Evidence map›Paper›PMID 36122215›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2022

Scavenger receptor-targeted plaque delivery of microRNA-coated nanoparticles for alleviating atherosclerosis.

Qianqian Bai, Yu Xiao, Huiling Hong, Xiaoyun Cao, Lei Zhang, Ruifang Han, Leo Kit Cheung Lee, Evelyn Y Xue, Xiao Yu Tian, Chung Hang Jonathan Choi

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
–field-weighted citation impact
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

31 citing papers in PubMed.

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  13. How Advanced Is Nanomedicine for Atherosclerosis?International journal of nanomedicine · 2025
    Review
  14. In Vivo Interactions of Nucleic Acid Nanostructures With Cells.Advanced materials (Deerfield Beach, Fla.) · 2025
    Review
  15. Recent Advances in Nanozymes for the Treatment of Atherosclerosis.International journal of nanomedicine · 2025
    Review
  16. Review
  17. Review
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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

10 authors.

Qianqian BaiDepartment of Biomedical Engineering, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0002-6698-3324
Yu XiaoDepartment of Biomedical Engineering, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0002-2998-1477
Huiling HongSchool of Biomedical Sciences, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.
Xiaoyun CaoSchool of Biomedical Sciences, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0001-6554-4285
Lei ZhangDepartment of Biomedical Engineering, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0002-9312-8278
Ruifang HanDepartment of Biomedical Engineering, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0002-0359-4874
Leo Kit Cheung LeeDepartment of Biomedical Engineering, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0002-6270-069X
Evelyn Y XueDepartment of Chemistry, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0002-4483-1952
Xiao Yu TianSchool of Biomedical Sciences, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0003-3472-9898
Chung Hang Jonathan ChoiDepartment of Biomedical Engineering, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong SAR.ORCID 0000-0003-2935-7217

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Atherosclerosis treatments by gene regulation are garnering attention, yet delivery of gene cargoes to atherosclerotic plaques remains inefficient. Here, we demonstrate that assembly of therapeutic oligonucleotides into a three-dimensional spherical nucleic acid nanostructure improves their systemic delivery to the plaque and the treatment of atherosclerosis. This noncationic nanoparticle contains a shell of microRNA-146a oligonucleotides, which regulate the NF-κB pathway, for achieving transfection-free cellular entry. Upon an intravenous injection into apolipoprotein E knockout mice fed with a high-cholesterol diet, this nanoparticle naturally targets class A scavenger receptor on plaque macrophages and endothelial cells, contributing to elevated delivery to the plaques (∼1.2% of the injected dose). Repeated injections of the nanoparticle modulate genes related to immune response and vascular inflammation, leading to reduced and stabilized plaques but without inducing severe toxicity. Our nanoparticle offers a safe and effective treatment of atherosclerosis and reveals the promise of nucleic acid nanotechnology for cardiovascular disease.

Indexed as

AtherosclerosisMicroRNAsNanoparticlesPlaque, AtheroscleroticAnimalsEndothelial CellsMiceMice, KnockoutNF-kappa BOligonucleotidesReceptors, ScavengerMicroRNAsMirn146 microRNA, mouseNF-kappa BOligonucleotidesReceptors, Scavengeratherosclerosiscardiovascular diseasegene therapynanomedicinenucleic acid nanotechnology

Identifiers

PMID36122215
PMCPMC9522431

What OpenQuestion holds

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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.