Christian Leitner

Presentations

• Year: 2014 -  Cross-species comparison of recombinant protein secretion in CHO cells and Pichia pastoris (Talk)

  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

  Event: ECB16 2014

  Period: 13.07.2014 - 16.07.2014  | Location: Dublin, Ireland | Location: Edinburgh, Scotland, UK

• Year: 2014 -  Cross-species comparison of recombinant protein secretion in CHO cells and Pichia pastoris (Poster)

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

  Event: CHOgenome Workshop 2014

  Period: 13.03.2014 - 14.03.2014  | Location: Vienna, Austria

• Year: 2013 -  Cross-species comparison of recombinant protein secretion in CHO cells and Pichia pastoris (Poster)

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

  Event: 7th Conference on Recombinant Protein Production RPP7 2013

  Period: 06.03.2013 - 08.03.2013  | Location: Laupheim, Germany

• Year: 2013 -  Transcriptome study of high and low producing recombinant Chinese hamster ovary cell lines (Poster)

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

  Event: 7th Conference on Recombinant Protein Production RPP7 2013

  Period: 06.03.2013 - 08.03.2013  | Location: Laupheim, Germany

• Year: 2011 -  Comparison of CHO host cell lines CHO-DUKX-B11 and CHO-DG44 (Poster)

  Autoren: Urszula Puc Christian Leitner Renate Kunert

  Event: 3rd ÖGMBT Annual Meeting 2011

  Period: 28.09.2011 - 30.09.2011  | Location: Salzburg, Austria

• Year: 2010 -  Cloning, Expression and Characterisation of a new Galactose Oxidase from Fusarium oxysporum (Talk)

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

  Event: OxyZymes & 9th International Meeting on Peroxidases 2010

  Period: 14.06.2010 - 16.06.2010  | Location: Leipzig, Germany

• Year: 2009 -  Charcterisation of different pyranose oxidases (Poster)

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

  Event: Carbohydrate Bioengineering Meeting 2009

  Period: 10.05.2009 - 13.05.2009  | Location: Ischia, Italy

• Year: 2009 -  A thermostable variant of pyranose 2-oxidase - an attractive biocatalytic tool for food industry (Poster)

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

  Event: 8th International Conference on Protein Stabilisation ProStab 2009

  Period: 14.04.2009 - 17.04.2009  | Location: Graz, Austria

• Year: 2009 -  Galactose oxidase: screening, expression and purification of a C6 oxidizing enzyme (Talk)

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

  Event: 13. Österreichischer Kohlenhydratworkshop 2009

  Period: 19.02.2009  | Location: Graz, Austria

• Year: 2008 -  Sweet Biocatalysis – biokatalytische Verfahren für funktionelle Oligosaccharide (Talk)

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

  Event: Hydrokolloide VI 2008

  Period: 02.04.2008 - 03.04.2008  | Location: Cologne, Germany

• Year: 2008 -  Improving the Activity of Pyranose 2-oxidase via Site Directed Mutagenesis of the Active Site Loop (Poster)

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

  Event: Protein Design and Evolution for Biocatalysis 2008

  Period: 20.10.2008 - 25.10.2008  | Location: Sant Feliu de Guixols, Spain

• Year: 2008 -  Modification of pyranose 2-oxidase from Trametes multicolor in terms of substrate specificity (Talk)

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

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

  Period: 15.10.2008 - 17.10.2008  | Location: Istanbul, Turkey

• Year: 2008 -  Genetic engineering of the carbohydrate oxidase pyranose 2-oxidase from Trametes multicolor (Talk)

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

  Event: 12. Österreichischer Kohlenhydrat-Workshop 2008

  Period: 21.02.2008  | Location: Vienna, Austria

• Year: 2008 -  Improving pyranose 2-oxidase from Trametes multicolor for biocatalytic applications by genetic engineering (Poster)

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

  Event: Protein Design and Evolution for Biocatalysis 2008

  Period: 20.10.2008 - 25.10.2008  | Location: Sant Feliu de Guixols, Spain

• Year: 2008 -  Reparation of Lactose free Galactose-oligosaccharides (Talk)

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

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

  Period: 04.11.2008 - 09.11.2008  | Location: Ljubljana, Slovenia

• Year: 2008 -  Modification of Pyranose 2-Oxidase from Trametes multicolor in terms of substrate specificity (Talk)

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

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

  Period: 15.10.2008 - 17.10.2008  | Location: Istanbul, Turkey

• Year: 2008 -  Improvement of temperature stability and modification of substrate specificity of pyranose 2-oxidases from Trametes multicolor (Poster)

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

  Event: 16th International Symposium on Flavins and Flavoproteins 2008

  Period: 08.06.2008 - 13.06.2008  | Location: Jaca, Spain

• Year: 2008 -  Preparation of lactose free galacto-oligosaccharides (Talk)

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

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

  Period: 04.11.2008 - 09.11.2008  | Location: Ljubljana, Slovenia

• Year: 2007 -  Biocatalytic production of lactobionic acid from lactose using fungal oxidoreductases (Talk)

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

  Event: IDF International Symposium 2007 - Lactose and Its Derivatives

  Period: 14.05.2007 - 16.05.2007  | Location: Moscow, Russian Federation

• Year: 2007 -  Improvement of the temperature stability of pyranose oxidase from Trametes multicolor (Poster)

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

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

  Period: 26.09.2007 - 28.09.2007  | Location: Vienna, Austria

• Year: 2007 -  Improvement of the temperature stability of Pyranose 2-oxidase through site directed mutagenesis (Talk)

  Autoren: Christian Leitner

  Event: International Conference on Enzyme Technology Relatenz 2007

  Period: 20.06.2007 - 23.06.2007  | Location: Varadero, Cuba

• Year: 2007 -  Cloning of Pyranose 2-oxidase from Trametes multicolor in E. coli (Talk)

  Autoren: Christian Leitner

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

  Period: 01.01.2007  | Location: Bangkok, Thailand

• Year: 2007 -  Rational protein design: mutations of Thr169 affect substrate specificity of T. multicolor pyranose oxidase (Poster)

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

  Event: Carbohydrate Bioengineering Meeting 2007

  Period: 22.04.2007 - 25.04.2007  | Location: Braunschweig, Germany

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

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

  Event: 13th European Congress on Biotechnology 2007

  Period: 16.09.2007 - 19.09.2007  | Location: Barcelona, Spain

• Year: 2007 -  Properties of pyranose dehydrogenase purified from Agaricus xanthoderma (Poster)

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

  Event: 13th European Congress on Biotechnology 2007

  Period: 16.09.2007 - 19.09.2007  | Location: Barcelona, Spain

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

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

  Event: 2007 Annual Chemistry Department Symposium on Graduate Research

  Period: 15.09.2007  | Location: Vancouver, BC, Canada

• Year: 2007 -  Heterologous expression and characterization of two new pyranose 2-oxidases from Trametes sp. (Poster)

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

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

  Period: 26.09.2007 - 28.09.2007  | Location: Vienna, Austria

• Year: 2006 -  Preparation of high-value compounds from xylan: synthesis and derivatization of xylooligomers (Talk)

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

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

  Period: 27.08.2006 - 30.08.2006  | Location: Vienna, Austria

• Year: 2006 -  Continuous oxido-reductive isomerization of aldoses: Reaction engineering and process development (Talk)

  Autoren: Leitner C. Haltrich D.

  Event: Multistep Enzyme Catalysed Processes, 2006

  Period: 18.04.2006 - 21.04.2006  | Location: Graz, Austria

• Year: 2006 -  Different strategies for the recombinant production of the tetrameric enzyme pyranose oxidase (Poster)

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

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

  Period: 24.06.2006 - 28.06.2006  | Location: Prague, Czech Republic

• Year: 2006 -  Pyranose oxidase — structure, improvement and application for the production of the prebiotic sugar tagatose (Poster)

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

  Event: 10th Symposium on Genetics of Industrial Microorganisms

  Period: 24.06.2006 - 28.06.2006  | Location: Prague, Czech Republic

• Year: 2006 -  Continuous oxido-reductive isomerization of aldoses: Reaction engineering and process development (Poster)

  Autoren: Leitner C. Haltrich D.

  Event: Multistep Enzyme Catalysed Processes, 2006

  Period: 18.04.2006 - 21.04.2006  | Location: Graz, Austria

• Year: 2006 -  A multi-step oxidoreductase-catalysed process for L-ascorbic acid production (Talk)

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

  Event: Multistep Enzyme Catalysed Processes, 2006

  Period: 18.04.2006 - 21.04.2006  | Location: Graz, Austria

• Year: 2006 -  Improvement of the temperature stability of pyranose oxidase from Trametes multicolor (Poster)

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

  Event: Protein Design and Evolution for Biocatalysis 2006

  Period: 30.08.2006 - 01.09.2006  | Location: Greifswald, Germany

• Year: 2006 -  Convenient oxido-reductive isomerization of aldoses for the production of prebiotic food ingredients (Poster)

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

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

  Period: 24.09.2006 - 26.09.2006  | Location: Wageningen, Netherlands

• Year: 2006 -  Convenient oxido-reductive isomerization of aldoses for the production of prebiotic food ingredients (Talk)

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

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

  Period: 24.09.2006 - 26.09.2006  | Location: Wageningen, Netherlands

• Year: 2006 -  Different strategies for the recombinant production of the tetrameric enzyme pyranose oxidase (Talk)

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

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

  Period: 24.06.2006 - 28.06.2006  | Location: Prague, Czech Republic

• Year: 2006 -  Pyranose Oxidase — Structure, Molecular Modifications and Applicatin in Food Biotechnology (Talk)

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

  Event: Cost Action 928 Joint Workgroup Meeting

  Period: 30.06.2006 - 01.07.2006  | Location: Reykjavik, Iceland

• Year: 2005 -  Pyranose oxidase from Trametes multicolor - application in biocatalysis. (Talk)

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

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

  Period: 21.08.2005 - 24.08.2005  | Location: Copenhagen, Denmark

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

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

  Event: Instituto di Chimica del Riconoscimento Molecolare (ICRM)

  Period: 12.12.2005  | Location: Milan, Italy

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

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

  Event: 18th Enzyme Engineering Conference 2005

  Period: 09.10.2005 - 14.10.2005  | Location: Gyeongju, South Korea

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

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

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

  Period: 04.06.2004  | Location: Vienna, Austria

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

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

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

  Period: 17.04.2004 - 20.04.2004  | Location: Copenhagen, Denmark

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

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

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

  Period: 17.04.2004 - 20.04.2004  | Location: Copenhagen, Denmark

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

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

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

  Period: 25.11.2004 - 26.11.2004  | Location: Graz, Austria

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

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

  Event: 2nd European meeting

  Period: 03.06.2015 - 05.06.2015  | Location: Naples, Italy

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

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

  Event: Presented at 5. Igler MS-Tage

  Period: 19.02.2003 - 21.02.2003  | Location: Igls, Austria

• Year: 2003 -  Novel enzymatic processes for the pruduction of the prebiotic Ketose D-tagatose. (Talk)

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

  Event: 8 th Asean Food Conference

  Period: 08.10.2003 - 11.10.2003  | Location: Hanoi, Vietnam

• Year: 2003 -  Pyranose dehydrogenase, a novel quinone-dependent sugar oxidoreductase of lignocellulose-degrading litter fungi. (Talk)

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

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

  Period: 23.03.2003 - 27.03.2003  | Location: New Orleans, LA, USA

• Year: 2003 -  Shortcuts to mushrooms: NMR and MS analyses of fungal pyranose oxidase (Talk)

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

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

  Period: 13.03.2003 - 15.03.2003  | Location: Novi Hrady, Czech Republic

• Year: 2002 -  Cellobiose dehydrogenase from Sclerotium rolfsii, purification and characterisation of an extracellular flavocytochrome. (Talk)

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

  Event: 14th International Symposium on Flavins and Flavoproteins 2002

  Period: 14.07.2002 - 18.07.2002  | Location: Cambridge, UK

• Year: 2002 -  Characterization of covalent flavinylation site in pyranose 2-oxidase. (Talk)

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

  Event: 20th Informal Meeting on Mass Spectrometry 2002

  Period: 12.03.2002 - 16.03.2002  | Location: Fiera di Primiero, Italy

• Year: 2000 -  Purification and characterization of pyranose oxidase from Trametes multicolor. (Talk)

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

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

  Period: 03.10.2000 - 05.10.2000  | Location: Nitra, Slovak Republic

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

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

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

  Period: 04.02.1999 - 05.02.1999  | Location: Igls, Austria

• Year: 1996 -  Novel pyranose 2-oxidase from basidiomycetes: Screening and characterization of the enzyme from Trametes multicolor. (Talk)

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

  Event: Poster presented at the 8th International IUMS Congress

  Period: 18.08.1996 - 23.08.1996  | Location: Jerusalem, Israel