Evidence map›Paper›PMID 27935478›Full record

ArticleeLife2016

Labeling proteins inside living cells using external fluorophores for microscopy.

Kai Wen Teng, Yuji Ishitsuka, Pin Ren, Yeoan Youn, Xiang Deng, Pinghua Ge, Sang Hak Lee, Andrew S Belmont, Paul R Selvin

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in eLife, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
18.6field-weighted citation impact, top 1% 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

48 citing papers in PubMed, 89 citations in OpenAlex.

  1. Article
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  11. Tau fibrils induce nanoscale membrane damage and nucleate cytosolic tau at lysosomes.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  12. Bioorthogonal Reactions in Bioimaging.Topics in current chemistry (Cham) · 2024
    Review
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  15. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 1 institution in 1 country.

Kai Wen TengCenter for Biophysics and Quantitative Biology, University of Illinois at Urbana-Champaign, Urbana, United States.
Yuji IshitsukaCenter for Physics of Living Cell, University of Illinois at Urbana-Champaign, Urbana, United States.
Pin RenCenter for Biophysics and Quantitative Biology, University of Illinois at Urbana-Champaign, Urbana, United States.
Yeoan YounCenter for Biophysics and Quantitative Biology, University of Illinois at Urbana-Champaign, Urbana, United States.
Xiang DengDepartment of Cell and Developmental Biology, University of Illinois at Urbana-Champaign, Urbana, United States.
Pinghua GeDepartment of Physics, University of Illinois at Urbana-Champaign, Urbana, United States.
Sang Hak LeeCenter for Physics of Living Cell, University of Illinois at Urbana-Champaign, Urbana, United States.
Andrew S BelmontCenter for Biophysics and Quantitative Biology, University of Illinois at Urbana-Champaign, Urbana, United States.
Paul R SelvinCenter for Biophysics and Quantitative Biology, University of Illinois at Urbana-Champaign, Urbana, United States.ORCID 0000-0002-3658-4218
University of Illinois Urbana-Champaign · US

Funding

CHROMATIN DOMAIN STRUCTURE/FUNCTIONR01GM058460 · NIGMS · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI BELMONT, ANDREW STEVEN · 1999 to 2025
$8.0M
Measuring the Opening of the Mechanosensitive Channel through smFRET & MolecularR01GM108578 · NIGMS · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI SELVIN, PAUL R · 2014 to 2017
$1.2M
NIGMS NIH HHS R01 GM058460NIGMS NIH HHS R01 GM108578
6 · The paper itself

Abstract

Site-specific fluorescent labeling of proteins inside live mammalian cells has been achieved by employing Streptolysin O, a bacterial enzyme which forms temporary pores in the membrane and allows delivery of virtually any fluorescent probes, ranging from labeled IgG's to small ligands, with high efficiency (>85% of cells). The whole process, including recovery, takes 30 min, and the cell is ready to be imaged immediately. A variety of cell viability tests were performed after treatment with SLO to ensure that the cells have intact membranes, are able to divide, respond normally to signaling molecules, and maintains healthy organelle morphology. When combined with Oxyrase, a cell-friendly photostabilizer, a ~20x improvement in fluorescence photostability is achieved. By adding in glutathione, fluorophores are made to blink, enabling super-resolution fluorescence with 20-30 nm resolution over a long time (~30 min) under continuous illumination. Example applications in conventional and super-resolution imaging of native and transfected cells include p65 signal transduction activation, single molecule tracking of kinesin, and specific labeling of a series of nuclear and cytoplasmic protein complexes.

Indexed as

AnimalsBacterial ProteinsCell LineCell SurvivalCricetinaeCytological TechniquesFluorescent DyesGlutathioneHumansIntravital MicroscopyMicroscopy, FluorescenceOxygenasesProteinsStaining and LabelingStreptolysinsBacterial ProteinsFluorescent DyesGlutathioneOxygenasesOxyraseProteinsstreptolysin OStreptolysinsbiophysicscell biologyFluorescenceHaloTaghumanlive-cell imagingmousenanobodysingle moleculestructural biologysuper-resolution imaging

Identifiers

PMID27935478
PMCPMC5148600
OpenAlexW2560788231

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.