Evidence map›Paper›PMID 26002145›Full record

ArticleMolecular plant2015

Live Cell Imaging with R-GECO1 Sheds Light on flg22- and Chitin-Induced Transient [Ca(2+)]cyt Patterns in Arabidopsis.

Nana F Keinath, Rainer Waadt, Rik Brugman, Julian I Schroeder, Guido Grossmann, Karin Schumacher, Melanie Krebs

Abstract read
In one paragraph

Article in Molecular plant, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 82 papers.

0numbers the graph read from it
0cells of the map it votes in
82citing 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

82 citing papers in PubMed.

  1. Article
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  9. MLO-mediated CaThe New phytologist · 2025
    Article
  10. Differential regulation of calcium-activated plant kinases in Arabidopsis thaliana.The Plant journal : for cell and molecular biology · 2025
    Article
  11. Review
  12. CaEMBO reports · 2025
    Article
  13. ABA-activated low-nanomolar CaNature plants · 2025
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. The impact ofJournal of genomics · 2024
    Article
  20. Calcium imaging: a technique to monitor calcium dynamics in biological systems.Physiology and molecular biology of plants : an international journal of functional plant biology · 2023
    Review

22 more citing papers are in PubMed but not listed here.

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.

Nana F KeinathCentre for Organismal Studies, Plant Developmental Biology, University of Heidelberg, Im Neuenheimer Feld 230, 69120 Heidelberg, Germany.
Rainer WaadtCentre for Organismal Studies, Plant Developmental Biology, University of Heidelberg, Im Neuenheimer Feld 230, 69120 Heidelberg, Germany; Division of Biological Sciences, Cell and Developmental Biology Section, University of California San Diego, 92093 La Jolla, USA.
Rik BrugmanCentre for Organismal Studies, University of Heidelberg, 69120 Heidelberg, Germany.
Julian I SchroederDivision of Biological Sciences, Cell and Developmental Biology Section, University of California San Diego, 92093 La Jolla, USA.
Guido GrossmannCentre for Organismal Studies, University of Heidelberg, 69120 Heidelberg, Germany.
Karin SchumacherCentre for Organismal Studies, Plant Developmental Biology, University of Heidelberg, Im Neuenheimer Feld 230, 69120 Heidelberg, Germany.
Melanie KrebsCentre for Organismal Studies, Plant Developmental Biology, University of Heidelberg, Im Neuenheimer Feld 230, 69120 Heidelberg, Germany. Electronic address: melanie.krebs@cos.uni-heidelberg.de.

Funding

Yeast Genetics and Stress Response Genes-BiomedicalP42ES010337 · NIEHS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI TUKEY, ROBERT H · 2000 to 2022
$69.8M
STRESS HORMONE SIGNAL TRANSDUCTION IN ARABIDOPSISR01GM060396 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI SCHROEDER, JULIAN I · 2000 to 2023
$7.4M
NIEHS NIH HHS ES010337NIEHS NIH HHS P42 ES010337NIGMS NIH HHS GM060396NIGMS NIH HHS R01 GM060396
6 · The paper itself

Abstract

Intracellular Ca(2+) transients are an integral part of the signaling cascade during pathogen-associated molecular pattern (PAMP)-triggered immunity in plants. Yet, our knowledge about the spatial distribution of PAMP-induced Ca(2+) signals is limited. Investigation of cell- and tissue-specific properties of Ca(2+)-dependent signaling processes requires versatile Ca(2+) reporters that are able to extract spatial information from cellular and subcellular structures, as well as from whole tissues over time periods from seconds to hours. Fluorescence-based reporters cover both a broad spatial and temporal range, which makes them ideally suited to study Ca(2+) signaling in living cells. In this study, we compared two fluorescence-based Ca(2+) sensors: the Förster resonance energy transfer (FRET)-based reporter yellow cameleon NES-YC3.6 and the intensity-based sensor R-GECO1. We demonstrate that R-GECO1 exhibits a significantly increased signal change compared with ratiometric NES-YC3.6 in response to several stimuli. Due to its superior sensitivity, R-GECO1 is able to report flg22- and chitin-induced Ca(2+) signals on a cellular scale, which allowed identification of defined [Ca(2+)]cyt oscillations in epidermal and guard cells in response to the fungal elicitor chitin. Moreover, we discovered that flg22- and chitin-induced Ca(2+) signals in the root initiate from the elongation zone.

Indexed as

ArabidopsisCalciumCalcium SignalingChitinCytoplasmFlagellinFluorescent DyesGene ExpressionHydrogen-Ion ConcentrationLuminescent ProteinsMolecular ImagingPathogen-Associated Molecular Pattern MoleculesPlant EpidermisPlant LeavesPlant RootsPlants, Genetically ModifiedCalciumChitinFlagellinFluorescent DyesLuminescent ProteinsPathogen-Associated Molecular Pattern MoleculesRecombinant Fusion ProteinsArabidopsiscalcium imagingchitinflg22R-GECO1sensor

Identifiers

PMID26002145
PMCPMC5134422

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Registered trials

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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.