Evidence map›Paper›PMID 19634910›Full record

ArticleACS nano2009

Adjustable ellipsoid nanoparticles assembled from re-engineered connectors of the bacteriophage phi29 DNA packaging motor.

Feng Xiao, Ying Cai, Joseph Che-Yen Wang, Dominik Green, R Holland Cheng, Borries Demeler, Peixuan Guo

Abstract read
In one paragraph

Article in ACS nano, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 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

7 authors.

Feng XiaoDepartment of Biomedical Engineering, College of Engineering and College of Medicine, University of Cincinnati, Cincinnati, Ohio 45221, USA.
Ying Cai
Joseph Che-Yen Wang
Dominik Green
R Holland Cheng
Borries Demeler
Peixuan Guo

Funding

Phi29 DNA-Packaging Motor for NanomedicinePN2EY018230 · NEI · UNIVERSITY OF CINCINNATI · PI GUO, PEIXUAN · 2006 to 2009
$4.6M
Nanotube and nanogold to gear phi29 DNA packaging motorR01EB003730 · NIBIB · UNIVERSITY OF KENTUCKY · PI GUO, PEIXUAN · 2004 to 2012
$2.3M
STRUCTURE/FUNCTION OF PHI29 HEXAMERIC PRNAR01GM059944 · NIGMS · UNIVERSITY OF CINCINNATI · PI GUO, PEIXUAN · 1999 to 2009
$1.9M
UltraScan Software Maintenance and DevelopmentR01RR022200 · NCRR · UNIVERSITY OF TEXAS HLTH SCIENCE CENTER · PI DEMELER, BORRIES · 2007 to 2010
$1.7M
NCRR NIH HHS R01 RR022200NCRR NIH HHS RR022200NEI NIH HHS EY018230NEI NIH HHS PN2 EY018230NIBIB NIH HHS EB003730NIBIB NIH HHS R01 EB003730NIGMS NIH HHS GM59944NIGMS NIH HHS R01 GM059944
6 · The paper itself

Abstract

A 24 x 30 nm ellipsoid nanoparticle containing 84 subunits or 7 dodecamers of the re-engineered core protein of the bacteriophage phi29 DNA packaging motor was constructed. Homogeneous nanoparticles were obtained with simple one-step purification. Electron microscopy and analytical ultracentrifugation were employed to elucidate the structure, shape, size, and mechanism of assembly. The formation of this structure was mediated and stabilized by N-terminal peptide extensions. Reversal of the 84-subunit ellipsoid nanoparticle to its dodecamer subunit was controlled by the cleavage of the extended N-terminal peptide with a protease. The 84 outward-oriented C-termini were conjugated with a streptavidin binding peptide which can be used for the incorporation of markers. This further extends the application of this nanoparticle to pathogen detection and disease diagnosis by signal enhancement.

Indexed as

DNA PackagingNucleic Acid ConformationAlgorithmsBacteriophagesDNA, ViralMicroscopy, Electron, TransmissionModels, MolecularMonte Carlo MethodNanoparticlesPeptide HydrolasesPeptidesDNA, ViralPeptide HydrolasesPeptides

Identifiers

PMID19634910
PMCPMC2731514

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.