Bioreactor Janssand [Elektronische Ressource] : fermentation processes in tidal-flat sediments of the German North Sea / Jutta Graue. Betreuer: Heribert Cypionka

Bioreactor Janssand Fermentation processes in tidal-flat sediments of the German North Sea Von der Fakultät für Mathematik und Naturwissenschaften der Carl von Ossietzky Universität Oldenburg zur Erlangung des Grades und Titels eines Doktors der Naturwissenschaften – Dr. rer. nat. – angenommene Dissertation von Jutta Graue geboren am 30.04.1981 in Friesoythe Gutachter: Prof. Dr. Heribert Cypionka Zweitgutachter: Prof. Dr. Meinhard Simon Tag der Disputation: 28. September 2011 Table of contents Table of contents Zusammenfassung iiSummary ivList of publications viAbbreviations viii1 Introduction 11.1 High microbial activity in tidal-flat sediments 21.2 Bioreactor Janssand 21.3 Successive utilization of organic matter 31.4 Vertical distribution of electron acceptors 41.5 Experimental approach 41.6 Intact polar lipids (IPLs) as biomarker for living cells 61.7 Thesis outline 62 Publications 82.1 A laboratory experiment of intact polar lipid degradation in sandy sediments 92.2 Identifying fermenting microorganisms in anoxic tidal-flat sediments by a…..combination of microcalorimetry and ribosome-based stable-isotope probing 382.3 Degradation of cyanobacterial biomass in tidal-flat sediments:…..A combined study of metabolic processes and community changes 573 Discussion 783.1 Method development 793.