Author

M. Wietz

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Microbiology· 8 Ecology· 2 Scientific Communication & Education· 1

Signature Assays, Organisms & Methods

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Assay:metagenomics· 7 Research Focus:cell type annotation· 6 Approach:experimental assay· 6 Research Focus:ecology & biodiversity· 4 Approach:statistical model· 4 Organism:bacteria (other)· 2 Research Focus:benchmarking· 1 Assay:bulk RNA-seq· 1

Frequent Co-Authors

A. Boetius· 4 shared C. Bienhold· 4 shared K. Metfies· 4 shared S. Torres-Valdes· 4 shared W.-J. von Appen· 4 shared E. Oldenburg· 3 shared O. Popa· 3 shared E. Fadeev· 2 shared

Activity by Year

2020-2024 · peak 3/yr

Co-Author Collaboration Network

10 top collaborators · 29 mutual co-author links

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4 shared papersMicrobiology

A. Boetius

Mutual co-authors in cluster

Author profile →

11 papers

Recent·Most cited

Seasonal recurrence and modular assembly of an Arctic pelagic marine microbiome

T. Priest, E. Oldenburg, O. Popa, B. Dede, K. Metfies, W.-J. von Appen, S. Torres-Valdes, C. Bienhold, B. M. Fuchs, R. Amann, A. Boetius, M. Wietz

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

bioRxiv · May 10, 2024Microbiology

Collaborative metabolic curation of an emerging model marine bacterium, Alteromonas macleodii ATCC 27126

D. Sher, E. E. George, M. Wietz, S. M. Gifford, L. Zoccaratto, O. Weissberg, C. Koedooder, W. B. VK, M. Malisano Barreto Filho, R. Mireles, S. Malavin, M. Liddor-Naim, T. Idan, V. Shrivastava, L. Itelson, , L. D. Moore

The paper describes a collaborative curation workshop to improve the metabolic reconstruction of Alteromonas macleodii ATCC 27126 using genomic and physiological data, identifying key metabolic pathways and gaps.

bioRxiv · Dec 13, 2023 · PreprintMicrobiology

Sea-ice melt determines seasonal phytoplankton dynamics and delimits the habitat of temperate Atlantic taxa as the Arctic Ocean atlantifies

E. Oldenburg, O. Popa, M. Wietz, W.-J. von Appen, S. Torres-Valdes, C. Bienhold, O. Ebenhoeh, K. Metfies

This study examines how sea-ice melt affects phytoplankton dynamics and species distribution in the Arctic Ocean over two years at two mooring sites.

bioRxiv · May 4, 2023Ecology

Ecogenomics reveals distinctive viral-bacterial communities in the surface microlayer of a natural surface slick

J. Rahlff, M. Wietz, H.-A. Giebel, O. Bayfield, E. Nilsson, K. Bergstroem, K. Kieft, K. Anantharaman, M. Ribas-Ribas, O. Wurl, M. Hoetzinger, A. Antson, K. Holmfeldt

The paper investigates viral and bacterial communities in slick and non-slick sea-surface microlayers, finding distinct viral communities and metabolic profiles in slicks.

bioRxiv · Feb 24, 2023Microbiology

"Wissenschaft fürs Wohnzimmer" - two years of interactive, scientific livestreams weekly on YouTube

N. Stoll, M. Wietz, S. Juricke, F. Pausch, C. Peter, J. C. Massing, M. Seifert, M. Zeising, M. Kaess, R. McPherson, B. Suckow

The paper reports on two years of weekly YouTube livestreams discussing climate change and biodiversity, showing growth in views and subscriptions through diverse presenters and interactive content.

bioRxiv · Sep 30, 2022 · PreprintScientific Communication & Education

Characterization of membrane vesicles in Alteromonas macleodii indicates potential roles in their copiotrophic lifestyle

E. Fadeev, C. Carpaneto Bastos, J. Hennenfeind, S. J. Biller, D. J. Sher, M. Wietz, G. J. Herndl

This study characterizes membrane vesicles in Alteromonas macleodii, showing they contain proteins for nutrient uptake and hydrolytic enzymes, suggesting roles in facilitating nutrient access in oligotrophic environments.

bioRxiv · Sep 27, 2022Microbiology

Variations in Atlantic water influx and sea-ice cover drive taxonomic and functional shifts in Arctic marine bacterial communities

T. Priest, W.-J. von Appen, E. Oldenburg, O. Popa, S. Torres-Valdes, C. Bienhold, K. Metfies, B. Fuchs, R. Amann, A. Boetius, M. Wietz

This study shows how changes in Atlantic water influx and sea-ice cover affect Arctic marine bacterial communities, leading to shifts in taxonomic and functional composition.

bioRxiv · Aug 12, 2022Microbiology

The Polar Night Shift: Annual Dynamics and Drivers of Microbial Community Structure in the Arctic Ocean

M. Wietz, C. Bienhold, K. Metfies, S. Torres-Valdes, W.-J. von Appen, I. Salter, A. Boetius

This study examines annual microbial community dynamics in the Arctic Ocean, identifying seasonal shifts and drivers in two key currents.

bioRxiv · Apr 8, 2021Microbiology

Sweet and magnetic: Succession and CAZyme expression of marine bacterial communities encountering a mix of alginate and pectin particles

C. Bunse, H. Koch, S. Breider, M. Simon, M. Wietz

The paper studies marine bacterial communities interacting with mixed alginate and pectin particles, finding similar dynamics on both substrates with distinct functional adaptations.

bioRxiv · Dec 8, 2020Microbiology

CAZymes in Maribacter dokdonensis 62-1 from the Patagonian shelf: Genomics and physiology compared to related flavobacteria and a co-occurring Alteromonas strain

L. A. Wolter, M. Mitulla, J. Kalem, R. Daniel, M. Simon, M. Wietz

This study characterizes CAZymes in Maribacter dokdonensis 62-1, showing its ability to utilize alginate and other polysaccharides, and compares its genomic features with related strains and an Alteromonas strain.

bioRxiv · Dec 8, 2020Microbiology

Submesoscale dynamics directly shape bacterioplankton community structure in space and time

E. Fadeev, M. Wietz, W. J. von Appen, E. M. Noethig, A. Engel, J. Grosse, M. Graeve, A. Boetius

The paper shows that submesoscale ocean features influence microbial community structure and biogeochemical conditions in Arctic waters.

bioRxiv · Sep 2, 2020Ecology