Evidence map›Paper›PMID 24960118›Full record

ArticlePloS one2014

Multivalent viral capsids with internal cargo for fibrin imaging.

Allie C Obermeyer, Stacy L Capehart, John B Jarman, Matthew B Francis

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
5.3field-weighted citation impact, top 5% of its field
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

13 citing papers in PubMed, 30 citations in OpenAlex.

  1. Review
  2. Artificial viruses: A nanotechnology based approach.Daru : journal of Faculty of Pharmacy, Tehran University of Medical Sciences · 2024
    Review
  3. Review
  4. Article
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  9. Article
  10. Article
  11. Article
  12. The evolution of fibrin-specific targeting strategies.Journal of materials chemistry. B · 2015
    Article
  13. 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

4 authors at 2 institutions in 1 country.

Allie C ObermeyerDepartment of Chemistry, University of California, Berkeley, California, United States of America.
Stacy L CapehartDepartment of Chemistry, University of California, Berkeley, California, United States of America.
John B JarmanDepartment of Chemistry, University of California, Berkeley, California, United States of America.
Matthew B FrancisDepartment of Chemistry, University of California, Berkeley, California, United States of America; Materials Sciences Division, Lawrence Berkeley National Laboratories, Berkeley, California, United States of America.
University of California, Berkeley · USLawrence Berkeley National Laboratory · US

Funding

Univ of Calif Berkeley Chemistry-Biology Interface ProgramT32GM066698 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI CHANG, CHRISTOPHER J., FRANCIS, MATTHEW B · 2004 to 2023
$7.5M
NIGMS NIH HHS T32 GM066698PHS HHS 1 T32 GMO66698
6 · The paper itself

Abstract

Thrombosis is the cause of many cardiovascular syndromes and is a significant contributor to life-threatening diseases, such as myocardial infarction and stroke. Thrombus targeted imaging agents have the capability to provide molecular information about pathological clots, potentially improving detection, risk stratification, and therapy of thrombosis-related diseases. Nanocarriers are a promising platform for the development of molecular imaging agents as they can be modified to have external targeting ligands and internal functional cargo. In this work, we report the synthesis and use of chemically functionalized bacteriophage MS2 capsids as biomolecule-based nanoparticles for fibrin imaging. The capsids were modified using an oxidative coupling reaction, conjugating ∼90 copies of a fibrin targeting peptide to the exterior of each protein shell. The ability of the multivalent, targeted capsids to bind fibrin was first demonstrated by determining the impact on thrombin-mediated clot formation. The modified capsids out-performed the free peptides and were shown to inhibit clot formation at effective concentrations over ten-fold lower than the monomeric peptide alone. The installation of near-infrared fluorophores on the interior surface of the capsids enabled optical detection of binding to fibrin clots. The targeted capsids bound to fibrin, exhibiting higher signal-to-background than control, non-targeted MS2-based nanoagents. The in vitro assessment of the capsids suggests that fibrin-targeted MS2 capsids could be used as delivery agents to thrombi for diagnostic or therapeutic applications.

Indexed as

Molecular ImagingCapsidFibrinLevivirusNanoparticlesPeptidesProtein BindingFibrinPeptides

Identifiers

PMID24960118
PMCPMC4069081
OpenAlexW1989663127

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.