Evidence map›Paper›PMID 25695999›Full record

ArticleScience translational medicine2015

Targeted nanoparticles containing the proresolving peptide Ac2-26 protect against advanced atherosclerosis in hypercholesterolemic mice.

Gabrielle Fredman, Nazila Kamaly, Stefano Spolitu, Jaclyn Milton, Devram Ghorpade, Raymond Chiasson, George Kuriakose, Mauro Perretti, Omid Farokzhad, Ira Tabas

Erratum issuedOpen access · greenAbstract read
In one paragraph

Article in Science translational medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 207 papers.

0numbers the graph read from it
0cells of the map it votes in
207citing papers in PubMed
18.4field-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.

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

207 citing papers in PubMed, 351 citations in OpenAlex.

  1. Lipoxins modulate neutrophil oxidative burst, integrin expression and lymphatic transmigration differentially in human health and atherosclerosis.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2022
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  18. Immunomodulatory Delivery Materials for Tissue Repair.Advanced healthcare materials · 2025
    Review
  19. Anti-Atherogenic Mechanisms and Therapies.Current atherosclerosis reports · 2025
    Review
  20. Review

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

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 1 institution in 1 country.

Gabrielle Fredman *Departments of Medicine, Pathology & Cell Biology, and Physiology, Columbia University, New York, NY 10032, USA.
Nazila Kamaly *Laboratory of Nanomedicine and Biomaterials, Department of Anesthesiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA.
Stefano SpolituDepartments of Medicine, Pathology & Cell Biology, and Physiology, Columbia University, New York, NY 10032, USA.
Jaclyn MiltonLaboratory of Nanomedicine and Biomaterials, Department of Anesthesiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA.
Devram GhorpadeDepartments of Medicine, Pathology & Cell Biology, and Physiology, Columbia University, New York, NY 10032, USA.
Raymond ChiassonLaboratory of Nanomedicine and Biomaterials, Department of Anesthesiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA.
George KuriakoseDepartments of Medicine, Pathology & Cell Biology, and Physiology, Columbia University, New York, NY 10032, USA.
Mauro PerrettiThe William Harvey Research Institute, Barts and The London School of Medicine, Charterhouse Square, London EC1M 6BQ, UK.
Omid FarokzhadLaboratory of Nanomedicine and Biomaterials, Department of Anesthesiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA 02115, USA.
Ira TabasDepartments of Medicine, Pathology & Cell Biology, and Physiology, Columbia University, New York, NY 10032, USA.
Brigham and Women's Hospital · US

Funding

Regulation and function of plasma lipid transfer proteinsP01HL054591 · NHLBI · ROCKEFELLER UNIVERSITY · PI TALL, ALAN RICHARD · 1995 to 2010
$19.9M
The Development of Clinical Grade, Targeted Magnetic NanoparticlesU54CA151884 · NCI · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI LANGER, ROBERT SAMUEL · 2010 to 2014
$11.3M
The Unfolded Protein Response in Sterol CytoxicityR01HL075662 · NHLBI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI TABAS, IRA A · 2004 to 2017
$5.6M
Autophagy in Advanced AtherosclerosisR01HL106019 · NHLBI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI TABAS, IRA A · 2011 to 2014
$1.8M
Specialized pro-resolving mediators in atherosclerosisR00HL119587 · NHLBI · ALBANY MEDICAL COLLEGE · PI FREDMAN, GABRIELLE · 2015 to 2017
$731k
Specialized pro-resolving mediators in atherosclerosisK99HL119587 · NHLBI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI FREDMAN, GABRIELLE · 2013 to 2014
$216k
NCI NIH HHS U54 CA151884NHLBI NIH HHS HHSN268201000045CNHLBI NIH HHS HL054591NHLBI NIH HHS HL075662NHLBI NIH HHS HL106019NHLBI NIH HHS HL119587NHLBI NIH HHS K99 HL119587NHLBI NIH HHS P01 HL054591NHLBI NIH HHS R00 HL119587NHLBI NIH HHS R01 HL075662NHLBI NIH HHS R01 HL106019Wellcome Trust 086867Wellcome Trust 086867/Z/08
6 · The paper itself

Abstract

Chronic, nonresolving inflammation is a critical factor in the clinical progression of advanced atherosclerotic lesions. In the normal inflammatory response, resolution is mediated by several agonists, among which is the glucocorticoid-regulated protein called annexin A1. The proresolving actions of annexin A1, which are mediated through its receptor N-formyl peptide receptor 2 (FPR2/ALX), can be mimicked by an amino-terminal peptide encompassing amino acids 2-26 (Ac2-26). Collagen IV (Col IV)-targeted nanoparticles (NPs) containing Ac2-26 were evaluated for their therapeutic effect on chronic, advanced atherosclerosis in fat-fed Ldlr(-/-) mice. When administered to mice with preexisting lesions, Col IV-Ac2-26 NPs were targeted to lesions and led to a marked improvement in key advanced plaque properties, including an increase in the protective collagen layer overlying lesions (which was associated with a decrease in lesional collagenase activity), suppression of oxidative stress, and a decrease in plaque necrosis. In mice lacking FPR2/ALX in myeloid cells, these improvements were not seen. Thus, administration of a resolution-mediating peptide in a targeted NP activates its receptor on myeloid cells to stabilize advanced atherosclerotic lesions. These findings support the concept that defective inflammation resolution plays a role in advanced atherosclerosis, and suggest a new form of therapy.

Indexed as

NanoparticlesAnimalsAnnexin A1AtherosclerosisCollagen Type IVHypercholesterolemiaMiceMice, KnockoutOxidative StressPeptidesReceptors, LDLAnnexin A1annexin A1 peptide (2-26)Collagen Type IVPeptidesReceptors, LDL

Identifiers

PMID25695999
PMCPMC4397585
OpenAlexW1977074396

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.