Evidence map›Paper›PMID 26769047›Full record

ArticleArteriosclerosis, thrombosis, and vascular biology2016

Inhibition of Thrombin With PPACK-Nanoparticles Restores Disrupted Endothelial Barriers and Attenuates Thrombotic Risk in Experimental Atherosclerosis.

Rohun U Palekar, Andrew P Jallouk, Jacob W Myerson, Hua Pan, Samuel A Wickline

Open access · bronzeAbstract read
In one paragraph

Article in Arteriosclerosis, thrombosis, and vascular biology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
3.4field-weighted citation impact, top 8% 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

26 citing papers in PubMed, 47 citations in OpenAlex.

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  18. Nanoparticle Therapy for Vascular Diseases.Arteriosclerosis, thrombosis, and vascular biology · 2019
    Review
  19. Review
  20. Reporting Sex and Sex Differences in Preclinical Studies.Arteriosclerosis, thrombosis, and vascular biology · 2018
    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 1 institution in 1 country.

Rohun U PalekarFrom the Department of Biomedical Engineering (R.U.P., S.A.W.), and Department of Medicine (A.P.J., H.P., S.A.W.), Washington University in St Louis, MO; and Department of Pharmacology, University of Pennsylvania, Philadelphia (J.W.M.).
Andrew P JalloukFrom the Department of Biomedical Engineering (R.U.P., S.A.W.), and Department of Medicine (A.P.J., H.P., S.A.W.), Washington University in St Louis, MO; and Department of Pharmacology, University of Pennsylvania, Philadelphia (J.W.M.).
Jacob W MyersonFrom the Department of Biomedical Engineering (R.U.P., S.A.W.), and Department of Medicine (A.P.J., H.P., S.A.W.), Washington University in St Louis, MO; and Department of Pharmacology, University of Pennsylvania, Philadelphia (J.W.M.).
Hua PanFrom the Department of Biomedical Engineering (R.U.P., S.A.W.), and Department of Medicine (A.P.J., H.P., S.A.W.), Washington University in St Louis, MO; and Department of Pharmacology, University of Pennsylvania, Philadelphia (J.W.M.).
Samuel A WicklineFrom the Department of Biomedical Engineering (R.U.P., S.A.W.), and Department of Medicine (A.P.J., H.P., S.A.W.), Washington University in St Louis, MO; and Department of Pharmacology, University of Pennsylvania, Philadelphia (J.W.M.). wicklines@aol.com.
University of the Sciences · US

Funding

METHODS IN MOLECULAR IMAGING AND TARGETED THERAPEUTICSR01HL073646 · NHLBI · WASHINGTON UNIVERSITY · PI WICKLINE, SAMUEL A · 2004 to 2016
$13.7M
TRAINING GRANT IN HEMOSTASIS AND THROMBOSIST32HL007971 · NHLBI · UNIVERSITY OF PENNSYLVANIA · PI Rodney M Camire · 2001 to 2026
$10.6M
Translational Research Skills Development CoreU54HL112303 · NHLBI · WASHINGTON UNIVERSITY · PI SADLER, J EVAN · 2012 to 2016
$8.8M
Prevention and Treatment of Acute Kidney InjuryR01DK102691 · NIDDK · WASHINGTON UNIVERSITY · PI WICKLINE, SAMUEL A · 2015 to 2018
$2.0M
Inhibition of NF-kB with siRNA/Peptide Nanoparticles for Arthritis TreatmentR01AR067491 · NIAMS · WASHINGTON UNIVERSITY · PI PHAM, CHRISTINE T., WICKLINE, SAMUEL A · 2015 to 2019
$1.8M
THERAPY NANOPARTICLES FOR MODULATION OF INFLAMMATION IN NEUROMUSCULAR DISEASER01AR056223 · NIAMS · WASHINGTON UNIVERSITY · PI WICKLINE, SAMUEL A · 2009 to 2013
$1.6M
QUANTIFYING KIDNEY INJURY AND INFLAMMATION WITH FLUORINE (19F) MRIR21DK095555 · NIDDK · WASHINGTON UNIVERSITY · PI WICKLINE, SAMUEL A · 2012 to 2013
$411k
NHLBI NIH HHS HL073646NHLBI NIH HHS HL112303NHLBI NIH HHS R01 HL073646NHLBI NIH HHS T32 HL007971NHLBI NIH HHS U54 HL112303NIAMS NIH HHS AR056223NIAMS NIH HHS R01 AR056223NIAMS NIH HHS R01 AR067491NIDDK NIH HHS DK095555NIDDK NIH HHS R01 DK102691NIDDK NIH HHS R21 DK095555
6 · The paper itself

Abstract

objectiveA role for thrombin in the pathogenesis of atherosclerosis has been suggested through clinical and experimental studies revealing a critical link between the coagulation system and inflammation. Although approved drugs for inhibition of thrombin and thrombin-related signaling have demonstrated efficacy, their clinical application to this end may be limited because of significant potential for bleeding side effects. Thus, we sought to implement a plaque-localizing nanoparticle-based approach to interdict thrombin-induced inflammation and hypercoagulability in atherosclerosis. APPROACH AND

resultsWe deployed a novel magnetic resonance spectroscopic method to quantify the severity of endothelial damage for correlation with traditional metrics of vessel procoagulant activity after dye-laser injury in fat-fed apolipoprotein E-null mice. We demonstrate that a 1-month course of treatment with antithrombin nanoparticles carrying the potent thrombin inhibitor PPACK (d-phenylalanyl-l-prolyl-l-arginyl chloromethylketone) nanoparticle (1) reduces the expression and secretion of proinflammatory and procoagulant molecules, (2) diminishes plaque procoagulant activity without the need for systemic anticoagulation, (3) rapidly restores disrupted vascular endothelial barriers, and (4) retards plaque progression in lesion-prone areas.

conclusionsThese observations illustrate the role of thrombin as a pleiotropic atherogenic molecule under conditions of hypercholesterolemia and suggest the utility of its inhibition with locally acting antithrombin nanoparticle therapeutics as a rapid-acting anti-inflammatory strategy in atherosclerosis to reduce thrombotic risk.

Indexed as

NanoparticlesAmino Acid Chloromethyl KetonesAnimalsAntithrombinsApolipoproteins EAtherosclerosisBlood CoagulationCapillary PermeabilityCarotid Artery InjuriesCells, CulturedDiet, High-FatDisease Models, AnimalEndothelial CellsEndothelium, VascularHumansInflammation MediatorsAmino Acid Chloromethyl KetonesAntithrombinsApolipoproteins EInflammation Mediatorsphenylalanyl-prolyl-arginine-chloromethyl ketoneThrombinatherosclerosisendotheliuminflammationnanoparticlesthrombin inhibitors

Identifiers

PMID26769047
PMCPMC4767676
OpenAlexW2238386036

What OpenQuestion holds

Textmetadata
LicenceTDM
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.