Browsing Fakultät für Chemie (inkl. GAUSS) by Advisor "Zeeck, Axel Prof. Dr."
Now showing items 1-13 of 13
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Allene, Dihydronaphthalenon-Derivate und andere Sekundärmetabolite aus Pilzen mariner Habitate sowie Beiträge zu deren Biosynthese
(2004-12-15)The aim of this thesis was the isolation and structure elucidation of novel natural products from marine fungi as well as studies of their biosynthesis.Twelve fungal strains from marine ... -
Beiträge zur Biosynthese der antiparasitären Naturstoffe Hormaomycin und Borrelidin sowie Strukturaufklärung von Sekundärmetaboliten aus Actinomyceten
(2006-11-29)The core of the present thesis deals with studies of the natural products hormaomycin and borrelidin. Furthermore the isolation and structure elucidation of secondary metabolites from ... -
Beiträge zur Biosynthese von Strobilurin A und Oudemansin A sowie Gewinnung neuer halogenierter Strobilurine durch vorläufer-dirigierte Biosynthese
(2005-09-26)The integral part of this thesis are studies of the biosynthesis of the antifungal strobilurin A as well as experiments to modify the metabolite by precurser directed biosynthesis.Earlier ... -
Chemisches Screening von ausgewählten Actinomyceten sowie Strukturaufklärung von Sekundärmetaboliten aus Micromonospora sp. und Pflanzen
(2004-04-27)The core of this thesis is the study of microorganisms and plants of different sources with regard to their production of secondary metabolites.The first part deals with 35 actinomycete ... -
Investigation of Secondary Metabolites of North Sea Bacteria: Fermentation, Isolation, Structure Elucidation and Bioactivity
(2003-06-24)In this work 39 bacterial strains from the North Sea were submitted to the chemical and biological screening and due to the results four strains were examined thoroughly for interesting ... -
Isolierung und Strukturaufklärung neuer Naturstoffe aus Bakterien und endophytischen Pilzen durch chemisches Screening
(2005-09-26)The present work deals with the isolation and structure elucidation of new secondary metabolites from bacteria and endophytic fungi, found by chemical screening. The antimicrobial and ... -
Isolierung, Strukturaufklärung und Biosynthese von Sekundärmetaboliten endophytischer Pilze aus Algen und Pflanzen mariner Habitate
(2005-10-18)The core of the present thesis is the study of endophytic fungi with regard to their production of secondary metabolites. Altogether 56 fungal strains were both chemically and biologically ... -
Metabolite aus marinen und terrestrischen Bakterien und Pilzen sowie Untersuchungen von Invertebraten der Tiefsee
(2003-07-25)In this work 24 bacterial and eight fungi strains were submitted to the chemical screening for their ability to produce secondary metabolites. 17 of the bacterial and all fungi strains were ... -
Metagenom-Technologie zur Wirkstoffsuche sowie Untersuchungen der Iromycine aus Streptomyces sp.
(2008-01-24)The present thesis deals with the screening for bioactive natural products and detailed studies of the group of iromycin polyketides to address the questions of biosynthesis, biological ... -
Sekundärstoffe aus endophytischen Pilzen mariner Habitate und Abbaureaktionen an Simocyclinon D8
(2008-01-09)This thesis deals with the isolation, characterization und chemical derivatization of natural products. Most of the described metabolites show a high potential biological activity which is ... -
Strukturaufklärung der Phenalinolactone und Beiträge zur Biosynthese der Hexacyclinsäure
(2004-04-27)This work concentrated on biosynthetic studies as well as the isolation and structure elucidation of natural substances of streptomycetes. In line with a cooperation with the workgroup of ... -
Studien zur Ansamitocin-Biosynthese sowie Sekundärstoffproduktion durch mikrobielle Interaktion
(2009-06-23)This thesis is structured in four separate sections. The main part is about biosynthetic investigations of Ansamitocin, a high-potent antitumor agent belonging to the family of the maytansins. ... -
Zur Biosynthese des Borrelidins sowie Isolierung und Strukturaufklärung von Sekundärmetaboliten aus marinen und terrestrischen Mikroorganismen
(2007-11-06)The relevance of natural products in pharmacological research is now after a long period again gaining more and more attention. Different aspects of natural product research are covered by ...