Diversity and community composition of particle‐associated and free‐living bacteria in mesopelagic and bathypelagic Southern Ocean water masses: evidence of …

…, J Tomasch, TH Badewien, HA Giebel… - Limnology and …, 2017 - Wiley Online Library
The Southern Ocean constitutes about 10% of the global oceans' volume and is characterized
by high primary production. Particulate organic matter (POM) is exported from the photic …

Availability of vitamin B12 and its lower ligand intermediate α-ribazole impact prokaryotic and protist communities in oceanic systems

…, L Dlugosch, R Jarling, H Wilkes, HA Giebel… - The ISME …, 2022 - academic.oup.com
Genome analyses predict that the cofactor cobalamin (vitamin B 12 , called B 12 herein) is
produced by only one-third of all prokaryotes but almost all encode at least one B 12 -…

Distinct glycoconjugate cell surface structures make the pelagic diatom Thalassiosira rotula an attractive habitat for bacteria

TQ Den, TR Neu, S Sultana, HA Giebel… - Journal of …, 2023 - Wiley Online Library
Interactions between marine diatoms and bacteria have been studied for decades. However,
the visualization of physical interactions between these diatoms and their colonizers is still …

Nitrogen availability drives gene length of dominant prokaryotes and diversity of genes acquiring Nitrogen-species in oceanic systems

…, A Poehlein, B Wemheuer, B Pfeiffer, HA Giebel… - bioRxiv, 2021 - biorxiv.org
Nitrogen (N) is a key element for prokaryotes in the oceans and often limits phytoplankton
primary production. An untested option to reduce prokaryotic N-demand under N-limitation is …

[PDF][PDF] Distinct glycoconjugate cell surface structures make the pelagic diatom Thalassiosira rotulaan attractive habitat for bacteria

TQ Den, TR Neu, S Sultana, HA Giebel, M Simon… - researchgate.net
Interactions between marine diatoms and bacteria have been studied for decades. However,
the visualization of physical interactions between these diatoms and their colonizers is still …

[HTML][HTML] Rare earth element behaviour in seawater under the influence of organic matter cycling during a phytoplankton spring bloom–A mesocosm study

M Sutorius, C Mori, J Greskowiak… - Frontiers in Marine …, 2022 - frontiersin.org
… Further, we would like to thank the captain and crew of the RV Heincke and Helge A. Giebel
for collecting the inoculum as well as the ICBM machine shop. For their assistance with the …

[PDF][PDF] Expeditionsprogramm Nr. 88, FS Polarstern, ANT-XVIII/1, ANT-XVIII/2, ANT-XVIII/3, ANT-XVIII/4, and ANT-XVIII/5

E Fahrbach - Alfred-Wegener-Institute for Polar-and Marine …, 2011 - epic.awi.de
Giebel, Christine Beardsley, Birgit Kuerzel, Helena Osterholz, Siri Rackebrandt, Thomas
Remke, Maren Seibt, Matthias Wietz, Mascha Wurst (ICBM), Martin … Biologist Giebel Helge A. …

Biochar induces mineralization of soil recalcitrant components by activation of biochar responsive bacteria groups

L Ling, Y Luo, B Jiang, J Lv, C Meng, Y Liao… - Soil Biology and …, 2022 - Elsevier
Amendment of soil with biochar induces a shift in microbial community structure and promotes
faster mineralization of soil organic carbon (SOC), thus offsetting C sequestration effects. …

Autonomous Measurement Platforms for Energy and Material exchange between Ocean and Atmosphere (OCEANET)

M Brückner, K Bumke, A Macke, M Schäfer, M Merkel… - 2012 - oceanrep.geomar.de
Bereits auf dem Patagonischen Schelf fand die erste von insgesamt 36 Stationen statt. An
den meisten Stationen wurden neben dem System bestehend aus CTD und Rosette auch ein …

[PDF][PDF] The expedition of the research vessel" Polarstern" to the Antarctic in 2012 (ANT-XXVIII/5)

K Bumke - Berichte zur Polar-und Meeresforschung= Reports on …, 2012 - epic.awi.de
Bereits auf dem Patagonischen Schelf fand die erste von insgesamt 36 Stationen statt. An
den meisten Stationen wurden neben dem System bestehend aus CTD und Rosette auch ein …