Evidence map›Paper›PMID 40097646›Full record

ArticleNature nanotechnology2025

The pathways for nanoparticle transport across tumour endothelium.

Jamie L Y Wu, Qin Ji, Colin Blackadar, Luan N M Nguyen, Zachary P Lin, Zahra Sepahi, Benjamin P Stordy, Adrian Granda Farias, Shrey Sindhwani, Wayne Ngo and 4 more

Abstract read
PubMed Publisher
In one paragraph

Article in Nature nanotechnology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing 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

33 citing papers in PubMed.

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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

14 authors.

Jamie L Y WuInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0001-7663-4964
Qin Ji *Institute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0001-7325-1052
Colin Blackadar *Institute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.
Luan N M NguyenInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0009-0004-2746-6625
Zachary P LinInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.
Zahra SepahiInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.
Benjamin P StordyInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0002-1096-3287
Adrian Granda FariasGenetics and Genome Biology Program, The Hospital for Sick Children, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0003-2177-3865
Shrey SindhwaniInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0003-4453-1076
Wayne NgoInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0002-5755-2303
Katherine ChanGenetics and Genome Biology Program, The Hospital for Sick Children, Toronto, Ontario, Canada.
Andrea HabsidGenetics and Genome Biology Program, The Hospital for Sick Children, Toronto, Ontario, Canada.
Jason MoffatInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada.ORCID http://orcid.org/0000-0002-5663-8586
Warren C W ChanInstitute of Biomedical Engineering, University of Toronto, Toronto, Ontario, Canada. warren.chan@ntu.edu.sg.ORCID http://orcid.org/0000-0001-5435-4785

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The active transport and retention principle is an alternative mechanism to the enhanced permeability and retention effect for explaining nanoparticle tumour delivery. It postulates that nanoparticles actively transport across tumour endothelial cells instead of passively moving through gaps between these cells. How nanoparticles transport across tumour endothelial cells remains unknown. Here we show that nanoparticles cross tumour endothelial cells predominantly using the non-receptor-based macropinocytosis pathway. We discovered that tumour endothelial cell membrane ruffles capture circulating nanoparticles, internalize them in intracellular vesicles and release them into the tumour interstitium. Tumour endothelial cells have a higher membrane ruffle density than healthy endothelium, which may partially explain the elevated nanoparticle tumour accumulation. Receptor-based endocytosis pathways such as clathrin-mediated endocytosis contribute to nanoparticle transport to a lesser extent. Nanoparticle size determines the degree of contribution for each pathway. Elucidating the nanoparticle transport mechanism is crucial for developing strategies to control nanoparticle tumour delivery.

Indexed as

Endothelial CellsNanoparticlesNeoplasmsAnimalsBiological TransportCell Line, TumorEndocytosisHumansMicePinocytosis

Identifiers

What OpenQuestion holds

Textmetadata
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.