axsc2457

 Dr. Axel Schmidt

   Department of Biochemistry
   Conifer Defense
 Phone:+49 (0)3641 57 1331Max Planck Institute for Chemical Ecology
 Fax:+49 (0)3641 57 1302Hans-Knöll-Straße 8
  emailD-07745 Jena

 Research  Publications  Presentations  Teaching  help    to staff list 

Oral Presentations

Schmidt A. (2011). Borkenkäferbefall - Aktivierte Verteidigungsstrategien der Fichte. Talk presented at Seminarreihe "Waldforschung aktuell", Bundesforschungs- und Ausbildungszentrum für Wald, Naturgefahren und Landschaft, Institut für Genetik, Wien, AT (invited speaker)
Axel Schmidt (Jun 2011). Borkenkäfer-induzierte Verteidigungsstrategien der Fichte. Talk presented at Institute Seminar, MPI for Chemical Ecology, Jena, DE
Schmidt A. (2010). Herbivore and pathogen-induced defense strategies of conifers. Talk presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Schmidt A. (2007). Induction of secondary metabolites in plants - Regulation of terpene biosynthesis in conifers. Talk presented at Institutsseminar, Leibnitz-Institut of Vegetable and Ornamental Crops, Grossbeeren, DE (invited speaker)
Schmidt A. (2006). Molecular investigations about prenyltransferases as branch point enzymes of terpenoid biosynthesis. Talk presented at CONDEF (Conifer Defence Project) Workshop 2006, Florenz, IT
Schmidt A. (2005). Regulation of Terpene Resin Formation in Norway Spruce at a Biosynthetic Branch Point. Talk presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Schmidt A. (2005). Involvement of prenyltransferases in chemical defense of Norway spruce (Picea abies). Talk presented at CONDEF (Conifer Defence Project) Workshop 2005, Oppurg, DE
Schmidt A. (2004). Characterization of prenyltransferases from Norway spruce - branch-point enzymes in biosynthesis of terpene resin. Talk presented at 20th ISCE Meeting, International Society of Chemical Ecology and Phytochemical Society of North America, Ottawa, CA
Schmidt A. (2004). Characterization of prenyltransferases in Norway spruce - branch enzymes in terpene resin biosynthesis. Talk presented at CONDEF (Conifer Defence Project) Workshop 2004, Ås, NO
Schmidt A. (2004). Molecular regulation of (+)- carene synthase in Norway spruce (Picea abies). Talk presented at CONDEF (Conifer Defence Project) Workshop 2004, Ås, NO
Schmidt A. (2003). Involvement of Prenyltransferases in the Chemical Defence of Norway spruce (Picea abies). Talk presented at Institutsseminar FU Berlin, Freie Universität Berlin, Institut für Angewandte Zoologie, Berlin, DE
Schmidt A. (2002). Isolation of prenyltransferase genes and construction of an EST cDNA library from methyl jasmonate spreyed spruce bark. Talk presented at First German Meeting on Woody Plant Genomics, Hamburg, DE

Poster Presentations

Lackus N., Petersen N., Nagel R., Schmidt A., Irmisch S., Gershenzon J., Köllner T. (2019). Identification and characterization of trans-isopentenyl diphosphate synthases involved in herbivory-induced volatile terpene formation in Populus trichocarpa . Poster presented at TERPNET 2019 - The 14th International Meeting on Biosynthesis, Function and Synthetic Biology of Isoprenoids, Martin-Luther-Universität Halle-Wittenberg, Halle (Saale), DE
O'Donnell A., Nakamura Y., Peters R.J., Gershenzon J., Schmidt A. (2019). Recruiting Old Enzymes into New Pathways in Plant Diterpenoid Evolution. Poster presented at TERPNET 2019 - The 14th International Meeting on Biosynthesis, Function and Synthetic Biology of Isoprenoids, Martin-Luther-Universität Halle-Wittenberg, Halle (Saale), DE
Perreca E., Eberl F., Santoro M., Veit D., Wright L., Unsicker S., Schmidt A., Gershenzon J. (2019). The effect of drought and methyl jasmonate treatments on the MEP pathway in the conifer Picea glauca and its products. Poster presented at TERPNET 2019 - The 14th International Meeting on Biosynthesis, Function and Synthetic Biology of Isoprenoids, Martin-Luther-Universität Halle-Wittenberg, Halle (Saale), DE
Scognamiglio M., Feistel F., Perreca E., Paetz C., Gershenzon J., Schmidt A. (2019). Spatiotemporal regulation of diterpene resin acid biosynthesis in Norway spruce. Poster presented at TERPNET 2019 - The 14th International Meeting on Biosynthesis, Function and Synthetic Biology of Isoprenoids, Martin-Luther-Universität Halle-Wittenberg, Halle (Saale), DE
Santoro M., O'Donnell A., Gershenzon J., Schmidt A. (2019). Silencing of isoprenyl diphosphate synthases involved in formation of conifer defense compounds leads to unexpected crosstalk among the different terpene classes in transgenic Norway spruce saplings. Poster presented at TERPNET 2017, Dalian, CN
Lackus N., Kröber T., Müller A., Reichelt M., Schmidt A., Paetz C., Constabel P., Gershenzon J., Köllner T. (2019). Making green energy more pop(u)lar: Understanding the biosynthesis of highly abundant specialized metabolites in the energy crop poplar. Poster presented at Gordon Research Conference - Plant Metabolic Engineering: Metabolic Engineering in Plants: From Design Concepts to Applications, Barga, IT
Perreca E., Eberl F., Veit D., Wright L., Unsicker S., Schmidt A., Gershenzon J. (2019). Terpene emission in a combination of drought stress and Methyl Jasmonate treatment in a conifer species Picea glauca. Poster presented at 18th IMPRS Symposium, Max Planck Institute for Chemical Ecology, IMPRS, Dornburg, DE
Krause T., Santoro M., Perreca E., Gershenzon J., Schmidt A. (2018). Which function has the ratio between IDP and DMADP on the regulation of isprenoid biosynthesis? Poster presented at Institute Symposium, MPI für Chemische Ökologie, Jena, DE
Perreca E., Eberl F., Santoro M., Veit D., Wright L., Unsicker S., Schmidt A., Gershenzon J. (2018). Volatile emission in a combination of drought stress and methyl jasmonate treatment in Picea glauca. Poster presented at Institute Symposium, MPI für Chemische Ökologie, Jena, DE
Ullah C., Unsicker S., Fellenberg C., Constabel P., Tsai C.-J., Reichelt M., Schmidt A., Gershenzon J., Hammerbacher A. (2018). Poplar activates defenses against the rust fungus Melampsora larici-populina by upregulating the salicylic acid pathway leading to the accumulation of catechin and proanthocyanidins. Poster presented at Plant Biology 2018, American Society of Plant Biologists and Canadian Society of Plant Biologists, Montreal, CA
Günther J., Lackus N., Huber M., Schmidt A., Reichelt M., Gershenzon J., Köllner T. (2018). Two highly similar carboxy-lyases play a dual role in herbivore defense in Populus trichocarpa. Poster presented at 17th IMPRS Symposium, International Max Planck Research School, Dornburg, DE
Krause T., Santoro M., Perreca E., Gershenzon J., Schmidt A. (2018). How is the terpenoid biosynthesis modified by different expression levels of isopentenyl diphosphate isomerase in transgenic gray poplar (Populus canescens) and Norway spruce (Picea abies) plants? Poster presented at 17th IMPRS Symposium, International Max Planck Research School, Dornburg, DE
O'Donnell A., Fiedler B., Gershenzon J., Schmidt A. (2018). Evolution of conifer diterpene resin acids followed evolutionary patterns supported by the patchwork hypothesis. Poster presented at 17th IMPRS Symposium, International Max Planck Research School, Dornburg, DE
O'Donnell A., Berasategui A., Hilck S., Fiedler B., Santoro M., Schmidt A. (2016). Oleoresin based chemical defense in Norway spruce: New insights into the regulation of terpenoid biosynthesis and mode of action against herbivorous insects . Poster presented at SAB Meeting 2016, MPI for Chemical Ecology, Jena, DE
O'Donnell A., Hilck S., Gershenzon J., Schmidt A. (2016). Metabolic and evolutionary insight into regulation of diterpene resin acids in Norway spruce. Poster presented at 13th International Symposium for Cytochrome P450 Biodiversity and Biotechnology, Vancouver, CA
Günther J., Irmisch S., Müller A., Lackus N., Huber M., Schmidt A., Gershenzon J., Köllner T. (2016). Multiple pathways for the formation of aromatic volatiles in Populus trichocarpa. Poster presented at Plant Volatiles: Diversity of Targets, Effects and Applications of Plant Volatiles, Gordon Research Conferences, Ventura, CA, US
Berasategui A., Axelsson K., Norlander G., Schmidt A., Borg-Karlson A., Gershenzon J., Terenius O., Kaltenpoth M. (2015). Plant seconddary metabolites, the pine weevil and its microbes: a three-way interaction. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Günther J., Irmisch S., Müller A., Lackus N., Huber M., Schmidt A., Gershenzon J., Köllner T. (2015). Multiple pathways for the formation of aromatic volatiles in Populus trichocarpa. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Nagel R., Bernholz C., Vranova E., Ludwig S., Wessjohann L., Gershenzon J., Tissier A., Schmidt A. (2015). Arabidopsis thaliana isoprenyl diphosphate synthases produce the C25 intermediate, geranylfarnesyl diphosphate. Poster presented at TERPNET 2015 - 12th International Meeting on Biosynthesis, Functions, and Synthetic Biology of Isoprenoids, Vancouver, BC, CA
Schmidt A., Nagel R., Hammerbacher A., Gershenzon J. (2015). Formation of terpenes is induced after inoculation with Endoconidiophora polonica in mature Norway spruce trees. Poster presented at TERPNET 2015 - 12th International Meeting on Biosynthesis, Functions, and Synthetic Biology of Isoprenoids, Vancouver, BC, CA
Irmisch S., Clavijo McCormick A.L., Günther J., Schmidt A., Gershenzon J., Unsicker S., Köllner T. (2014). The production of volatile aldoximes and nitriles:putative key players in the direct and indirect defense of poplar. Poster presented at SIP 15 - 15th International Symposium on Insect-Plant Relationships, University Neuchatel, Neuchatel, CH
Nagel R., Berasategui A., Schmidt A. (2014). Oleoresin chemical defense in spruce: Regulation of terpenoid biosynthesis and mode of action against herbivorious. Poster presented at SAB Meeting 2014, MPI for Chemical Ecology, Jena, DE
Berasategui A., Schmitt T., Niehuis O., Schmidt A., Gershenzon J., Kaltenpoth M. (2014). Evidence for horizontal transfer of Wolbachia in hymenopteran host-parasitoid interactions. Poster presented at Keystone Symposium: Mechanisms and Consequences of Invertebrate-Microbe Interactions Interactions, Tahoe City, US
Berasategui A., Kaltenpoth M., Gershenzon J., Schmidt A. (2013). A three-way interaction: Terpenes, Hylobius abietis and its gut microbiota. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Köllner T., Petersen N., Nagel R., Schmidt A., Irmisch S., Gershenzon J. (2013). Short-chain prenyltransferases involved in herbivore-induced terpene formation in poplar. Poster presented at TERPNET 2013 - 11th International Meeting on Biosynthesis, Function and Biotechnology of Isoprenoids in Terrestrial and Marine Organisms in Terrestrial and Marine Organisms, TERPNET 2013, Kolymvari, Crete, GR
Schmidt A. (2012). Evaluating terpenoid-based oleoresin as an anti-herbivore defense in spruce. Poster presented at SAB Meeting 2012, MPI for Chemical Ecology, Jena, DE
Berasategui A., Schmidt A., Kaltenpoth M., Gershenzon J. (2012). Terpenes for dinner? Hylobius abietis and its gut microbiota. Poster presented at Workshop on Microbial Evolution, University of Basel, Basel, CH
Berasategui A., Schmidt A., Kaltenpoth M., Gershenzon J. (2012). Terpenes for dinner? Hylobius abietis and ist gut microbiota. Poster presented at 7th International Symbiosis Congress, International Symbiosis Society, Krakow, PL
Nagel R., Gershenzon J., Schmidt A. (2011). Measurement of isoprenyl diphosphate synthase activity in plant crude extracts by HPLC-MS/MS. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Wadke N., Schmidt A., Paetz C., Brock M., Gershenzon J., Hammerbacher A. (2011). Virulence of the bark beetle associated fungus, Ceratocystis polonica, in Norway spruce (Picea abies) is associated with oxidative metabolism of host defenses. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Wadke N., Schmidt A., Paetz C., Brock M., Gershenzon J., Hammerbacher A. (2011). Virulence of the bark beetle associated fungus, Ceratocystis polonica, in Norway spruce (Picea abies) is associated with metabolism of host defenses. Poster presented at MiCom 2011 - 2nd International Student Conference on Microbial Communication, Jena School for Microbial Communication, Jena, DE
Nagel R., Gershenzon J., Schmidt A. (2011). Measurement of isoprenyl diphosphate synthase activity in plant crude extracts by HPLC-MS/MS. Poster presented at TERPNET 2011 - 10th International Meeting: Biosynthesis and Function of Isoprenoids in Plants, Microorganisms and Parasites, Linnæus University, Kalmar, SE
Nagel R., Johnson M.D., Nagy N.E., Gershenzon J., Schmidt A. (2011). Molecular and analytical characterization of terpene biosynthesis in transgenic spruce. Poster presented at TERPNET 2011 - 10th International Meeting: Biosynthesis and Function of Isoprenoids in Plants, Microorganisms and Parasites, Linnæus University, Kalmar, SE
Nagel R., Lohse-Trautsch J., Nagy N.E., Gershenzon J., Schmidt A. (2011). Molecular and analytical characterization of terpene biosynthesis in transgenic spruce. Poster presented at 24th Conference of Molecular Biology of Plants, Dabringhausen, DE
Schmidt A. (2010). Manipulation of terpene level in transgenic spruce as a tool to investigate the mode of action of terpenes. Poster presented at SAB Meeting 2010, MPI for Chemical Ecology, Jena, DE
Nagel R., Nagy N.E., Gershenzon J., Schmidt A. (2010). Regulation of terpenoid biosynthesis in transgenic white spruce (Picea glauca). Poster presented at 6th Plant Science Student Conference, Gatersleben, DE
Hammerbacher A., Paetz C., Gershenzon J., Schmidt A. (2010). Stereospecific proanthocyanidin coupling by fungal oxidoreductases in Picea abies during attack by the bark beetle associated fungus Ceratocystis polonica. Poster presented at 9th International Symposium on Peroxidases, OxiZymes, Leipzig, DE
Wadke N., Paetz C., Schmidt A., Gershenzon J., Hammerbacher A. (2010). Virulence of the bark beetle associated fungus, Ceratocystis polonica, in Norway spruce (Picea abies) is associated with oxidative metabolism of host defenses. Poster presented at OxiZymes International Symposium, Leipziger Kubus, Leipzig, DE
Hammerbacher A., Paetz C., Fenning T., Bohlmann J., Gershenzon J., Schmidt A. (2010). Virulence of the bark beetle associated fungus, Ceratocystis polonica, in Norway spruce (Picea abies) is associated with metabolism of host defenses. Poster presented at Gordon Research Conference - Plant-Herbivore Interaction, Gordon Research Conferences, Galveston, TX, US
Frick S., Burse A., Schmidt A., Boland W. (2009). HMG-CoA-Reductase and Isoprenyl Diphosphate Synthase Regulate Iridoid Biosynthesis in Chrysomelina Larvae. Poster presented at 25th ISCE Meeting, International Society of Chemical Ecology, Neuchâtel, CH
Hammerbacher A., Paetz C., Fischer T., Fenning T., Bohlmann J., Gershenzon J., Schmidt A. (2009). Proanthocyanidin production in Picea abies during infection by the bark beetle-associated fungus Ceratocystis polonica. Poster presented at 2009 IUFRO Tree Biotechnology Conference, Whistler, CA
Hammerbacher A., Paetz C., Fischer T., Fenning T., Bohlmann J., Gershenzon J., Schmidt A. (2009). Proanthocyanidin production in Picea abies during infection by the bark beetle-associated fungus Ceratocystis polonica. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Frick S., Burse A., Schmidt A., Boland W. (2009). HMG-CoA-reductase and isoprenyl diphosphate synthase regulate iridoid biosynthesis in Chrysomelina larvae. Poster presented at TERPNET 2009 - 9th International Meeting: Biosynthesis and Function of Isoprenoids in Plants, Microorganisms and Parasites, The University of Tokyo, Graduate School of Pharmaceutical Sciences, Tokyo, JP
Schmidt A., Wächtler B., Temp U., Krekling T., Seguin A., Gershenzon J. (2009). Geranyl diphosphate and geranylgeranyl diphosphate synthase activity of a new isoprenyl diphosphate synthase was confirmed in transgenic embryogenic tissue and function in induced oleoresin production of Norway spruce (Picea abies). Poster presented at TERPNET 2009 - 9th International Meeting: Biosynthesis and Function of Isoprenoids in Plants, Microorganisms and Parasites, The University of Tokyo, Graduate School of Pharmaceutical Sciences, Tokyo, JP
Schmidt A., Gershenzon J. (2008). Cloning, characterization, and transformation of isoprenyl diphosphate synthases from Norway spruce (Picea abies). Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Schmidt A., Gershenzon J. (2008). Cloning, characterization, and transformation of isoprenyl diphosphate synthases from Norway spruce (Picea abies). Poster presented at 2nd Banff Conference on Plant Metabolism, Banff Conference Centre, Banff, Alberta, CA
Köpke D., Gershenzon J., Hilker M., Schmidt A. (2008). Differences in terpene emission of Pinus sylvestris after insect attack: Molecular investigations of terpene synthases. Poster presented at SAB Meeting 2008, MPI for Chemical Ecology, Jena, DE
Schmidt A., Gershenzon J. (2008). Cloning, characterization, and transformation of isoprenyl diphosphate synthases from Norway spruce (Picea abies). Poster presented at SAB Meeting 2008, MPI for Chemical Ecology, Jena, DE
Köpke D., Gershenzon J., Hilker M., Schmidt A. (2007). Differences in the emitted terpenes from Pinus sylvestris after insect attack: Molecular investigations of terpene synthases. Poster presented at Gordon Research Conference - Floral & Vegetative Volatiles, Les Diablerets, CH
Hammerbacher A., Schmidt A., Fenning T., Bohlmann J., Gershenzon J. (2007). The Role of Flavonoids in Spruce Defence against Fungal Attack. Poster presented at IMPRS Evaluation Symposium, MPI for Chemical Ecology, Jena, DE
Frick S., Schmidt A., Kunert M., Büchler R., Boland W., Burse A. (2007). Iridoid biosynthesis in leaf beetle larvae – regulation of HMG-CoA reductase by biosynthesis metabolites and plant derived compounds. Poster presented at Herbsttagung der Gesellschaft für Biochemie und Molekularbiologie, Hamburg, DE
Frick S., Schmidt A., Kunert M., Büchler R., Boland W., Burse A. (2007). Iridoid biosynthesis in leaf beetle larvae - regulation of HMG-CoA reductase by biosynthesis metabolites and plant derived compounds. Poster presented at Botanikertagung 2007, Deutsche Botanische Gesellschaft, Universität Hamburg, Biozentrum Klein Flottbek und Botanischer Garten, Hamburg, DE
Frick S., Schmidt A., Kunert M., Büchler R., Boland W., Burse A. (2007). Iridoid biosynthesis in leaf beetle larvae – regulation of HMG-CoA reductase by biosynthesis metabolites and plant derived compounds. Poster presented at 23rd ISCE Meeting, International Society of Chemical Ecology, Jena, DE
Köpke D., Gershenzon J., Hilker M., Schmidt A. (2007). Differences in the emitted terpenes from Pinus sylvestris after insect attack: Molecular investigations of terpene synthases. Poster presented at 23rd ISCE Meeting, International Society of Chemical Ecology, Jena, DE
Schmidt A., Gershenzon J. (2007). Characterization of isoprenyl diphosphate synthases from Norway spruce – critical branch-point enzymes in terpene resin biosynthesis. Poster presented at 23rd ISCE Meeting, International Society of Chemical Ecology, Jena, DE
Hammerbacher A., Bohlmann J., Gershenzon J., Krokene P., Schmidt A. (2007). Investigations into the genetic basis of resistance of Picea abies to bark beetle attack. Poster presented at IUFRO Tree Biotechnology Conference, Ponta Delgada, Azores, PT
Köpke D., Gershenzon J., Hilker M., Schmidt A. (2007). Differences in the emitted terpenes from Pinus sylvestris after insect attack: Molecular investigations of terpene synthases. Poster presented at TERPNET 2007 - 8th international meeting on biosynthesis and function of isoprenoids in plants, microorganisms and parasites, Strasbourg, FR
Schmidt A., Gershenzon J. (2007). Cloning and characterization of a broad spectrum of short-chain isoprenyl diphosphate synthases from Norway spruce. Poster presented at TERPNET 2007 - 8th international meeting on biosynthesis and function of isoprenoids in plants, microorganisms and parasites, Strasbourg, FR
Jassbi A.R., Gase K., Hettenhausen C., Schmidt A., Baldwin I.T. (2007). Silencing prenyl transferase genes in Nicotiana attenuata to examine the defensive role of terpenoids against Manduca sexta attack. Poster presented at 50 Years of the Phytochemical Society of Europe, Churchill College, Cambridge, GB
Bartram S., Burse A., Nie L., Schmidt A., Søe A.R.B., Kunert G., Tolzin-Banasch K., Frick S., Boland W. (2006). Iridoid biosynthesis - de novo versus sequestration. Poster presented at SAB Meeting 2006, MPI for Chemical Ecology, Jena, DE
Fenning T., Hammerbacher A., Schmidt A. (2006). The genetic basis of resistance of Picea abies to bark beetle attack. Poster presented at SAB Meeting 2006, MPI for Chemical Ecology, Jena, DE
Köpke D., Gershenzon J., Hilker M., Schmidt A. (2006). Differences in the emitted terpenes from Pinus sylvestris after insect attack: Molecular investigations of terpene synthases. Poster presented at SAB Meeting 2006, MPI for Chemical Ecology, Jena, DE
Schmidt A., Wächtler B., Gershenzon J. (2006). Characterization of isoprenyl diphosphate synthases from Norway spruce (Picea abies). Poster presented at SAB Meeting 2006, MPI for Chemical Ecology, Jena, DE
Fenning T., Gershenzon J., Hammerbacher A., Schmidt A. (2006). Investgations into the genetic basis of resistance of Picea abies to bark beetle attack. Poster presented at Forstwissenschaftliche Tagung, TU Dresden, Tharandt, DE
Hammerbacher A., Fenning T., Schmidt A. (2006). The use of molecular and biochemical methods to study the responses of the Norway spruce (Picea abies) to infection by the pathogen Ceratocystis polonica. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Köpke D., Gershenzon J., Hilker M., Schmidt A. (2006). Differences in the emitted terpenes from Pinus sylvestris after insect attack: Molecular investigations of terpene synthases. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Schmidt A. (2006). Characterization of a spruce isoprenyldiphosphate synthase with a multiple product specificity. Poster presented at ICE Symposium, MPI for Chemical Ecology, Jena, DE
Tolzin-Banasch K., Burse A., Frick S., Schmidt A., Boland W. (2006). Localization of Iridoid Biosynthesis in Chrysomelina Larvae. Poster presented at 18. Irseer Naturstofftage, DECHEMA, Irsee, DE
Schmidt A., Fenning T., Gershenzon J., Tholl D. (2001). Induction and analysis of terpenoid resin biosynthesis in the conifer Picea abies. Poster presented at IUFRO Forest Biotechnology Conference, Skamania Lodge, WA, US