Evidence map›Paper›PMID 25239141›Full record

ArticleCirculation research2014

Cholesterol esters (CE) derived from hepatic sterol O-acyltransferase 2 (SOAT2) are associated with more atherosclerosis than CE from intestinal SOAT2.

Jun Zhang, Janet K Sawyer, Stephanie M Marshall, Kathryn L Kelley, Matthew A Davis, Martha D Wilson, J Mark Brown, Lawrence L Rudel

Abstract read
In one paragraph

Article in Circulation research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.9field-weighted citation impact, top 9% 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.

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

20 citing papers in PubMed, 33 citations in OpenAlex.

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  14. Oncotarget · 2017
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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

8 authors at 1 institution in 2 countries.

Jun ZhangFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.).
Janet K SawyerFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.).
Stephanie M MarshallFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.).
Kathryn L KelleyFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.).
Matthew A DavisFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.).
Martha D WilsonFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.).
J Mark BrownFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.).
Lawrence L RudelFrom the Section on Molecular Medicine, Department of Internal Medicine, Wake Forest University School of Medicine, Winston-Salem, NC (J.Z., J.K.S., S.M.M., K.L.K., M.A.D., M.D.W., L.L.R.); and Department of Cellular and Molecular Medicine, Cleveland Clinic Lerner Research Institute, OH (S.M.M., J.M.B.). lrudel@wakehealth.edu.
Cleveland Clinic Lerner College of Medicine · US

Funding

TISSUE CULTURE COREP01HL049373 · NHLBI · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI RUDEL, LAWRENCE L · 1993 to 2012
$23.8M
Mapping Transcriptional Networks in Cardiac DevelopmentU01HL098166 · NHLBI · HARVARD MEDICAL SCHOOL · PI SEIDMAN, JONATHAN G · 2009 to 2014
$9.5M
TBX5 and Coronary Blood Vessel DevelopmentR01HL080663 · NHLBI · WEILL MEDICAL COLL OF CORNELL UNIV · PI BASSON, CRAIG T · 2005 to 2008
$1.6M
Let-7 miRNA control of heart developmentRC1HL100579 · NHLBI · WEILL MEDICAL COLL OF CORNELL UNIV · PI HATCHER, CATHY J · 2009 to 2010
$997k
TBX5 and Histone Deacetylases in CardiogenesisK01HL080948 · NHLBI · WEILL MEDICAL COLL OF CORNELL UNIV · PI HATCHER, CATHY J · 2005 to 2009
$738k
NHLBI NIH HHS 5U01HL098166NHLBI NIH HHS K01 HL080948NHLBI NIH HHS P01 HL049373NHLBI NIH HHS R01 HL80663NHLBI NIH HHS RC1 HL100579
6 · The paper itself

Abstract

rationaleCholesterol esters (CE), especially cholesterol oleate, generated by hepatic and intestinal sterol O-acyltransferase 2 (SOAT2) play a critical role in cholesterol homeostasis. However, it is unknown whether the contribution of intestine-derived CE from SOAT2 would have similar effects in promoting atherosclerosis progression as for liver-derived CE.

objectiveTo test whether, in low-density lipoprotein receptor null (LDLr(-/-)) mice, the conditional knockout of intestinal SOAT2 (SOAT2(SI-/SI-)) or hepatic SOAT2 (SOAT2(L-/L-)) would equally limit atherosclerosis development compared with the global deletion of SOAT2 (SOAT2(-/-)). METHODS AND

resultsSOAT2 conditional knockout mice were bred with LDLr(-/-) mice creating LDLr(-/-) mice with each of the specific SOAT2 gene deletions. All mice then were fed an atherogenic diet for 16 weeks. SOAT2(SI-/SI-)LDLr(-/-) and SOAT2(-/-)LDLr(-/-) mice had significantly lower levels of intestinal cholesterol absorption, more fecal sterol excretion, and lower biliary cholesterol levels. Analysis of plasma LDL showed that all mice with SOAT2 gene deletions had LDL CE with reduced percentages of cholesterol palmitate and cholesterol oleate. Each of the LDLr(-/-) mice with SOAT2 gene deletions had lower accumulations of total cholesterol and CE in the liver compared with control mice. Finally, aortic atherosclerosis development was significantly lower in all mice with global or tissue-restricted SOAT2 gene deletions. Nevertheless, SOAT2(-/-)LDLr(-/-) and SOAT2(L-/L-)LDLr(-/-) mice had less aortic CE accumulation and smaller aortic lesions than SOAT2(SI-/SI-)LDLr(-/-) mice.

conclusionsSOAT2-derived CE from both the intestine and liver significantly contribute to the development of atherosclerosis, although the CE from the hepatic enzyme appeared to promote more atherosclerosis development.

Indexed as

AnimalsAortaAtherosclerosisCholesterol EstersFemaleIntestinal AbsorptionLiverMaleMiceMice, 129 StrainMice, Inbred C57BLMice, KnockoutSterol O-AcyltransferaseSterol O-Acyltransferase 2Cholesterol EstersSterol O-AcyltransferaseSterol O-Acyltransferase 2atherosclerosischolesterol estersmolecular biologysterol O-acyltransferase 2

Identifiers

PMID25239141
PMCPMC4209196
OpenAlexW2153963443

What OpenQuestion holds

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Registered trials

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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.