Page path:

Recently defended

David Benito Merino

Defense David Benito Merino
Congratulations: David Benito Merino got his hat! (From left to right: Dr. Cornelia Welte, Prof. Dr. Antje Boetius, David Benito Merino, Dr. Gunter Wegener, Prof. Dr. Kai-Uwe Hinrichs and Dr. Florence Schubotz.) © MPIMM

David Benito Merino

Department: HGF MPG Joint Re­search Group for Deep-Sea Eco­logy and Tech­no­logy

Exam Date: Friday, January 17, 2023

Topic of the dissertation:

"Exploring the upper temperature limit of microbial alkane degradation"

Sebastian Miksch

Verteidigung Sebastian Miksch
Done: Sebastian wears the hat! (from left to right: Dr. Jan-Hendrik Hehemann, Dr. Katrin Knittel, Sebastian Miksch, Prof. Dr. Rudolf Amann, Dr. Marc Mussmann (University of Vienna); not in the picture but part of the committee was Prof. Dr. Carol Arnosti (University of North Carolina at Chapel Hill) © MPIMM

Sebastian Miksch

Department: Molecular Ecology

Exam Date: Wednesday, December 14, 2022

Topic of the dissertation:

"Microbial polysaccharide utilization in sandy surface sediments"

 

Defense Magda Cardozo Mino
Congratulations: Magda got her hat!
(from left to right: Nicole von Possel, Dr. Marlis Reich, Prof. Dr. Thorsten Brinkhoff, Magda Cardozo Mino, Prof. Dr. Antje Boetius, Prof. Dr. Kai Uwe Hinrichs, Dr. Christina Bienhold) © MPIMM/Gunter Wegener

Magda Cardozo Mino

Department: HGF MPG Joint Re­search Group for Deep-Sea Eco­logy and Tech­no­logy

Exam Date: Friday, November 11, 2022

Topic of the dissertation:

"Temporal and spatial dynamics of marine microorganisms in ice-covered seas"

Defense Andrea Castillejos Sepulveda
Congratulations: Andrea got her hat!
(from left to right: David Benito Merino, Dr. Judith Klatt, Andrea Castillejos Sepúlveda, Prof. Dr. Tilmann Harder, Dr. Dirk de Beer, Kinga Santha, Prof. Dr. Michael Friedrich) © MPIMM

Andrea Castillejos Sepúlveda

Department: Microsensor Group

Exam Date: Monday, September 26, 2022

Topic of the dissertation:

"Microscale cycling of arsenic and iron impacts the regulation of cyanobacterial photosynthesis"

Defense Tina Enders
Congratulations: Tina Enders got her hat! (from left to right: Sebastian Silva Solar, Dr. Luis Orellana Retamal, Prof. Dr. Nicole Dubilier, Tina Enders, Dr. Harald Gruber-Vodicka, Prof. Dr. Michael Friedrich) © MPIMM/Silke Wetzel

Tina Enders

Department: Symbiosis

Exam Date: Wednesday, July 20, 2022

Topic of the dissertation:

"Distribution and physiology of Alphaproteobacteria living in symbiosis with marine gutless oligochaetes"

Defense Bledina Dede
Congratulations: Bledina got her hat! (from left to right: Ella Case, Chyrene Moncada, Prof. Dr. Rudolf Amann, Bledina Dede, Prof. Dr. Wolfgang Bach, Prof. Dr. Michael Friedrich) © MPIMM/Taylor Priest

Bledina Dede

Department: Molecular Ecology

Exam Date: Monday, June 13, 2022

Topic of the dissertation:

"Microbial ecology of deep-sea hydrothermal plumes"

Defense Elisa Merz
Congratulations: Elisa got her hat! (from left to right: Milan Beck, Dr. Dirk de Beer, Dr. Judith Klatt, Prof. Dr. Helle Ploug, Prof. Dr. Kai Bischof, Prof. Dr. Tilmann Harder, Andrea Castillejos) © MPIMM

Elisa Merz

Department: Microsensor Group

Exam Date: Friday, June 3, 2022

Topic of the dissertation:

"The Dark Side of Diatoms - Diatoms link nitrate reduction to sulphide oxidation while fixing CO2"

Defense Clarissa Karthäuser
From left: Jan Brüwer, PD Dr. Bernhard Fuchs, Laura Zeugner, Prof. Rita Groß-Hardt, Prof. Dr. Rudolf Amann, Alba Porta Fidalgo; not on the photo but part of the committee were Dr. Cristina Moraru and Prof. Ulrich Szewzyk. (© Laura Zeugner)

Laura Zeugner

Department: Molecular Ecology

Exam Date: Monday, March 14, 2022

Topic of the dissertation:

"Visualization of cell-specific traits in marine picoplankton populations"

Defense Clarissa Karthäuser
Congratulations: Clarissa got her hat! (from left to right: Prof. Dr. Michal Kucera, Dr. Sören Ahmerkamp, Clarissa Karthäuser, Dr. Solveig Bühring, Prof. Dr. Marcel Kuypers) © MPIMM

Clarissa Karthäuser

Department: Biogeochemistry

Exam Date: Friday, December 17, 2021

Topic of the dissertation:

"The role of marine particles for nitrogen loss from oxygen minimum zones"

Defense Maximilian Franke
Congratulations! Max got his hat. (from left to right: Prof. Dr. Nicole Dubilier, Prof. Dr. Marcel Kuypers, Prof. Dr. Tilmann Harder, Maximilian Franke, Carlotta Kück, Dr. Nikolaus Leisch) © B. Geier/MPIMM

Maximilian Franke

Department: Symbiosis

Exam Date: Thursday, December 16, 2021

Topic of the dissertation:

"Changing perspectives - from ecology to cellular biology in the bathymodioline symbiosis"

Anna Mankowski
Congratulations! Anna got her hat. © Tina Enders/MPIMM

Anna Mankowski

Department: Symbiosis

Exam Date: Wednesday, November 10, 2021

Topic of the dissertation:

"From genomes to communities Evolution of symbionts associated with globally distributed marine invertebrates"

Defense Cedric Hahn
Congratulations: Cedric got his hat! (from left to right: Prof. Dr. Rudolf Amann, Dr. Gunter Wegener, Cedric Hahn, Prof. Dr. Michael Friedrich, Dr. Katrin Knittel, Dr. Tristan Wagner, Isabella Wilkie) © MPIMM

Cedric Hahn

Department: Molecular Ecology

Exam Date: Thursday, November 4, 2021

Topic of the dissertation:

"Ecology and genomics of Archaea involved in anaerobic oxidation of ethane"

Defense Miriam Philippi
Congratulations: Miriam got her hat (from left to right: Dr. Katharina Kitzinger, Miriam Philippi, Dr. Wiebke Mohr, Prof. Dr. Marcel Kuypers) © MPIMM

Miriam Philippi 

Department: Biogeochemistry

Exam Date: Wednesday, October 13, 2021

Topic of the dissertation:

"Moving beyond cyanobacteria: Biogeochemical role of elusive marine N2-fixers"

Defense Marit van Erk
Congratulations: Marit got her hat! (from left to right: Dr. Dirk de Beer, Marit van Erk) © MPIMM

Marit van Erk

Department: Microsensor Group

Exam Date: Tuesday, September 14, 2021

Topic of the dissertation:

"Microbial activity in energy-rich and redox-variable ecosystems"

Defense Anneke Heins
Congratulations: Anneke got her hat!! (from left to right: Prof. Dr. Thomas Schweder, Prof. Dr. Uwe Bornscheuer, Anneke Heins, Prof. Dr. Jens Harder, Prof. Dr. Rudolf Amann © Saskia Kalenborn)

Anneke Heins

Department: Molecular Ecology

Exam Date: Monday, August 30, 2021

Topic of the dissertation:

"Identification and isolation of heterotrophic marine particle-associated bacteria" 

Dolma Michellod
Congratulations: Dolma got her hat! (from left to right: Dr. Elizabeth Hambleton, Prof. Dr. Nicole Dubilier, Prof. Dr. Marcel Kuypers, Dolma Michellod, Dr. Manuel Liebeke) © Max Franke

Dolma Michellod

Department: Symbiosis 

Exam Date: Thursday, July 29, 2021

Topic of the dissertation:

"Investigating the lipid profile of animal-microbe symbioses"

 

Defense_Chiara_Vanni
Congratulations! Chiara Vanni got her hat. (© David Benito)

Chiara Vanni

 

Exam Date: Wednesday, July 21, 2021

Topic of the dissertation:

"A computational framework to study microbial genes of unknown function"

Congratulations: Sina Schorn got her hat. (© S. Schorn)
Congratulations: Sina Schorn got her hat. (© S. Schorn)

Sina Schorn

Research Group: Greenhouse Gases

Exam Date: Monday, July 12, 2021

Topic of the dissertation:

"Microbial methane metabolism in freshwater and marine environments"

 

Recently defended: Merle Ücker. ©Tina Enders
Congratulations: Merle Ücker got her hat. (© T. Enders)

Merle Ücker

Department: Symbiosis

Exam Date: Wednesday, April 21, 2021

Topic of the dissertation:

"Metagenomic analyses of a deep-sea mussel symbiosis"

 

Recently defended: Målin Tietjen. ©Tina Enders
Congratulations: Målin Tietjen got her hat! (© T. Enders)

Målin Tietjen

Department: Symbiosis

Exam Date: Thursday, January 28, 2021

Topic of dissertation:

"Physiology and ecology of deep-sea Bathymodiolus symbioses"

Recently defended: Mi­guel Ángel Gon­zá­lez Por­ras
Congratulations: Miguel got his hat! (© N. Leisch)

Mi­guel Ángel Gon­zá­lez Por­ras

Department: Symbiosis 

Exam Date: Tuesday, November 24, 2020

Topic of dissertation:

"Molecular biology of the bacterial intranuclear parasite Ca. Endonucleobacter"

Recently defended: Nadine Gerlach
Congratulations: Julia got her hat! (© K. Kitzinger)

Julia Dürschlag

Department: Biogeochemistry

Exam Date: Friday, November 20, 2020

Topic of dissertation:

"Highly adapted microbial communities drive dinitrogen fixation and export production in the South Pacific Gyre"

Recently defended: Nadine Gerlach
Congratulations: Nadine got her hat! (from left to right: Jan-Hendrik Hehemann, Dennis Jakob, Nadine Gerlach, Prof. Dr. Michal Kucera (Marum), Bernhard Fuchs (© Jaagni Parnami))

Nadine Gerlach 

Research Group: HGF MPG Research Group for Deep-Sea Ecology and Technology

Exam Date: Thursday, October 8, 2020

Topic of dissertation:

"Macroalgal polysaccharides  - a bittersweet feast for marine bacteria"

Recently defended: Nina Bartlau (née Heinzmann)
Congratulations: Nina got her hat! (from left to right: Andreas Dotzauer (University of Bremen), Georg Krohne (Biocenter of the university of Würzburg), Anneke Heins, Rudolf Amann, Cedric Hahn, Nina Bartlau, Antje Wichels (AWI - BA Helgoland), Bernhard Fuchs, Lisa Bauer und Cristina Moraru (University Oldenburg) (© Greta Giljan))

Nina Bartlau, née Heinzmann

Department: Molecular Ecology

Exam Date: Monday, October 5, 2020

Topic of dissertation: 

"Diversity and function of phages modulating North Sea bacteria"

Recently defended: Thomas Ben Francis
Congratulations: Ben Francis got his hat! (from left to right: Prof. Dr. Katharina Riedel (Uni Greifswald), Dr. Ben Francis (MPI), Prof. Dr. Thomas Schweder (Uni Greifswald), Prof. Dr. Rudi Amann (MPI), (© Anneke Heins))

Thomas Ben Francis

Department: Molecular Ecology 

Exam Date: Thursday, September 3, 2020 (at University of Greifswald)

Topic of dissertation: 

"Proteogenomics of Marine Polysaccharide Utilisation"

Recently defended: Greta Giljan
Congratulations: Greta Giljan got her hat! (from left to right: Bernhard Fuchs, Carol Arnosti, Dennis Jakob, Greta Giljan, Michael Friedrich, Andreas Dotzauer, NIna Bartlau (© Dennis Jakob))

Greta Giljan 

Department: Molecular Ecology

Exam Date: Monday, July 13, 2020

Topic of dissertation: 

"Flow sorting of marine bacteria for targeted metabolic studies"

Recently defended: Benedikt Geier
Recently defended: Benedikt Geier (© Max Planck Institut for Marine Microbiologie)

Benedikt Geier 

Department: Symbiosis

Exam Date: Wednesday, April 15, 2020

Topic of dissertation: 

"Correlative mass-spectrometry imaging of animal-microbe symbiosis"

Recently defended: Nadine Lehnen & Alexander Khachikyan
Recently defended: Nadine Lehnen & Alexander Khachikyan (© Max Planck Institut for Marine Microbiologie, Sina Schorn)

Nadine Lehnen &
Alexander Khachikyan

Department: Biogeochemistry 

Exam Date: Friday, March 13, 2020

Topic of dissertation of Nadine Lehnen:

"Symbiotic N2 fixation in the Mediterranean seagrass Posidonia oceanica"

Topic of dissertation of Alexander Khachikyan:

"Physical and chemical properties of single microbial cells"

Andreas Sichert
Andreas Sichert (© Max Planck Institut for Marine Microbiologie, A. Esken)

Andreas Sichert

 

Exam Date: Friday, January 31, 2020

Topic of dissertation:

"Degradation of recalcitrant algal polysaccharides by marine microbes"

PdD thesis defense of Katharina Kitzinger
PdD thesis defense of Katharina Kitzinger (© Katharina Kitzinger)

Katharina Kitzinger

Department: Biogeochemistry

Exam Date: Tuesday, August 27, 2019

Topic of dissertation:

"In situ growth and organic nitrogen utilization by the main nitrifiers in the ocean"

PhD thesis defense of Philipp Hach
PhD thesis defense of Philipp Hach (© Philipp Hach)

Philipp Hach

 

Exam Date: Thursday, 1st of August 2019

Topic of dissertation: 

"Fast non-redfieldian dissolved organic matter turnover matters"

PhD thesis defense of Agata Mystkowska
PhD thesis defense of Agata Mystkowska (© Agata Mystkowska)

Agata Mystkowska

 

Exam Date: Friday, July 5, 2019

Topic of dissertation: 

"Carbohydrate-binding proteins from marine bacteria"

PhD theses defense Anissa Grieb
PhD thesis defense of Anissa Grieb in the Big Lecture Hall of the Max Planck Institut of Marine Microbiology (© Anissa Grieb)

Anissa Grieb

Research Group: Flow Cyto­metry

Exam Date: Friday, June 26, 2019

Topic of Dissertation: 

"Study of diversity and function of the marine key group Vis6 with cultivation-independent methods"

PhD theses defense of Rebecca Ansorge
PhD thesis defense of Rebecca Ansorge in the Big Lecture Hall of the Max Planck Institut of Marine Microbiology (© Stefano Romano)

Rebecca Ansorge

Department: Symbiosis

Exam: Tuesday, March 26, 2019

Topic of dissertation:

"Strain diversity and evolution in endosymbionts of Bathymodiolus mussels" 

PhD thesis defense of Jennifer Bachmann
PhD thesis defense of Jennifer Bachmann in the Big Lecture Hall of the Max Planck Institut of Marine Microbiology (© R. Ansorge, Max-Planck-Institut für Marine Mikrobiologie)

Jennifer Bachmann

 

Exam Date: Thursday, March 7, 2019

Topic of dissertation: 

"Particles in the spotlight: A measure of aquaculture impact"

PhD theses defense of Karen Krüger
PhD thesis defense of Karen Krüger in the Big Lecture Hall of the Max Planck Institut of Marine Microbiology (© J. Palovaara)

Karen Krüger

Department: Molecular Ecology

Exam Date: Wednesday, March 6, 2019

Topic of dissertation:

"Polysaccharide utilization loci and associated genes in marine Bacteroidetes- compositional diversity and ecological relevance" 

Back to Top