Evidence map›Paper›PMID 19956623›Full record

ArticlePloS one2009

Loss of PDZK1 causes coronary artery occlusion and myocardial infarction in Paigen diet-fed apolipoprotein E deficient mice.

Ayce Yesilaltay, Kathleen Daniels, Rinku Pal, Monty Krieger, Olivier Kocher

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.3field-weighted citation impact, top 20% 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

28 citing papers in PubMed, 47 citations in OpenAlex.

  1. Article
  2. Article
  3. SR-B1-/-ApoE-R61h/h Mice Mimic Human Coronary Heart Disease.Cardiovascular drugs and therapy · 2024
    Review
  4. Article
  5. Article
  6. Insights from Murine Studies on the Site Specificity of Atherosclerosis.International journal of molecular sciences · 2024
    Review
  7. Review
  8. Review
  9. Article
  10. Pig and Mouse Models of Hyperlipidemia and Atherosclerosis.Methods in molecular biology (Clifton, N.J.) · 2022
    Article
  11. HBV Infection-RelatedJournal of immunology research · 2022
    Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Review
  17. Animal models of coronary heart disease.Journal of biomedical research · 2015
    Article
  18. Article
  19. Immunological aspects of atherosclerosis.Seminars in immunopathology · 2014
    Review
  20. Article
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

5 authors at 2 institutions in 1 country.

Ayce YesilaltayDepartment of Biology, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America.
Kathleen Daniels
Rinku Pal
Monty Krieger
Olivier Kocher
Beth Israel Deaconess Medical Center · USMassachusetts Institute of Technology · US

Funding

Platelets in Cardiovascular Biology and PathologyP01HL066105 · NHLBI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI HYNES, RICHARD O · 2001 to 2010
$28.4M
SCAVENGER RECEPTORS--LIGAND BINDING AND PATHOPHYSIOLOGYR01HL052212 · NHLBI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI KRIEGER, MONTY · 1994 to 2011
$5.4M
Role of PDZK1 in lipid metabolism and atherosclerosis.R01HL077780 · NHLBI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI KOCHER, OLIVIER N. · 2006 to 2016
$4.2M
NHLBI NIH HHS HL077780NHLBI NIH HHS HL-52212NHLBI NIH HHS HL66105NHLBI NIH HHS P01 HL066105NHLBI NIH HHS R01 HL052212NHLBI NIH HHS R01 HL077780
6 · The paper itself

Abstract

backgroundPDZK1 is a four PDZ-domain containing protein that binds to the carboxy terminus of the HDL receptor, scavenger receptor class B type I (SR-BI), and regulates its expression, localization and function in a tissue-specific manner. PDZK1 knockout (KO) mice are characterized by a marked reduction of SR-BI protein expression ( approximately 95%) in the liver (lesser or no reduction in other organs) with a concomitant 1.7 fold increase in plasma cholesterol. PDZK1 has been shown to be atheroprotective using the high fat/high cholesterol ('Western') diet-fed murine apolipoprotein E (apoE) KO model of atherosclerosis, presumably because of its role in promoting reverse cholesterol transport via SR-BI. PRINCIPAL

findingsHere, we have examined the effects of PDZK1 deficiency in apoE KO mice fed with the atherogenic 'Paigen' diet for three months. Relative to apoE KO, PDZK1/apoE double KO (dKO) mice showed increased plasma lipids (33% increase in total cholesterol; 49 % increase in unesterified cholesterol; and 36% increase in phospholipids) and a 26% increase in aortic root lesions. Compared to apoE KO, dKO mice exhibited substantial occlusive coronary artery disease: 375% increase in severe occlusions. Myocardial infarctions, not observed in apoE KO mice (although occasional minimal fibrosis was noted), were seen in 7 of 8 dKO mice, resulting in 12 times greater area of fibrosis in dKO cardiac muscle.

conclusionsThese results show that Paigen-diet fed PDZK1/apoE dKO mice represent a new animal model useful for studying coronary heart disease and suggest that PDZK1 may represent a valuable target for therapeutic intervention.

Indexed as

AnimalsAortaApolipoproteins EAtherosclerosisCD36 AntigensCholesterolCoronary OcclusionDietary FatsImmunoblottingIntracellular Signaling Peptides and ProteinsLipoproteinsLiverMembrane ProteinsMiceMice, Inbred C57BLMice, KnockoutApolipoproteins ECD36 AntigensCholesterolDietary FatsIntracellular Signaling Peptides and Proteinslipoprotein cholesterolLipoproteinsMembrane ProteinsPDZK1 protein, mouse

Identifiers

PMID19956623
PMCPMC2779610
OpenAlexW2098757152

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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.