Evidence map›Paper›PMID 33495475›Full record

ArticleNature communications2021

Nanoscale characterization of the biomolecular corona by cryo-electron microscopy, cryo-electron tomography, and image simulation.

Sara Sheibani, Kaustuv Basu, Ali Farnudi, Aliakbar Ashkarran, Muneyoshi Ichikawa, John F Presley, Khanh Huy Bui, Mohammad Reza Ejtehadi, Hojatollah Vali, Morteza Mahmoudi

Abstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers.

0numbers the graph read from it
0cells of the map it votes in
65citing 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

65 citing papers in PubMed.

  1. Trial
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  6. Microplastics and Nanoplastics in Food: Dietary Toxicology Beyond Particle Counts.Comprehensive reviews in food science and food safety · 2026
    Review
  7. Article
  8. Article
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  11. Review
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  20. Article

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

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.

Sara Sheibani *Department of Anatomy and Cell Biology, McGill University, Montreal, QC, H3A 0C7, Canada. sara.sheibani@mcgill.ca.
Kaustuv Basu *Facility for Electron Microscopy Research, McGill University, Montreal, QC, H3A 0C7, Canada.
Ali FarnudiDepartment of Physics, Sharif University of Technology, Tehran, Iran.ORCID 0000-0002-2283-954X
Aliakbar AshkarranDepartment of Radiology and Precision Health Program, College of Human Medicine, Michigan State University, East Lansing, MI, USA.
Muneyoshi IchikawaDepartment of Anatomy and Cell Biology, McGill University, Montreal, QC, H3A 0C7, Canada.
John F PresleyDepartment of Anatomy and Cell Biology, McGill University, Montreal, QC, H3A 0C7, Canada.
Khanh Huy BuiDepartment of Anatomy and Cell Biology, McGill University, Montreal, QC, H3A 0C7, Canada.ORCID 0000-0003-2814-9889
Mohammad Reza EjtehadiDepartment of Physics, Sharif University of Technology, Tehran, Iran. ejtehadi@sharif.edu.ORCID 0000-0002-0515-0695
Hojatollah ValiDepartment of Anatomy and Cell Biology, McGill University, Montreal, QC, H3A 0C7, Canada.
Morteza MahmoudiDepartment of Radiology and Precision Health Program, College of Human Medicine, Michigan State University, East Lansing, MI, USA. mahmou22@msu.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The biological identity of nanoparticles (NPs) is established by their interactions with a wide range of biomolecules around their surfaces after exposure to biological media. Understanding the true nature of the biomolecular corona (BC) in its native state is, therefore, essential for its safe and efficient application in clinical settings. The fundamental challenge is to visualize the biomolecules within the corona and their relationship/association to the surface of the NPs. Using a synergistic application of cryo-electron microscopy, cryo-electron tomography, and three-dimensional reconstruction, we revealed the unique morphological details of the biomolecules and their distribution/association with the surface of polystyrene NPs at a nanoscale resolution. The analysis of the BC at a single NP level and its variability among NPs in the same sample, and the discovery of the presence of nonspecific biomolecules in plasma residues, enable more precise characterization of NPs, improving predictions of their safety and efficacies.

Indexed as

Computer SimulationCryoelectron MicroscopyElectron Microscope TomographyHumansImaging, Three-DimensionalMicroscopy, Electron, TransmissionNanoparticlesPlasmaPolystyrenesProtein CoronaReproducibility of ResultsPolystyrenesProtein Corona

Identifiers

PMID33495475
PMCPMC7835367

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.