Christian Leitner

Vorträge

• Jahr: 2014 -  Cross-species comparison of recombinant protein secretion in CHO cells and Pichia pastoris

  Autoren: Landes, Nils; Maccani, Andreas; Leitner, Christian; Maurer, Michael; Graf, Alexandra; Valli, Minoska; Gruber, Clemens; Modarres, Gerda; Altmann, Friedrich; Gasser, Brigitte; Ernst, Wolfgang; Kunert, Renate; Mattanovich, Diethard

  Veranstaltung: ECB16 2014

• Jahr: 2014 -  Cross-species comparison of recombinant protein secretion in CHO cells and Pichia pastoris

  Autoren: Landes, Nils; Maccani, Andreas; Leitner, Christian; Maurer, Michael; Gasser, Brigitte; Ernst, Wolfgang; Kunert, Renate; Mattanovich, Diethard

  Veranstaltung: CHOgenome Workshop 2014

• Jahr: 2013 -  Cross-species comparison of recombinant protein secretion in CHO cells and Pichia pastoris

  Autoren: Landes, N; Maccani, A; Leitner, C; Maurer, M; Gasser, B; Ernst, W; Kunert, R; Mattanovich, D.

  Veranstaltung: 7th Conference on Recombinant Protein Production RPP7 2013

• Jahr: 2013 -  Transcriptome study of high and low producing recombinant Chinese hamster ovary cell lines

  Autoren: Maccani, A., Tatto, N., Graf, A., Leitner, C., Mattanovich, D., Kunert, R., Ernst, W.

  Veranstaltung: 7th Conference on Recombinant Protein Production RPP7 2013

• Jahr: 2011 -  Comparison of CHO host cell lines CHO-DUKX-B11 and CHO-DG44

  Autoren: Urszula Puc Christian Leitner Renate Kunert

  Veranstaltung: 3rd ÖGMBT Annual Meeting 2011

• Jahr: 2010 -  Cloning, Expression and Characterisation of a new Galactose Oxidase from Fusarium oxysporum

  Autoren: Paukner, R; Wührer, P; Durigon, E; Leitner, C

  Veranstaltung: OxyZymes & 9th International Meeting on Peroxidases 2010

• Jahr: 2009 -  Charcterisation of different pyranose oxidases

  Autoren: Vasiljevic, V., Paukner, R., Pisanelli, I., Leitner, C., Spadiut, O., Tan, T.-C., Divne, C., Haltrich, D.

  Veranstaltung: Carbohydrate Bioengineering Meeting 2009

• Jahr: 2009 -  A thermostable variant of pyranose 2-oxidase - an attractive biocatalytic tool for food industry

  Autoren: Spadiut, O., Leitner, C., Peterbauer, C. K., Tan T.-C., Divne, C., Varga, B., Vertessy, B., Haltrich, D.

  Veranstaltung: 8th International Conference on Protein Stabilisation ProStab 2009

• Jahr: 2009 -  Galactose oxidase: screening, expression and purification of a C6 oxidizing enzyme

  Autoren: Paukner, R., Wührer, P., Durigon, E., Haltrich, D., Leitner, C.

  Veranstaltung: 13. Österreichischer Kohlenhydratworkshop 2009

• Jahr: 2008 -  Sweet Biocatalysis – biokatalytische Verfahren für funktionelle Oligosaccharide

  Autoren: Haltrich, D. Leitner, C., Kneifel, W.

  Veranstaltung: Hydrokolloide VI 2008

• Jahr: 2008 -  Improving the Activity of Pyranose 2-oxidase via Site Directed Mutagenesis of the Active Site Loop

  Autoren: Brugger, D. Spadiut, O. Divne, C. Leitner, C.

  Veranstaltung: Protein Design and Evolution for Biocatalysis 2008

• Jahr: 2008 -  Modification of pyranose 2-oxidase from Trametes multicolor in terms of substrate specificity

  Autoren: Salaheddin, C., Spadiut, O., Leitner, C., Peterbauer, C. K., Divne, C., Haltrich, D.

  Veranstaltung: 2nd annual workshop of COST Action 928 Food Bioprocessing 2008 - Control and exploitation of enzymes for added-value products

• Jahr: 2008 -  Genetic engineering of the carbohydrate oxidase pyranose 2-oxidase from Trametes multicolor

  Autoren: Spadiut, O., Leitner C., and Haltrich, D.

  Veranstaltung: 12. Österreichischer Kohlenhydrat-Workshop 2008

• Jahr: 2008 -  Improving pyranose 2-oxidase from Trametes multicolor for biocatalytic applications by genetic engineering

  Autoren: Spadiut, O., Divne, C., Haltrich, D.

  Veranstaltung: Protein Design and Evolution for Biocatalysis 2008

• Jahr: 2008 -  Reparation of Lactose free Galactose-oligosaccharides

  Autoren: Gugler, J. Maischberger, T. Zehetner, R. Leitner, C Rastall, RA. Haltrich, D.

  Veranstaltung: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Jahr: 2008 -  Modification of Pyranose 2-Oxidase from Trametes multicolor in terms of substrate specificity

  Autoren: C. Salaheddin, O. Spadiut, C. Leitner, C. K. Peterbauer, C. Divne & D. Haltrich

  Veranstaltung: 2nd annual workshop of COST Action 928 Food Bioprocessing 2008 - Control and exploitation of enzymes for added-value products

• Jahr: 2008 -  Improvement of temperature stability and modification of substrate specificity of pyranose 2-oxidases from Trametes multicolor

  Autoren: Salaheddin, C., Spadiut, O., Leitner, C., Peterbauer, C.L., Divne, C., Haltrich, D.

  Veranstaltung: 16th International Symposium on Flavins and Flavoproteins 2008

• Jahr: 2008 -  Preparation of lactose free galacto-oligosaccharides

  Autoren: Gugler, J. Maischberger, T. Zehetner, R. Leitner, C. Rastall, RA. Haltrich, D

  Veranstaltung: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Jahr: 2007 -  Biocatalytic production of lactobionic acid from lactose using fungal oxidoreductases

  Autoren: Peterbauer, C., Ludwig, R., Leitner, C., Zamocky, M., Kulbe, K.D., and Haltrich, D.

  Veranstaltung: IDF International Symposium 2007 - Lactose and Its Derivatives

• Jahr: 2007 -  Improvement of the temperature stability of pyranose oxidase from Trametes multicolor

  Autoren: Clara Salaheddin-Nassr, Oliver Spadiut, Christina Divne, Dietmar Haltrich, Christian Leitner

  Veranstaltung: 1st Annual workshop Enzymes - Tools for tailored food processing 2007

• Jahr: 2007 -  Improvement of the temperature stability of Pyranose 2-oxidase through site directed mutagenesis

  Autoren: Christian Leitner

  Veranstaltung: International Conference on Enzyme Technology Relatenz 2007

• Jahr: 2007 -  Cloning of Pyranose 2-oxidase from Trametes multicolor in E. coli

  Autoren: Christian Leitner

  Veranstaltung: Dept. of Biochemistry, Faculty of Science, Mahidol University

• Jahr: 2007 -  Rational protein design: mutations of Thr169 affect substrate specificity of T. multicolor pyranose oxidase

  Autoren: Spadiut, O., Leitner, C., Haltrich, D., and Divne, C.

  Veranstaltung: Carbohydrate Bioengineering Meeting 2007

• Jahr: 2007 -  Impact of new microbial enzymes and improved biocatalytic design on the biotechnological production of carbohydrate-based food ingredients

  Autoren: Klaus Dieter Kulbe, Barbara Splechtna, Thu-Ha Nguyen, Christian Leitner, Roland Ludwig, Clemens Peterbauer and Dietmar Haltrich

  Veranstaltung: 13th European Congress on Biotechnology 2007

• Jahr: 2007 -  Properties of pyranose dehydrogenase purified from Agaricus xanthoderma

  Autoren: Magdalena Kujawa, Jindrich Volc, Petr Halada, Petr Sedmera, Christina Divne, Christoph Sygmund, Christian Leitner, Clemens Peterbauer and Dietmar Haltrich

  Veranstaltung: 13th European Congress on Biotechnology 2007

• Jahr: 2007 -  Improving thermostability and catalytic activity of pyranose 2-oxidase from Trametes multicolor by semi-rational and rational protein design

  Autoren: Spadiut, O. Leitner, C. Haltrich, D. Divne, C.

  Veranstaltung: 2007 Annual Chemistry Department Symposium on Graduate Research

• Jahr: 2007 -  Heterologous expression and characterization of two new pyranose 2-oxidases from Trametes sp.

  Autoren: Regina Paukner, Vanja Vasiljevic, Ines Pisanelli, Dietmar Haltrich and Christian Leitner

  Veranstaltung: 1st Annual workshop Enzymes - Tools for tailored food processing 2007

• Jahr: 2006 -  Preparation of high-value compounds from xylan: synthesis and derivatization of xylooligomers

  Autoren: Abad-Romero, B., Leitner, C., Rosenau, T., Potthast, A., Kosma, P., Haltrich, D., Sixta, H.

  Veranstaltung: 9th European Workshop on Lignocellulosics and Pulp EWLP 2006

• Jahr: 2006 -  Continuous oxido-reductive isomerization of aldoses: Reaction engineering and process development

  Autoren: Leitner C. Haltrich D.

  Veranstaltung: Multistep Enzyme Catalysed Processes, 2006

• Jahr: 2006 -  Different strategies for the recombinant production of the tetrameric enzyme pyranose oxidase

  Autoren: Christian Leitner Stefan Ertl Jindrich Volc Dietmar Haltrich Roland Ludwig

  Veranstaltung: Institute of Microbiology ASCR, 10th International Symposium on the Genetics of Industrial Microorganisms

• Jahr: 2006 -  Pyranose oxidase — structure, improvement and application for the production of the prebiotic sugar tagatose

  Autoren: Haltrich, D., Leitner, C., Ludwig, R., Peterbauer, C., Hallberg, M., Divne, C., Halada, P., Volc, J.

  Veranstaltung: 10th Symposium on Genetics of Industrial Microorganisms

• Jahr: 2006 -  Continuous oxido-reductive isomerization of aldoses: Reaction engineering and process development

  Autoren: Leitner C. Haltrich D.

  Veranstaltung: Multistep Enzyme Catalysed Processes, 2006

• Jahr: 2006 -  A multi-step oxidoreductase-catalysed process for L-ascorbic acid production

  Autoren: Nasufi, L., Leitner, C., Zámocky, M., Haltrich, D., Kulbe, K.D.

  Veranstaltung: Multistep Enzyme Catalysed Processes, 2006

• Jahr: 2006 -  Improvement of the temperature stability of pyranose oxidase from Trametes multicolor

  Autoren: Clara Salaheddin-Nassr Johannes Zöchlinger Magdalena Kujawa Christina Divne Dietmar Haltrich Christian Leitner

  Veranstaltung: Protein Design and Evolution for Biocatalysis 2006

• Jahr: 2006 -  Convenient oxido-reductive isomerization of aldoses for the production of prebiotic food ingredients

  Autoren: C. Leitner K. D. Kulbe J. Volc D. Haltrich

  Veranstaltung: 3rd International Conference Biocatalysis in the Food and Drinks Industries 2006

• Jahr: 2006 -  Convenient oxido-reductive isomerization of aldoses for the production of prebiotic food ingredients

  Autoren: Leitner, C., Kulbe, K.D., Volc, J., Haltrich, D.

  Veranstaltung: 3rd International Conference Biocatalysis in the Food and Drinks Industries 2006

• Jahr: 2006 -  Different strategies for the recombinant production of the tetrameric enzyme pyranose oxidase

  Autoren: Leitner, C., Ertl, S., Volc, J., Haltrich, D., Ludwig, R.

  Veranstaltung: Institute of Microbiology ASCR, 10th International Symposium on the Genetics of Industrial Microorganisms

• Jahr: 2006 -  Pyranose Oxidase — Structure, Molecular Modifications and Applicatin in Food Biotechnology

  Autoren: Peterbauer, C., Leitner, C., Ludwig, R., Hallberg, M., Divne, C., Halada, P., Volc, J., Haltrich, D.

  Veranstaltung: Cost Action 928 Joint Workgroup Meeting

• Jahr: 2005 -  Pyranose oxidase from Trametes multicolor - application in biocatalysis.

  Autoren: M. Kujawa, C. Leitner, P. Halada, J.Volc, B.M. Hallberg, C. Divne, C.K. Peterbauer, D. Haltrich

  Veranstaltung: 12th Eur. Conference on Biotechnology (ECB12)

• Jahr: 2005 -  Regeneration of fungal oxidoreductases used for carbohydrate conversion by a laccase / redox mediator system.

  Autoren: Ludwig, R., Leitner, C., Kulbe, K. D. and Haltrich, D.

  Veranstaltung: Instituto di Chimica del Riconoscimento Molecolare (ICRM)

• Jahr: 2005 -  Sequential application of oxidoreductases with different cofactor specificty for conversion of renewable carbohydrates to food and feed ingrdients

  Autoren: Leitner, C., Kulbe, K.D., Volc, J., Ludwig, R., Haltrich, D.

  Veranstaltung: 18th Enzyme Engineering Conference 2005

• Jahr: 2004 -  Use of renewable carbohydrate sources for the enzymatic synthesis of food and feed ingredients.Abstr. 1

  Autoren: K.D. Kulbe, C. Leitner, R. Ludwig, C. Peterbauer, M. Zamocky, J. Volc and D. Haltrich

  Veranstaltung: 1. Minisymposium für Nachwachsende Rohstoffe und Erneuerbare Energien 2004

• Jahr: 2004 -  Cloning and heterologous expression of a gene encoding pyranose oxidase from the white-rot fungus Trametes multicolor. Abstr. VIII p-1

  Autoren: Leitner C., Hoang L., Halada P., Volc J., Kulbe K.D., Haltrich D., Peterbauer C.K.

  Veranstaltung: 7th European Conference on Fungal Genetics ECFG 7 2004

• Jahr: 2004 -  Cloning and heterologues expression of a gene encoding pyranose oxidase from the white-rot fungus Trametes multicolor. Abstr. VIII p-1.

  Autoren: Leitner C., Hoang L., Halada P., Volc J., Kulbe K.D., Haltrich D., Peterbauer C.K.,

  Veranstaltung: 7th European Conference on Fungal Genetics ECFG 7 2004

• Jahr: 2004 -  Pyranose oxidase from the white-rot fungus Trametes multicolor - cloning, expression, structure, biocatalysis. Abstr. P4

  Autoren: Leitner C., Halada P., Volc J., Divne C., Kulbe K.D., Haltrich D., Peterbauer C.K.

  Veranstaltung: 1st Workshop on Enzyme Technology and Biocatalysis, 2004

• Jahr: 2004 -  Cloning and heterologous expression of a gene encoding pyranose oxidase from the white-rot fungus Tramtes multicolor. p 28

  Autoren: Leitner C., Halada P., Volc J., Divne C., Kulbe K.D., Haltrich D., Peterbauer C.K.

  Veranstaltung: 2nd European meeting

• Jahr: 2003 -  Mass spectrometric and NMR contribution to characterization of fungal pyranose oxidase and its enzyme reaction products.

  Autoren: P. Halada, C. Leitner, P. Sedmera, V. Prikrylova, D. Haltrich and J. Volc

  Veranstaltung: Presented at 5. Igler MS-Tage

• Jahr: 2003 -  Novel enzymatic processes for the pruduction of the prebiotic Ketose D-tagatose.

  Autoren: D.Haltrich, B. Felber, M.Kujawa, C. Leitner and K.D. Kulbe

  Veranstaltung: 8 th Asean Food Conference

• Jahr: 2003 -  Pyranose dehydrogenase, a novel quinone-dependent sugar oxidoreductase of lignocellulose-degrading litter fungi.

  Autoren: C. Leitner, P. Halada, D. Haltrich, E. Kubatová , M. Kujawa, C. Peterbauer, P. Sedmera, J. Volc

  Veranstaltung: 225th National Spring Meeting of the American Chemical Society ACS 2003

• Jahr: 2003 -  Shortcuts to mushrooms: NMR and MS analyses of fungal pyranose oxidase

  Autoren: P. Halada, P. Sedmera, C. Leitner, K. Bezouska, D. Haltrich and J. Volc

  Veranstaltung: Presented at the 2nd Meeting of Czech and Slovak Structural Biologists

• Jahr: 2002 -  Cellobiose dehydrogenase from Sclerotium rolfsii, purification and characterisation of an extracellular flavocytochrome.

  Autoren: R. Ludwig, U. Baminger, M. Zamocky, C. Leitner, K. D. Kulbe, and D. Haltrich

  Veranstaltung: 14th International Symposium on Flavins and Flavoproteins 2002

• Jahr: 2002 -  Characterization of covalent flavinylation site in pyranose 2-oxidase.

  Autoren: P. Halada, P. Sedmera, C. Leitner, D. Haltrich, and J. Volc

  Veranstaltung: 20th Informal Meeting on Mass Spectrometry 2002

• Jahr: 2000 -  Purification and characterization of pyranose oxidase from Trametes multicolor.

  Autoren: C. Leitner, J. Volc, K. D. Kulbe and D. Haltrich

  Veranstaltung: Poster presented at the international conference „Application of Biotechnology in Agriculture and Food Production“

• Jahr: 1999 -  The use of MALDI-MS to design oligonucleotide hybridization probes for cloning cDNA encoding pyranose oxidase from Trametes multicolor.

  Autoren: P. Halada, C. Leitner, J. Volc and D. Haltrich

  Veranstaltung: Poster presented at „3. Igler MS-Tage“

• Jahr: 1996 -  Novel pyranose 2-oxidase from basidiomycetes: Screening and characterization of the enzyme from Trametes multicolor.

  Autoren: D. Haltrich, C. Leitner, B. Nidetzky and K.D. Kulbe

  Veranstaltung: Poster presented at the 8th International IUMS Congress