Evidence map›Paper›PMID 18812168›Full record

ArticleBiochemical and biophysical research communications2008

Metal-enhanced fluorescence of single green fluorescent protein (GFP).

Yi Fu, Jian Zhang, Joseph R Lakowicz

Abstract read
In one paragraph

Article in Biochemical and biophysical research communications, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Microfluidics-based selection of red-fluorescent proteins with decreased rates of photobleaching.Integrative biology : quantitative biosciences from nano to macro · 2015
    Article
  3. Article
  4. Metallic-Nanostructure-Enhanced Fluorescence of Single Flavin Cofactor and Single Flavoenzyme Molecules.The journal of physical chemistry. C, Nanomaterials and interfaces · 2011
    Article
  5. Article
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

3 authors.

Yi FuCenter for Fluorescence Spectroscopy, University of Maryland School of Medicine, 725 W. Lombard Street, Baltimore, MD 21201, USA.
Jian Zhang
Joseph R Lakowicz

Funding

Metallic Surfaces and Particles in DNA AnalysisR01HG002655 · NHGRI · UNIVERSITY OF MARYLAND BALTIMORE · PI LAKOWICZ, JOSEPH R. · 2003 to 2012
$2.8M
Plasmon-Controlled Fluorescence and Cardiac MarkersR01EB006521 · NIBIB · UNIVERSITY OF MARYLAND BALTIMORE · PI LAKOWICZ, JOSEPH R. · 2007 to 2015
$2.7M
NHGRI NIH HHS HG-002655NHGRI NIH HHS R01 HG002655NIBIB NIH HHS EB-006521NIBIB NIH HHS R01 EB006521
6 · The paper itself

Abstract

The green fluorescent protein (GFP) has emerged as a powerful reporter molecule for monitoring gene expression, protein localization, and protein-protein interaction. However, the detection of low concentrations of GFPs is limited by the weakness of the fluorescent signal and the low photostability. In this report, we observed the proximity of single GFPs to metallic silver nanoparticles increases its fluorescence intensity approximately 6-fold and decreases the decay time. Single protein molecules on the silvered surfaces emitted 10-fold more photons as compared to glass prior to photobleaching. The photostability of single GFP has increased to some extent. Accordingly, we observed longer duration time and suppressed blinking. The single-molecule lifetime histograms indicate the relatively heterogeneous distributions of protein mutants inside the structure.

Indexed as

FluorescenceGreen Fluorescent ProteinsMetal NanoparticlesPhotobleachingPhotonsSilverGreen Fluorescent ProteinsSilver

Identifiers

PMID18812168
PMCPMC2613175

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.