Evidence map›Paper›PMID 28924139›Full record

ArticleNature communications2017

SRpHi ratiometric pH biosensors for super-resolution microscopy.

Douglas S Richardson, Carola Gregor, Franziska R Winter, Nicolai T Urban, Steffen J Sahl, Katrin I Willig, Stefan W Hell

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
10.1field-weighted citation impact, top 2% 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

24 citing papers in PubMed, 58 citations in OpenAlex.

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  15. Near-Infrared-II Bioimaging forFrontiers in chemistry · 2021
    Review
  16. TISSUE CLEARING.Nature reviews. Methods primers · 2021
    Article
  17. Upconversion nanoparticles as intracellular pH messengers.Analytical and bioanalytical chemistry · 2020
    Article
  18. Article
  19. Article
  20. 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

7 authors at 4 institutions in 2 countries.

Douglas S RichardsonDepartment of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, 37077, Göttingen, Germany. drichardson@fas.harvard.edu.ORCID http://orcid.org/0000-0002-3189-2190
Carola GregorDepartment of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, 37077, Göttingen, Germany.
Franziska R WinterDepartment of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, 37077, Göttingen, Germany.
Nicolai T UrbanDepartment of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, 37077, Göttingen, Germany.
Steffen J SahlDepartment of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, 37077, Göttingen, Germany.
Katrin I WilligDepartment of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, 37077, Göttingen, Germany.
Stefan W HellDepartment of NanoBiophotonics, Max Planck Institute for Biophysical Chemistry, 37077, Göttingen, Germany. shell@gwdg.de.
Max Planck Institute for Biophysical Chemistry · DEHarvard University · USMax Planck Institute for Medical Research · DENanoscale Microscopy and Molecular Physiology of the Brain Cluster of Excellence 171 — DFG Research Center 103 · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Fluorescence-based biosensors have become essential tools for modern biology, allowing real-time monitoring of biological processes within living cells. Intracellular fluorescent pH probes comprise one of the most widely used families of biosensors in microscopy. One key application of pH probes has been to monitor the acidification of vesicles during endocytosis, an essential function that aids in cargo sorting and degradation. Prior to the development of super-resolution fluorescence microscopy (nanoscopy), investigation of endosomal dynamics in live cells remained difficult as these structures lie at or below the ~250 nm diffraction limit of light microscopy. Therefore, to aid in investigations of pH dynamics during endocytosis at the nanoscale, we have specifically designed a family of ratiometric endosomal pH probes for use in live-cell STED nanoscopy.Ratiometric fluorescent pH probes are useful tools to monitor acidification of vesicles during endocytosis, but the size of vesicles is below the diffraction limit. Here the authors develop a family of ratiometric pH sensors for use in STED super-resolution microscopy, and optimize their delivery to endosomes.

Indexed as

AnimalsBiosensing TechniquesCell LineChlorocebus aethiopsEndocytosisEndosomesFluorescent DyesHeLa CellsHumansHydrogen-Ion ConcentrationMiceMicroscopy, FluorescenceFluorescent Dyes

Identifiers

PMID28924139
PMCPMC5603529
OpenAlexW2755763754

What OpenQuestion holds

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LicenceCC BY
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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.