Evidence map›Paper›PMID 21822256›Full record

ArticleNature biotechnology2011

Quantitative fluorescence imaging of protein diffusion and interaction in living cells.

Jérémie Capoulade, Malte Wachsmuth, Lars Hufnagel, Michael Knop

Abstract read
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In one paragraph

Article in Nature biotechnology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 73 papers.

0numbers the graph read from it
0cells of the map it votes in
73citing papers in PubMed
17.8field-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

73 citing papers in PubMed, 153 citations in OpenAlex.

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  8. Scaling Relationship in Chromatin as a Polymer.Results and problems in cell differentiation · 2022
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  16. Phase separation at the nanoscale quantified by dcFCCS.Proceedings of the National Academy of Sciences of the United States of America · 2020
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13 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Jérémie CapouladeCell Biology and Biophysics Unit, European Molecular Biology Laboratory, Heidelberg, Germany.
Malte Wachsmuth
Lars Hufnagel
Michael Knop
European Molecular Biology Laboratory · DEDKFZ-ZMBH Alliance · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Diffusion processes and local dynamic equilibria inside cells lead to nonuniform spatial distributions of molecules, which are essential for processes such as nuclear organization and signaling in cell division, differentiation and migration. To understand these mechanisms, spatially resolved quantitative measurements of protein abundance, mobilities and interactions are needed, but current methods have limited capabilities to study dynamic parameters. Here we describe a microscope based on light-sheet illumination that allows massively parallel fluorescence correlation spectroscopy (FCS) measurements and use it to visualize the diffusion and interactions of proteins in mammalian cells and in isolated fly tissue. Imaging the mobility of heterochromatin protein HP1α (ref. 4) in cell nuclei we could provide high-resolution diffusion maps that reveal euchromatin areas with heterochromatin-like HP1α-chromatin interactions. We expect that FCS imaging will become a useful method for the precise characterization of cellular reaction-diffusion processes.

Indexed as

3T3 CellsAnimalsCell LineCell NucleusChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneDiffusionDogsDrosophilaEuchromatinGene Expression RegulationGenetic VectorsHeterochromatinHumansKidneyLentivirusCBX5 protein, humanChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneEuchromatinHeterochromatinProteins

Identifiers

PMID21822256
OpenAlexW2046549939

What OpenQuestion holds

Textmetadata
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.