Evidence map›Paper›PMID 17332893›Full record

ArticleThe Journal of clinical investigation2007

Shotgun proteomics implicates protease inhibition and complement activation in the antiinflammatory properties of HDL.

Tomas Vaisar, Subramaniam Pennathur, Pattie S Green, Sina A Gharib, Andrew N Hoofnagle, Marian C Cheung, Jaeman Byun, Simona Vuletic, Sean Kassim, Pragya Singh and 11 more

Registry-linked trialOpen access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01524705 (FLAT-SUGAR), which is not on this map. Cited by 429 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
429citing papers in PubMed, 3 pooled it
32.5field-weighted citation impact, top 1% of its field
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.

NCT01524705 phase4completedstarted 2012, after this paper: background citation

FLAT-SUGAR: FLuctuATion Reduction With inSULin and Glp-1 Added togetheR

Ran2012Enrolled102Registered outcomes4Posted comparisons3ConditionsType 2 DiabetesArmsexenatide, Insulin glargine, Metformin, Prandial insulin
Open the trial in the graph
3 · Its place in the literature

Who cites it

429 citing papers in PubMed, 3 syntheses or guidelines pooled it, 935 citations in OpenAlex.

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  18. SAA4: An Underdog Within the Serum Amyloid a Superfamily?International journal of molecular sciences · 2026
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369 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

21 authors at 3 institutions in 1 country.

Tomas VaisarDepartment of Medicine, University of Washington School of Medicine, Seattle, Washington 98195, USA.
Subramaniam Pennathur
Pattie S Green
Sina A Gharib
Andrew N Hoofnagle
Marian C Cheung
Jaeman Byun
Simona Vuletic
Sean Kassim
Pragya Singh
Helen Chea
Robert H Knopp
John Brunzell
Randolph Geary
Alan Chait
Xue-Qiao Zhao
Keith Elkon
Santica Marcovina
Paul Ridker
John F Oram
Jay W Heinecke
University of Washington · USHarvard University Press · USWake Forest University · US

Funding

XENOBIOTIC BIOTRANSFORMATION AND DISPOSITIONP30ES007033 · NIEHS · UNIVERSITY OF WASHINGTON · PI ALI SHOJAIE · 1995 to 2026
$42.5M
Vector and Transgenic Mouse CoreP30DK017047 · NIDDK · UNIVERSITY OF WASHINGTON · PI Sakeneh Zraika · 1986 to 2026
$41.4M
Serum Amyloid and Inflammation in AtherogenesisP01HL030086 · NHLBI · UNIVERSITY OF WASHINGTON · PI HEINECKE, JAY W · 1985 to 2009
$14.7M
REVERSE CHOLESTEROL TRANSPORT IN DIABETESP01DK002456 · NIDDK · UNIVERSITY OF WASHINGTON · PI CHAIT, ALAN · 1986 to 2007
$10.2M
Molecular Mechanisms for Dysfunctional High Density Lipoprotein (HDL)R01HL086798 · NHLBI · UNIVERSITY OF WASHINGTON · PI HEINECKE, JAY W · 2007 to 2011
$1.9M
ARTERY WALL CONTRACTION, WOUND HEALING, AND RESTENOSISR01HL057557 · NHLBI · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI GEARY, RANDOLPH L. · 1998 to 2006
$1.9M
Macrophage-Derived Oxidants in AtherogenesisR01HL078527 · NHLBI · UNIVERSITY OF WASHINGTON · PI HEINECKE, JAY W · 2005 to 2008
$1.5M
Physiologic Genomics of Pulmonary Hypertension &RVHK08HL074223 · NHLBI · UNIVERSITY OF WASHINGTON · PI GHARIB, SINA A · 2003 to 2008
$645k
NHLBI NIH HHS HL074223NHLBI NIH HHS HL078527NHLBI NIH HHS HL086798NHLBI NIH HHS HL57557NHLBI NIH HHS K08 HL074223NHLBI NIH HHS P01 HL030086NHLBI NIH HHS P01HL030086NHLBI NIH HHS R01 HL057557NHLBI NIH HHS R01 HL078527NHLBI NIH HHS R01 HL086798NIDDK NIH HHS DK017047NIDDK NIH HHS DK02456NIDDK NIH HHS P01 DK002456NIDDK NIH HHS P30 DK017047NIDDK NIH HHS P30DK017047NIEHS NIH HHS P30 ES007033NIEHS NIH HHS P30ES07033
6 · The paper itself

Abstract

HDL lowers the risk for atherosclerotic cardiovascular disease by promoting cholesterol efflux from macrophage foam cells. However, other antiatherosclerotic properties of HDL are poorly understood. To test the hypothesis that the lipoprotein carries proteins that might have novel cardioprotective activities, we used shotgun proteomics to investigate the composition of HDL isolated from healthy subjects and subjects with coronary artery disease (CAD). Unexpectedly, our analytical strategy identified multiple complement-regulatory proteins and a diverse array of distinct serpins with serine-type endopeptidase inhibitor activity. Many acute-phase response proteins were also detected, supporting the proposal that HDL is of central importance in inflammation. Mass spectrometry and biochemical analyses demonstrated that HDL3 from subjects with CAD was selectively enriched in apoE, raising the possibility that HDL carries a unique cargo of proteins in humans with clinically significant cardiovascular disease. Collectively, our observations suggest that HDL plays previously unsuspected roles in regulating the complement system and protecting tissue from proteolysis and that the protein cargo of HDL contributes to its antiinflammatory and antiatherogenic properties.

Indexed as

Complement ActivationProteomicsAmino Acid SequenceChromatography, LiquidCoronary Artery DiseaseHumansInflammationLipid MetabolismLipoproteins, HDLMass SpectrometryMicroscopy, Electron, ScanningMolecular Sequence DataPeptide HydrolasesLipoproteins, HDLPeptide Hydrolases

Identifiers

PMID17332893
PMCPMC1804352
OpenAlexW2083315579

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.