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Bernstein Node Bonn-Köln

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Tatjana Tchumatchenko

Professor

  • tatjana.tchumatchenko@uni-bonn.de
  • https://www.tchumatchenko.de/
  • Medical Faculty, University of Bonn, Am Propsthof 49, 53121 Bonn
  • Company:University Hospital Bonn

Tatjana Tchumatchenko

Professor

I find neural circuit activity and its computational architecture fascinating. I want to understand how these patterns are synthesized by individual neurons and how they ultimately encode behavior. Together with Prof. Björn Krüger, I am a speaker of this Bernstein Node.

Publications

2025

Bergmann, Cornelius; Mousaei, Kanaan; Rizzoli, Silvio O; Tchumatchenko, Tatjana

How energy determines spatial localisation and copy number of molecules in neurons Journal Article

In: Nature Communications, vol. 16, no. 1, pp. 1424, 2025.

BibTeX

@article{bergmann2025energy,
title = {How energy determines spatial localisation and copy number of molecules in neurons},
author = {Cornelius Bergmann and Kanaan Mousaei and Silvio O Rizzoli and Tatjana Tchumatchenko},
year = {2025},
date = {2025-01-01},
journal = {Nature Communications},
volume = {16},
number = {1},
pages = {1424},
publisher = {Nature Publishing Group UK London},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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Bergmann, Cornelius; Mousaei, Kanaan; Rizzoli, Silvio O.; Tchumatchenko, Tatjana

How energy determines spatial localisation and copy number of molecules in neurons Journal Article

In: Nature Communications, 2025.

Links | BibTeX

@article{Bergmann2025_energy,
title = {How energy determines spatial localisation and copy number of molecules in neurons},
author = {Cornelius Bergmann and Kanaan Mousaei and Silvio O. Rizzoli and Tatjana Tchumatchenko},
doi = {10.1038/s41467-025-56640-0},
year = {2025},
date = {2025-01-01},
journal = {Nature Communications},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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  • doi:10.1038/s41467-025-56640-0

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Eggl, Maximilian F; Wagle, Surbhit; Filling, Jean P; Chater, Thomas E; Goda, Yukiko; Tchumatchenko, Tatjana

SpyDen: simplifying molecular and structural analysis across spines and dendrites Journal Article

In: Bioinformatics, vol. 41, no. 7, pp. btaf339, 2025, ISSN: 1367-4811.

Abstract | Links | BibTeX

@article{10.1093/bioinformatics/btaf339,
title = {SpyDen: simplifying molecular and structural analysis across spines and dendrites},
author = {Maximilian F Eggl and Surbhit Wagle and Jean P Filling and Thomas E Chater and Yukiko Goda and Tatjana Tchumatchenko},
url = {https://doi.org/10.1093/bioinformatics/btaf339},
doi = {10.1093/bioinformatics/btaf339},
issn = {1367-4811},
year = {2025},
date = {2025-01-01},
journal = {Bioinformatics},
volume = {41},
number = {7},
pages = {btaf339},
abstract = {Investigating the molecular composition of different neural compartments such as axons, dendrites, or synapses is critical for understanding learning and memory. State-of-the-art microscopy techniques now resolve individual molecules and pinpoint their position with a micrometer or nanometre resolution across hundreds of micrometres, allowing the labelling of multiple structures of interest simultaneously. Algorithmically, tracking individual molecules across hundreds of micrometres and determining whether they are inside a particular cellular compartment can be challenging. Historically, microscopy images are annotated manually, often using multiple software packages to detect fluorescence puncta and quantify cellular compartments of interest. Advanced ANN-based automated tools, while powerful, often can only help with selected parts of the data analysis, may be optimized for specific spatial resolutions, cell preparations, and may not be fully open source and open access to be sufficiently customizable.Thus, we developed SpyDen, a Python package based upon three principles: (i) ease of use for multi-task scenarios, (ii) open-source accessibility and data export to a standard, open data format, (iii) the ability to edit any software-generated annotation and generalize across spatial resolutions. SpyDen operates on 2D microscopy time-series data, offering robust temporal tracking and spatial analysis capabilities. Equipped with a graphical user interface and accompanied by video tutorials, SpyDen provides a collection of powerful algorithms that can be used for neurite and synapse detection, fluorescent puncta, and intensity analysis. We validated SpyDen using expert annotation across numerous use cases to prove a powerful, integrated platform for efficient and reproducible molecular imaging analysis.SpyDen is available on https://github.com/meggl23/SpyDen while the compiled executables can be found at https://gin.g-node.org/CompNeuroNetworks/SpyDenTrainedNetwork.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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Investigating the molecular composition of different neural compartments such as axons, dendrites, or synapses is critical for understanding learning and memory. State-of-the-art microscopy techniques now resolve individual molecules and pinpoint their position with a micrometer or nanometre resolution across hundreds of micrometres, allowing the labelling of multiple structures of interest simultaneously. Algorithmically, tracking individual molecules across hundreds of micrometres and determining whether they are inside a particular cellular compartment can be challenging. Historically, microscopy images are annotated manually, often using multiple software packages to detect fluorescence puncta and quantify cellular compartments of interest. Advanced ANN-based automated tools, while powerful, often can only help with selected parts of the data analysis, may be optimized for specific spatial resolutions, cell preparations, and may not be fully open source and open access to be sufficiently customizable.Thus, we developed SpyDen, a Python package based upon three principles: (i) ease of use for multi-task scenarios, (ii) open-source accessibility and data export to a standard, open data format, (iii) the ability to edit any software-generated annotation and generalize across spatial resolutions. SpyDen operates on 2D microscopy time-series data, offering robust temporal tracking and spatial analysis capabilities. Equipped with a graphical user interface and accompanied by video tutorials, SpyDen provides a collection of powerful algorithms that can be used for neurite and synapse detection, fluorescent puncta, and intensity analysis. We validated SpyDen using expert annotation across numerous use cases to prove a powerful, integrated platform for efficient and reproducible molecular imaging analysis.SpyDen is available on https://github.com/meggl23/SpyDen while the compiled executables can be found at https://gin.g-node.org/CompNeuroNetworks/SpyDenTrainedNetwork.

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  • https://doi.org/10.1093/bioinformatics/btaf339
  • doi:10.1093/bioinformatics/btaf339

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2024

Chater, Thomas E.; Eggl, Maximilian F.; Goda, Yukiko; Tchumatchenko, Tatjana

Competitive processes shape multi-synapse plasticity along dendritic segments Journal Article

In: Nature Communications, 2024.

Links | BibTeX

@article{Chater2024_competitive,
title = {Competitive processes shape multi-synapse plasticity along dendritic segments},
author = {Thomas E. Chater and Maximilian F. Eggl and Yukiko Goda and Tatjana Tchumatchenko},
doi = {10.1038/s41467-024-51919-0},
year = {2024},
date = {2024-01-01},
journal = {Nature Communications},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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  • doi:10.1038/s41467-024-51919-0

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Squadrani, Lorenzo; Wert-Carvajal, Carlos; Mueller-Komorowska, Daniel; Bohmbach, Kirsten; Henneberger, Christian; Verzelli, Pietro; Tchumatchenko, Tatjana

Astrocytes enhance plasticity response during reversal learning Journal Article

In: Communications Biology, 2024.

Links | BibTeX

@article{Squadrani2024_astrocytes,
title = {Astrocytes enhance plasticity response during reversal learning},
author = {Lorenzo Squadrani and Carlos Wert-Carvajal and Daniel Mueller-Komorowska and Kirsten Bohmbach and Christian Henneberger and Pietro Verzelli and Tatjana Tchumatchenko},
doi = {10.1038/s42003-024-06540-8},
year = {2024},
date = {2024-01-01},
journal = {Communications Biology},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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  • doi:10.1038/s42003-024-06540-8

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Nikbakht, N; Pofahl, M; Miguel-Lopez, A; Kamali, F; Tchumatchenko, Tatjana; Beck, H

Efficient encoding of aversive location by CA3 long-range projections Journal Article

In: Cell Reports, 2024.

Links | BibTeX

@article{Nikbakht2024_aversive,
title = {Efficient encoding of aversive location by CA3 long-range projections},
author = {N Nikbakht and M Pofahl and A Miguel-Lopez and F Kamali and Tatjana Tchumatchenko and H Beck},
doi = {10.1016/j.celrep.2024.113957},
year = {2024},
date = {2024-01-01},
journal = {Cell Reports},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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  • doi:10.1016/j.celrep.2024.113957

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Verzelli, Pietro; Tchumatchenko, Tatjana; Kotaleski, J Hellgren

Editorial overview: Computational neuroscience as a bridge between artificial intelligence, modeling and data Journal Article

In: Current Opinion in Neurobiology, 2024.

BibTeX

@article{Verzelli2024_editorial,
title = {Editorial overview: Computational neuroscience as a bridge between artificial intelligence, modeling and data},
author = {Pietro Verzelli and Tatjana Tchumatchenko and J Hellgren Kotaleski},
year = {2024},
date = {2024-01-01},
journal = {Current Opinion in Neurobiology},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2023

Eggl, Maximilian F.; Petkovic, Janko; Chater, Thomas E.; Goda, Yukiko; Tchumatchenko, Tatjana

Linking spontaneous and stimulated spine dynamics Journal Article

In: Communications Biology, 2023.

Links | BibTeX

@article{Eggl2023_linking,
title = {Linking spontaneous and stimulated spine dynamics},
author = {Maximilian F. Eggl and Janko Petkovic and Thomas E. Chater and Yukiko Goda and Tatjana Tchumatchenko},
doi = {10.1038/s42003-023-05303-1},
year = {2023},
date = {2023-01-01},
journal = {Communications Biology},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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  • doi:10.1038/s42003-023-05303-1

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Wagle, Surbhit; Kraynyukova, Nataliya; Hafner, Anne-Sophie; Tchumatchenko, Tatjana

Computational insights into mRNA and protein dynamics underlying synaptic plasticity rules Journal Article

In: Molecular and Cellular Neuroscience, vol. 125, pp. 103846, 2023.

Links | BibTeX

@article{Wagle2023_computational,
title = {Computational insights into mRNA and protein dynamics underlying synaptic plasticity rules},
author = {Surbhit Wagle and Nataliya Kraynyukova and Anne-Sophie Hafner and Tatjana Tchumatchenko},
doi = {10.1016/j.mcn.2023.103846},
year = {2023},
date = {2023-01-01},
journal = {Molecular and Cellular Neuroscience},
volume = {125},
pages = {103846},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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  • doi:10.1016/j.mcn.2023.103846

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2022

Kraynyukova, N; Renner, S; Born, G; Bauer, Y; Spacek, M. A.; Tushev, G; Busse, L; Tchumatchenko, Tatjana

In vivo extracellular recordings of thalamic and cortical visual responses reveal V1 connectivity rules Journal Article

In: Proceedings of the National Academy of Sciences (PNAS), 2022.

BibTeX

@article{Kraynyukova2022_V1,
title = {In vivo extracellular recordings of thalamic and cortical visual responses reveal V1 connectivity rules},
author = {N Kraynyukova and S Renner and G Born and Y Bauer and M. A. Spacek and G Tushev and L Busse and Tatjana Tchumatchenko},
year = {2022},
date = {2022-01-01},
journal = {Proceedings of the National Academy of Sciences (PNAS)},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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Timon, L Bernaez; Ekelmans, P; Kraynyukova, N; Konrad, S; Nold, A; Tchumatchenko, Tatjana

Synaptic plasticity controls the emergence of population-wide invariant representations in balanced network models Journal Article

In: Physical Review Research, 2022.

BibTeX

@article{BernaezTimon2022_population,
title = {Synaptic plasticity controls the emergence of population-wide invariant representations in balanced network models},
author = {L Bernaez Timon and P Ekelmans and N Kraynyukova and S Konrad and A Nold and Tatjana Tchumatchenko},
year = {2022},
date = {2022-01-01},
journal = {Physical Review Research},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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Wert-Carvajal, C; Reneaux, Melissa; Tchumatchenko, Tatjana; Clopath, Claudia

Dopamine and serotonin interplay for valence-based spatial learning Journal Article

In: Cell Reports, 2022.

BibTeX

@article{WertCarvajal2022_dopamine,
title = {Dopamine and serotonin interplay for valence-based spatial learning},
author = {C Wert-Carvajal and Melissa Reneaux and Tatjana Tchumatchenko and Claudia Clopath},
year = {2022},
date = {2022-01-01},
journal = {Cell Reports},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2020

Sartori, F; Hafner, Anne-Sophie; Karimi, A; Nold, A; Fonkeu, Y; Schuman, E. M.; Tchumatchenko, Tatjana

Statistical Laws of Protein Motion in Neuronal Dendritic Trees Journal Article

In: Cell Reports, vol. 33, no. 7, pp. 108391, 2020.

BibTeX

@article{Tchumatchenko2020_statistical,
title = {Statistical Laws of Protein Motion in Neuronal Dendritic Trees},
author = {F Sartori and Anne-Sophie Hafner and A Karimi and A Nold and Y Fonkeu and E. M. Schuman and Tatjana Tchumatchenko},
year = {2020},
date = {2020-01-01},
journal = {Cell Reports},
volume = {33},
number = {7},
pages = {108391},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2019

Fonkeu, Yombe; Kraynyukova, Nataliya; Hafner, Anne-Sophie; Sartori, F; Schuman, E. M.; Tchumatchenko, Tatjana

How mRNA Localization and Protein Synthesis Sites Influence Dendritic Protein Distribution and Dynamics Journal Article

In: Neuron, vol. 103, no. 5, pp. 1109–1122, 2019.

BibTeX

@article{Fonkeu2019_mRNA,
title = {How mRNA Localization and Protein Synthesis Sites Influence Dendritic Protein Distribution and Dynamics},
author = {Yombe Fonkeu and Nataliya Kraynyukova and Anne-Sophie Hafner and F Sartori and E. M. Schuman and Tatjana Tchumatchenko},
year = {2019},
date = {2019-01-01},
journal = {Neuron},
volume = {103},
number = {5},
pages = {1109–1122},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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Herfurth, T; Tchumatchenko, Tatjana

Information transmission of mean and variance coding in integrate-and-fire neurons Journal Article

In: Physical Review E, vol. 99, pp. 032420, 2019.

BibTeX

@article{Herfurth2019_info,
title = {Information transmission of mean and variance coding in integrate-and-fire neurons},
author = {T Herfurth and Tatjana Tchumatchenko},
year = {2019},
date = {2019-01-01},
journal = {Physical Review E},
volume = {99},
pages = {032420},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2018

Kraynyukova, N; Tchumatchenko, Tatjana

Stabilized supralinear network can give rise to bistable, oscillatory, and persistent activity Journal Article

In: Proceedings of the National Academy of Sciences (PNAS), vol. 115, no. 14, 2018.

BibTeX

@article{Kraynyukova2018_ssn,
title = {Stabilized supralinear network can give rise to bistable, oscillatory, and persistent activity},
author = {N Kraynyukova and Tatjana Tchumatchenko},
year = {2018},
date = {2018-01-01},
journal = {Proceedings of the National Academy of Sciences (PNAS)},
volume = {115},
number = {14},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2017

Herfurth, T; Tchumatchenko, Tatjana

How linear response shaped models of neural circuits and the quest for alternatives Journal Article

In: Current Opinion in Neurobiology, vol. 46, 2017.

BibTeX

@article{Herfurth2017_linear,
title = {How linear response shaped models of neural circuits and the quest for alternatives},
author = {T Herfurth and Tatjana Tchumatchenko},
year = {2017},
date = {2017-01-01},
journal = {Current Opinion in Neurobiology},
volume = {46},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2016

Dettner, A; Münzberg, S; Tchumatchenko, Tatjana

Temporal pairwise spike correlations fully capture single-neuron information Journal Article

In: Nature Communications, vol. 7, pp. 13805, 2016.

BibTeX

@article{Dettner2016_spike,
title = {Temporal pairwise spike correlations fully capture single-neuron information},
author = {A Dettner and S Münzberg and Tatjana Tchumatchenko},
year = {2016},
date = {2016-01-01},
journal = {Nature Communications},
volume = {7},
pages = {13805},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2014

Tchumatchenko, Tatjana; Clopath, Claudia

Oscillations emerging from noise-driven steady state in networks with electrical synapses and subthreshold resonance Journal Article

In: Nature Communications, vol. 5, pp. 5512, 2014.

BibTeX

@article{Tchumatchenko2014_oscillations,
title = {Oscillations emerging from noise-driven steady state in networks with electrical synapses and subthreshold resonance},
author = {Tatjana Tchumatchenko and Claudia Clopath},
year = {2014},
date = {2014-01-01},
journal = {Nature Communications},
volume = {5},
pages = {5512},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2013

Malyshev, A; Tchumatchenko, Tatjana; Volgushev, S; Volgushev, M

Energy-efficient encoding by shifting spikes in neocortical neurons Journal Article

In: European Journal of Neuroscience, vol. 38, no. 8, pp. 1456–1464, 2013.

BibTeX

@article{Tchumatchenko2013_energy,
title = {Energy-efficient encoding by shifting spikes in neocortical neurons},
author = {A Malyshev and Tatjana Tchumatchenko and S Volgushev and M Volgushev},
year = {2013},
date = {2013-01-01},
journal = {European Journal of Neuroscience},
volume = {38},
number = {8},
pages = {1456–1464},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2011

Tchumatchenko, Tatjana; Malyshev, A; Wolf, F; Volgushev, M

Ultrafast population encoding by cortical neurons Journal Article

In: Journal of Neuroscience, vol. 31, no. 34, pp. 12171–12179, 2011.

BibTeX

@article{Tchumatchenko2011_ultrafast,
title = {Ultrafast population encoding by cortical neurons},
author = {Tatjana Tchumatchenko and A Malyshev and F Wolf and M Volgushev},
year = {2011},
date = {2011-01-01},
journal = {Journal of Neuroscience},
volume = {31},
number = {34},
pages = {12171–12179},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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Tchumatchenko, Tatjana; Wolf, F; Geisel, T; Volgushev, M

Representation of dynamical stimuli in populations of threshold neurons Journal Article

In: PLoS Computational Biology, vol. 7, no. 2, pp. e1001059, 2011.

BibTeX

@article{Tchumatchenko2011_representation,
title = {Representation of dynamical stimuli in populations of threshold neurons},
author = {Tatjana Tchumatchenko and F Wolf and T Geisel and M Volgushev},
year = {2011},
date = {2011-01-01},
journal = {PLoS Computational Biology},
volume = {7},
number = {2},
pages = {e1001059},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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2010

Tchumatchenko, Tatjana; Geisel, T; Volgushev, M; Wolf, F

Correlations and synchrony in threshold neuron models Journal Article

In: Physical Review Letters, vol. 104, no. 5, pp. 058102, 2010.

BibTeX

@article{Tchumatchenko2010_correlations,
title = {Correlations and synchrony in threshold neuron models},
author = {Tatjana Tchumatchenko and T Geisel and M Volgushev and F Wolf},
year = {2010},
date = {2010-01-01},
journal = {Physical Review Letters},
volume = {104},
number = {5},
pages = {058102},
keywords = {},
pubstate = {published},
tppubtype = {article}
}

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