Evidence map›Paper›PMID 42282282›Full record

ArticleNano research2021

Macrophage-Targeted Single Walled Carbon Nanotubes Stimulate Phagocytosis via pH-dependent Drug Release.

Yapei Zhang, Jianqin Ye, Niloufar Hosseini-Nassab, Alyssa Flores, Irina Kalashnikova, Sesha Lakshmi Paluri, Mozghan Lotfi, Nicholas J Leeper, Bryan Ronain Smith

Abstract read
In one paragraph

Article in Nano research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Targeted drug delivery systems for atherosclerosis.Journal of nanobiotechnology · 2025
    Review
  2. Article
  3. Nanomedicines for cardiovascular disease.Nature cardiovascular research · 2023
    Review
  4. Emerging Concepts of Vascular Cell Clonal Expansion in Atherosclerosis.Arteriosclerosis, thrombosis, and vascular biology · 2022
    Review
  5. Article
  6. Review
  7. Review
  8. Review
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

9 authors.

Yapei ZhangDepartment of Biomedical Engineering, Michigan State University, East Lansing, MI, 48824 USA.
Jianqin YeDepartment of Surgery, Division of Vascular Surgery, Stanford University School of Medicine.
Niloufar Hosseini-NassabDepartment of Radiology, Stanford University School of Medicine.
Alyssa FloresDepartment of Surgery, Division of Vascular Surgery, Stanford University School of Medicine.
Irina KalashnikovaDepartment of Biomedical Engineering, Michigan State University, East Lansing, MI, 48824 USA.
Sesha Lakshmi PaluriDepartment of Biomedical Engineering, Michigan State University, East Lansing, MI, 48824 USA.
Mozghan LotfiDepartment of Surgery, Division of Vascular Surgery, Stanford University School of Medicine.
Nicholas J LeeperDepartment of Surgery, Division of Vascular Surgery, Stanford University School of Medicine.
Bryan Ronain SmithDepartment of Biomedical Engineering, Michigan State University, East Lansing, MI, 48824 USA.

Funding

Macrophage-specific nanotherapy for breast cancerR01CA244491 · NCI · OHIO STATE UNIVERSITY · PI Bryan Ronain Smith · 2020 to 2026
$2.5M
American Heart Association-American Stroke Association 18TPA34230113NCI NIH HHS R01 CA244491
6 · The paper itself

Abstract

Atherosclerotic cardiovascular disease is the leading cause of mortality in the world. A driving feature of atherosclerotic plaque formation is dysfunctional efferocytosis. Because the "don't eat me" molecule CD47 is upregulated in atherosclerotic plaque cores, CD47-blocking strategies can stimulate the efferocytic clearance of apoptotic cells and thereby help prevent the progression of plaque buildup. However, these therapies are generally costly and, in clinical and murine trials, they have resulted in side effects including anemia and reticulocytosis. Here, we developed and characterized an intracellular phagocytosis-stimulating treatment in the CD47-SIRPα pathway. We loaded a novel monocyte/macrophage-selective nanoparticle carrier system with a small molecule enzymatic inhibitor that is released in a pH-dependent manner to stimulate macrophage efferocytosis of apoptotic cell debris via the CD47-SIRPα signaling pathway. We demonstrated that single-walled carbon nanotubes (SWNTs) can selectively deliver tyrosine phosphatase inhibitor 1 (TPI) intracellularly to macrophages, which potently stimulates efferocytosis, and chemically characterized the nanocarrier. Thus, SWNT-delivered TPI can stimulate macrophage efferocytosis, with the potential to reduce or prevent atherosclerotic disease.

Indexed as

atherosclerosismacrophagesphagocytosisSHP1 inhibitorsingle-walled carbon nanotubes

Identifiers

PMID42282282
PMCPMC13251816

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.