Author

Ellen Oldenburg

Alfred-Wegener-Institut Helmholtz-Zentrum für Polar- und MeeresforschungORCID 0000-0002-0993-9247Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Microbiology· 3 Bioinformatics· 1 Ecology· 1

Signature Assays, Organisms & Methods

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Research Focus:cell type annotation· 4 Assay:metagenomics· 4 Approach:statistical model· 3 Approach:experimental assay· 2 Organism:C. elegans· 1 Research Focus:clustering· 1 Research Focus:ecology & biodiversity· 1 Research Focus:host-pathogen & immune response· 1

Frequent Co-Authors

Ovidiu PopaiD· 4 shared Matthias WietziD· 3 shared Christina BienholdiD· 2 shared Katja MetfiesiD· 2 shared Taylor PriestiD· 2 shared Wilken‐Jon von AppeniD· 2 shared Alyzza Marie B. CalayagiD· 1 shared Anika WiegardiD· 1 shared

Activity by Year

2024-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 32 mutual co-author links

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Focal author (center)Selected co-authorORCID co-authorUnlinked name

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4 shared papersMicrobiology

Ovidiu PopaORCID

Mutual co-authors in cluster

Author profile →

5 papers

Recent·Most cited

Population dynamics of Arctic phytoplankton and mycoplankton reveal chytrid-mediated diatom bloom termination

Pauline C. Thomé, Ellen Oldenburg, Cora Hörstmann, Jürgen F. H. Strassert

The paper analyzes Arctic phytoplankton and mycoplankton dynamics to show chytrids control diatom blooms, particularly in sympagic habitats.

bioRxiv · Jul 8, 2026 · PreprintEcology

Easy-to-use whole-genome sequencing workflows and standardized practices to uncover hidden genetic variation in Synechocystis PCC 6803 wild-type and knock-out strains

Marius L. Theune, Ruben Fritsche, Niklas Kueppers, Marko Boehm, Petra Kolkhof, Florian Paul, Ovidiu Popa, Ellen Oldenburg, Anika Wiegard, Ilka Maria IM Axmann, Kirstin Gutekunst

This paper develops workflows for whole-genome sequencing to identify genetic variation in Synechocystis strains and highlights the importance of strain validation in knock-out studies.

bioRxiv · Apr 15, 2026 · PreprintMicrobiology

Arctic Ocean virus communities: seasonality, bipolarity, and prokaryotic interactions

Alyzza Marie B. Calayag, Taylor Priest, Ellen Oldenburg, Jan Muschiol, Ovidiu Popa, Matthias Wietz, David M. Needham

The paper studies Arctic Ocean virus communities over four years, revealing seasonality, bipolar distribution, and interactions with prokaryotes.

Nature Communications · Jul 11, 2025Peer-reviewedMicrobiology

Seasonal recurrence and modular assembly of an Arctic pelagic marine microbiome

Taylor Priest, Ellen Oldenburg, Ovidiu Popa, Bledina Dede, Katja Metfies, Wilken‐Jon von Appen, Sinhué Torres‐Valdés, Christina Bienhold, Bernhard Maximilian Fuchs, Rudolf Amann, Antje Boëtius, Matthias Wietz

The paper examines seasonal dynamics of an Arctic pelagic microbiome, revealing modular patterns in taxonomic and functional composition across four years.

Nature Communications · Feb 3, 2025Peer-reviewedMicrobiology

Beyond blooms: A novel time series analysis framework predicts seasonal keystone species and sheds light on Arctic pelagic ecosystem stability

Ellen Oldenburg, Raphael M. Kronberg, Katja Metfies, Matthias Wietz, Wilken‐Jon von Appen, Christina Bienhold, Ovidiu Popa, Oliver Ebenhöh

This paper develops a time series analysis framework to identify seasonal keystone species and assess Arctic pelagic ecosystem stability using microbial community data.

bioRxiv · Mar 11, 2024 · PreprintBioinformatics