Institut für Ostseeforschung Warnemünde
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Dipl.-Biol. Carlo Berg

Carlo Berg, IOW, Rostock Warnemünde
Address:
Leibniz-Institute for Baltic Sea Research
Seestrasse 15
D-18119 Rostock
Germany
Phone:
+49 381 5197 146
Fax:
+49 381 5197 211
E-Mail:

Research

PhD student in the DFG project MOCA: Microbial Oceanography of ChemolithoAutotrophic Planktonic Communities
Topic: "Ecological role of planktonic Crenarchaeota in the central Baltic Sea"
Supervisor: Prof. Klaus Jürgens

Within the DFG and ESF Project "MOCA" my research interest is on the role of putative ammonia oxidizing thaumarchaeota of the central Baltic Sea investigating their distribution, biogeochemical activities (CO2 fixation, nitrification) and conducting enrichment experiments of these microorganisms. To elucidate the significance and impact of thaumarchaeota on the nitrogen and carbon cycles in pelagic redoxclines of the central Baltic Sea I use methods such as CARD-FISH, 15NH4 and 14C incbuations, Metatranscriptome- and 16S rRNA analyses.

More information:

Funding:

tl_files/staff/berg/dfg.jpgtl_files/staff/berg/esf.jpg

Publications (peer-reviewed)

  • Berg, C., Beckmann, S., Jost, G., Labrenz, M., Jürgens, K. (2013) Acetate-utilizing bacteria at an oxic-anoxic interface in the Baltic Sea. FEMS Microbiology Ecology. DOI: 10.1111/1574-6941.12114

Talks

Poster

  • Berg, Carlo, Vandieken, V., Thamdrup, B., Jürgens, K. Significance of archaeal nitrification in sulfide influenced hypoxic waters of the Baltic Sea. International Symposium on Microbial Ecology (ISME 14), Copenhagen, Denmark, Aug 19th - 24th, 2012.
  • Berg, Carlo, Labrenz, M., Beckmann, S., Jost, G., Jürgens, K. Identification of acetate incorporating Arcobacter spp. as potential manganese reducers in pelagic redoxclines of the central Baltic Sea via 16S rRNA based 13C stable isotope probing. VAAM 2012, Tübingen, Germany, Mar 18th - Mar 21th 2012
  • Berg, Carlo, Vandieken, V., Thamdrup, B., Jürgens, K. Significance of archaeal nitrification in hypoxic waters of the Baltic Sea. Scientific Advisory Board of the IOW, Feb, 29th 2012
  • Berg, Carlo, Labrenz, M., Beckmann, S., Jost, G., Jürgens, K. Identification of acetate incorporating Arcobacter spp. as potential manganese reducers in pelagic redoxclines of the central Baltic Sea via 16S rRNA based 13C stable isotope probing. 12th Symposium on Aquatic Microbial Ecology (SAME 12), Rostock, Germany, Aug 28th - Sep 2nd, 2011
  • Glaubitz, S., Berg, Carlo, Abraham, W.-R., Jost, G., Labrenz, M., Jürgens, K. Utilization of organic carbon by a chemoautotrophy-dominated microbial community in a pelagic redoxcline of the central Baltic Sea. Scientific Advisory Board of the IOW, March 3rd, 2011

Detection of Crenarchaeota by fluorescence microscopy and gene probes (CARD-FISH)

Cells from a pelagic redoxcline of the Baltic Sea Specifically Cren679-gene probe hybridized <em>Crenarchaeota</em>-cells (same field of view)

CARD-FISH is a sensitive method for the specific staining of cells of certain prokaryotic groups. On the left-hand side are shown all unspecifically DAPI-stained cells from a pelagic redoxcline of the Baltic Sea; on the right side is the same sample with those cells that hybridized with the Crenarchaeota-specific probe Cren679 (Labrenz et al. 2010).
(CARD-FISH = catalyzed reporter deposition fluorescence in situ hybridization)

Diploma thesis and studies

Title: "Identification of active microorganisms in pelagic redoxclines of the central Baltic Sea" (2010)
Open library entry of University Library of Rostock
Supervisor: PD Dr. Matthias Labrenz

Research Cruises

  • June 2012: Meteor M87/3b (central Baltic Sea)
    Sampling for PhD thesis
  • Nov 2011: Meteor M86/1b (central Baltic Sea)
    Sampling for PhD thesis
  • July 2011: Elisabeth M. Borgese EMB1 (central Baltic Sea)
    Sampling for PhD thesis
  • Okt 2009: Alkor (central Baltic Sea)
    Sampling and RNA-SIP Experiments for diploma thesis
  • June 2008: Maria S. Merian MSM8/3 (Tallinn-Kiel)
    Student helper for sampling
  • Feb 2008: Maria S. Merian MSM7/2a (Las Palmas-Walvis Bay/Namibia)
    Student project "Investigating the distribution of Bchl a and aerobic anoxygenic phototrophic (AAP) bacteria in the atlantic"