Expedition SO254 (RV Sonne, February 2017)
Functional diversity of bacterial communities and the metabolome in the water column, sediment and in sponges in the southwest Pacific around New Zealand - Microbial abundance, diversity and activity in Pacific Deep Sea sediments

Workshop “Genomics in Environmental Microbiology” at Aarhus University (October 2016); led by Ian Marshall and Lars Schreiber

Expedition SO248 (RV Sonne, May 2016)
Ductional diversity of bacterial communities and the geometabolome in the central and north Pacific - Microbial abundance, diversity and activity in Pacific Deep Sea sediments

Lab visit at Texas A&M University - Corpus Christi and University of Houston - Clear Lake, Texas, USA (March 2015); cooperation partners: B. Kiel Reese and H. Mills

MarBio - Symposium "Marine Microbiota" 2019, Oldenburg, Germany: Pohlner M, Kanukollu S, Wemheuer B, Kiel Reese B, Degenhardt J, Dlugosch L, von Hoyningen-Huene A, Engelen B „Biogeography of Rhodobacteraceae in worldwide distributed sediments" (Presentation)

VAAM 2019, Mainz, Germany: Pohlner M, Degenhardt J, Wemheuer B, Schnetger B, Engelen B „Abundance and diversity of Bacteria and Archaea within deep-sea sediments along a Pacific transect from New Zealand to Alaska” (Presentation)

ISME 2018, Leipzig, Germany: Pohlner M, Kiel Reese B, Dlugosch L, Wemheuer B, Mills H, Cypionka H, Engelen B „The majority of Roseobacter group members in marine sediments belong to uncultured genera: an approach to define the unknowns” (Poster)

VAAM 2018, Wolfsburg, Germany: Pohlner M, Degenhardt J, von Hoyningen-Huene A, Wemheuer B, Engelen B „The distribution of benthic Roseobacter group members in the Pacific is shaped by nutrient availability at the seafloor and productivity in the water column” (Poster)

ISME 2016, Montreal, Canada: Kanukollu S, Pohlner M, Wemheuer B, Ghanem N, Herber J, Cypionka H, Engelen B „The Roseobacter group in marine sediments – abundance, diversity and metabolic potential“ (Poster)

VAAM 2016, Jena, Germany: Pohlner M, Kiel Reese B, Mills H, Cypionka H, Engelen B “Defining unknown members of the Roseobacter group in marine sediments” (Poster)

VAAM 2015, Marburg, Germany: Pohlner M, Kanukollu S, Cypionka H, Engelen B “Identification of metabolically active microbial communities in sediments by two independent RNA-based in vivo labeling techniques” (Poster)

Pohlner M, Dlugosch L, Wemheuer B, Mills H, Engelen B, Reese BK (2019) The Majority of Active Rhodobacteraceae in Marine Sediments Belong to Uncultured Genera: A Molecular Approach to Link Their Distribution to Environmental Conditions. Front Microbiol 10:659, doi.org/10.3389/fmicb.2019.00659.

Wemheuer F, von Hoyningen-Huene AJE, Pohlner M, Degenhardt J, Engelen B, Daniel R, Wemheuer B (2019) Primary Production in the Water Column as Major Structuring Element of the Biogeographical Distribution and Function of Archaea in Deep-Sea Sediments of the Central Pacific Ocean. Archaea, Article ID 3717239, doi.org/10.1155/2019/3717239.

Ziesche L, Wolter L, Wang H, Brinkhoff T, Pohlner M, Engelen B, Wagner-Döbler I, Schulz S (2019) An Unprecedented Medium-Chain Diunsaturated N-acylhomoserine Lactone from Marine Roseobacter Group Bacteria. Mar. Drugs 2019, 17:1, doi.org/10.3390/md17010020.

Pohlner M, Degenhardt J, von Hoyningen-Huene A, Wemheuer B, Erlmann N, Schnetger B, Engelen B (2017) The biogeographical distribution of benthic Roseobacter group members along a Pacific transect is linked to oceanic provinces with comparable nutrient composition. Front Microbiol 8: 2550, doi.org/10.3389/fmicb.2017.02550.

Pohlner M, Marshall I, Schreiber L, Cypionka H, Engelen B (2017) Draft genome sequence of Pseudoruegeria sp. SK021, a representative of the marine Roseobacter group, isolated from North Sea sediment. Genome A 5:e00541-17, doi.org/10.1128/genomeA.00541-17.

Harig T, Schlawis C, Ziesche L, Pohlner M, Engelen B, Schulz S (2017) Nitrogen-containing volatiles from marine Salinispora pacifica and Roseobacter-group bacteria. J Nat Prod, doi.org/10.1021/acs.jnatprod.7b00789.

Kanukollu S, Voget S, Pohlner M, Vandieken V, Petersen J, Kyrpides NC, Woyke T, Shapiro N, Göker M, Klenk HP, Cypionka H, Engelen B (2016) Genome sequence of Shimia sp. SK013, a representative of the Roseobacter group isolated from marine sediment. SIGS 11:1-10, doi.org/10.1186/s40793-016-0143-0.

Analysis of microbial diversity by Illumina-sequencing and DGGE of 16S rRNA genes and transcripts, quantification of microorganisms and physiological groups by qPCR, cultivation of aerobic and anaerobic microorganisms, activity measurements (exoenzymes, sulfate reduction rates), stable-isotope-probing