Evidence map›Paper›PMID 34260400›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2021

Biotransformation modulates the penetration of metallic nanomaterials across an artificial blood-brain barrier model.

Zhiling Guo, Peng Zhang, Swaroop Chakraborty, Andrew J Chetwynd, Fazel Abdolahpur Monikh, Christopher Stark, Hanene Ali-Boucetta, Sandra Wilson, Iseult Lynch, Eugenia Valsami-Jones

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing 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

25 citing papers in PubMed.

  1. Review
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  9. Phototherapy in cancer treatment: strategies and challenges.Signal transduction and targeted therapy · 2025
    Review
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  12. PMProceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  13. Review
  14. Nonviral nanoparticle gene delivery into the CNS for neurological disorders and brain cancer applications.Wiley interdisciplinary reviews. Nanomedicine and nanobiotechnology · 2023
    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.

Zhiling GuoSchool of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom; z.guo@bham.ac.uk e.valsamijones@bham.ac.uk p.zhang.1@bham.ac.uk.ORCID 0000-0001-9549-2164
Peng ZhangSchool of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom; z.guo@bham.ac.uk e.valsamijones@bham.ac.uk p.zhang.1@bham.ac.uk.ORCID 0000-0002-2774-5534
Swaroop ChakrabortyDepartment of Material Engineering, Indian Institute of Technology, Gandhinagar 382355, India.ORCID 0000-0002-4388-4964
Andrew J ChetwyndSchool of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom.ORCID 0000-0001-6648-6881
Fazel Abdolahpur MonikhDepartment of Environmental and Biological Sciences, University of Eastern Finland, FI-80101 Joensuu, Finland.
Christopher StarkSchool of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom.
Hanene Ali-BoucettaNanomedicine, Drug Delivery and Nanotoxicology Laboratory, The School of Pharmacy, College of Medical and Dental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom.ORCID 0000-0002-5175-5716
Sandra WilsonSophion Bioscience A/S, Baltorpvej 154, DK-2750 Ballerup, Denmark.
Iseult LynchSchool of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom.ORCID 0000-0003-4250-4584
Eugenia Valsami-JonesSchool of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham B15 2TT, United Kingdom; z.guo@bham.ac.uk e.valsamijones@bham.ac.uk p.zhang.1@bham.ac.uk.ORCID 0000-0002-8850-7556

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Understanding the potential of nanomaterials (NMs) to cross the blood-brain barrier (BBB), as a function of their physicochemical properties and subsequent behavior, fate, and adverse effect beyond that point, is vital for evaluating the neurological effects arising from their unintentional entry into the brain, which is yet to be fully explored. This is not only due to the complex nature of the brain but also the existing analytical limitations for characterization and quantification of NMs in the complex brain environment. By using a fit-for-purpose analytical workflow and an in vitro BBB model, we show that the physiochemical properties of metallic NMs influence their biotransformation in biological matrices, which in turn modulates the transport form, efficiency, amounts, and pathways of NMs through the BBB and, consequently, their neurotoxicity. The data presented here will support in silico modeling and prediction of the neurotoxicity of NMs and facilitate the tailored design of safe NMs.

Indexed as

AstrocytesBiotransformationBlood-Brain BarrierBrainEndothelial CellsExocytosisHumansMetalsMicrovesselsModels, BiologicalNanostructuresPermeabilityTranscytosisMetalsblood–brain barriernanomaterialsneurotoxicitysingle-particle ICP-MSsynchrotron

Identifiers

PMID34260400
PMCPMC8285959

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.