E06- and nonE06-detectable OxPLs by tandem liquid chromatography-mass spectrometry (LC-MS/MS). Trypsin digestion of 17K r-apo(a) showed PC-containing OxPLs covalently bound to apo(a) fragments by LC-MS/MS that could be saponified by ammonium hydroxide. Interestingly, PC-containing OxPLs were also present in 17K r-apo(a) with Asp(57)→Ala(57) substitution in KIV10 that lacked E06 immunoreactivity. In conclusion, E06- and nonE06-detectable OxPLs are present in the lipid phase of Lp(a) and covalently bound to apo(a). E06 immunoreactivity, reflecting pro-inflammatory OxPLs accessible to the immune system, is strongly influenced by KIV10 LBS and is unique to human apo(a), which may explain Lp(a)'s pro-atherogenic potential.

Indexed as

AnimalsApolipoproteins ABinding SitesEnzyme-Linked Immunosorbent AssayGorilla gorillaHumansLipoprotein(a)Macaca fascicularisMiceMice, Inbred C57BLMice, TransgenicOxidation-ReductionPan paniscusPan troglodytesPapioPhospholipidsApolipoproteins ALipoprotein(a)Phospholipidskringleslipoproteinsplasminogen

Identifiers

PMID23828779
PMCPMC3770094

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.