PD Dr. Caroline Marcon
Friedrich-Ebert-Allee 144
D-53113 Bonn
marcon@uni-bonn.de, +49 228 73-54269
Research website: BonnMu
Research focus
My research interest is the identification of novel maize mutants by transposon mutagenesis. Forward and reverse genetics i.e., the generation of a mutant database are combined to discover mutant phenotypes, covering a multitude of plant traits.
Academic CV
Positions and academic experience
since 2023
Habilitation and venia legendi in Genetics, Agricultural Faculty, University of Bonn
since 2012
Research associate at the chair of Crop Functional Genomics, Institute of Crop Science and Resource Conservation, Faculty of Agriculture, Rheinische Friedrich-Wilhelm-University of Bonn
2007-2012
Dr. rer. nat. at the Center for Plant Molecular Biology (ZMBP), Department of General Genetics, University of Tübingen
2001-2007
Diploma, Biology, University of Tübingen
Other function
- Deputy of Biological Safety (BBS) at the University of Bonn
- Coordinator of maize seed storage and external distribution
- Lecturer of following student courses at the Agricultural Faculty, University of Bonn:
- Lecture: „Klassische und molekulare Genetik“ (BSc)
- Seminar: Concepts in genetics and genomics (MSc; BIGS)
- Practical courses:
- „Grundlagen molekulargenetischer Praxis“ (BSc; AGR-070)
- Molecular crop science I (MSc; MA-M-01-PM)
- Molecular crop science II (MSc; MA-M-02-PM)
Publications
2024
Urzinger S, Avramova V, Frey M, Urbany C, Scheuermann D, Presterl T, Reuscher S, Ernst K, Mayer M, Marcon C, Hochholdinger F, Brajkovic S, Ordas B, Westhoff P, Ouzunova M, Schön C-C (2024) Embracing native diversity to enhance maximum quantum efficiency of photosystem II in maize (Zea mays L.). Plant Physiol, in press.
Win YN, Stöcker T, Du X, Brox A, Pitz M, Klaus A, Piepho H-P, Schoof H, Hochholdinger F, Marcon C (2024) Expanding the BonnMu sequence-indexed repository of transposon induced maize (Zea mays L.) mutations in dent and flint germplasm. Plant J, in press.
Richter A, Schroeder AF, Marcon C, Hochholdinger F, Jander G, Negin B (2024) Catechol acetylglucose: a newly identified benzoxazinoid-regulated defensive metabolite in maize. New Phytol, in press.
Zhou Y, Sommer ML, Meyer A, Wang D, Klaus A, Stöcker T, Marcon C, Schoof H, Haberer G, Schön C-C, Yu P, Hochholdinger (2024) Cold mediates maize root hair developmental plasticity via epidermis-specific transcriptomic responses. Plant Physiol 27: kiae449. PubMed
Marcon C, Win YN, Du X, Hochholdinger F (2024) BonnMu: a resource for functional genetics in maize (Zea mays L.). Cold Spring Harb Protoc. https://doi.org/10.1101/pdb.top108465; Attention - limited to 50 free downloads: https://cshprotocols.cshlp.org/cgi/reprint/pdb.top108465v1.pdf?ijkey=LcMXGg84uw9odEM&keytype=finite
Marcon C, Brox A, Win YN, Stöcker T, Du X, Schoof H, Hochholdinger F (2024) Identification of transposon insertion sites in maize Mu-tagged mutants using Mu-seq. Cold Spring Harb Protoc. https://doi.org/10.1101/pdb.prot108586; Attention - limited to 50 free downloads: https://cshprotocols.cshlp.org/cgi/reprint/pdb.prot108586v1.pdf?ijkey=iawap5LZMpdpYzk&keytype=finite
Win YN, Pöschel M, Stöcker T, Du X, Klaus A, Braun BW, Lukas L, Brox A, Schoof H, Hochholdinger F, Marcon C (2024) Use of maize (Zea mays L.) Mutator transposon-induced mutants of the BonnMu resource for forward and reverse genetics studies. Cold Spring Harb Protoc. https://doi.org/10.1101/pdb.prot108587; Attention - limited to 50 free downloads: https://cshprotocols.cshlp.org/cgi/reprint/pdb.prot108587v1.pdf?ijkey=PslrQ3VdNkPMwhG&keytype=finite
Yu P, Li C, Li M, He X, Wang D, Li H, Marcon C, Li Y, Perez-Limón S, Chen X, Delgado-Baquerizo M, Koller R, Metzner R, van Dusschoten D, Pflugfelder D, Borisjuk L, Plutenko I, Mahon A, Resende Jr MFR, Salvio S, Akale A, Abdalla M, Ali Ahmed M, Bauer FM, Schnepf A, Lobet G, Heymans A, Suresh K, Schreiber L, McLaughlin CM, Li C, Mayer M, Schön C-C, Bernau V, von Wirén N, Sawers RJH, Wang T, Hochholdinger F (2024) Seedling root system adaptation to water availability during maize domestication and global expansion. Nature Genet 56: 1245-1256.
Win YN, Stöcker T, Du X, Brox A, Pitz M, Klaus A, Schoof H, Hochholdinger F, Marcon C (2024) Expanding the BonnMu sequence-indexed repository of transposon induced maize (Zea mays L.) mutations in dent and flint germplasm. bioRxiv 2024.02.24.581857. Free Article
He X, Wang D, Jiang Y, Li M, Delgado-Baquerizo M, McLaughlin C, Marcon C, Guo L, Baer M, Moya YAT, von Wirén N, Deichmann M, Schaaf G, Piepho H-P, Yang Z, Yang J, Yim B, Smalla K, Goormachtig S, de Vries FT, Hüging H, Baer M, Sawers RJH*, Reif JC*, Hochholdinger F*, Chen X*, Yu P* (2024) Heritable microbiome variation is correlated with source environment in locally adapted maize varieties. Nature Plants, 10: 598–617. PubMed.
Klaus A, Marcon C, Hochholdinger F (2024) Spatiotemporal transcriptomic plasticity in barley roots: Unravelling water deficit responses in distinct root zones. BMC Genomics 25: 79. PubMed Free BMC Article Free PMC Article
2023
Zhao M, Peng Z, Qin Y, Tamang TM, Zhang L, Tian B, Chen Y, Liu Y, Zhang J, Lin G, Zheng H, He C, Lv K, Klaus A, Marcon C, Hochholdinger F, Trick HN, Liu Y, Cho M-J, Park S, Wie H, Zheng J, White FF, Liu S (2023) Bacterium-enabled transient gene activation by artificial transcription factors for resolving gene regulation in maize. The Plant Cell 35: 2736-2749. PubMed Free Article
2022
Stöcker T, Altrogge L, Marcon C, Win YN, Hochholdinger F, Schoof H (2022) MuWU: Mu-seq library analysis and annotation. Bioinformatics 38: 837-838. PubMed
2020
Marcon C, Altrogge L, Win Y, Stöcker T, Gardiner J, Portwood J, Opitz N, Kortz A, Baldauf J, Hunter C, McCarty D, Koch K, Schoof H, Hochholdinger F (2020) BonnMu: a sequence-indexed resource of transposon induced maize mutations for functional genomics studies. Plant Physiol 184: 620-631. PubMed Free Article
Haberer G, Kamal N, Bauer E, Gundlach H, Fischer I, Seidel MA, Spannagl M, Marcon C, Ruban A, Urbany C, Nemri A, Hochholdinger, F, Ouzunova, M, Houben A, Schön C-C, Mayer KFX (2020) European maize genomes highlight intra-species variation in repeat and gene content. Nature Genet 52: 950–957. PubMed Free PMC Article
Vetterlein D, Lippold E, Schreiter S, Phalempin M, Fahrenkampf T, Hochholdinger F, Marcon C, Tarkka M, Oburger E, Ahmed M, Javaux M, Schlüter S (2020) Experimental platforms for the investigation of spatiotemporal patterns in the rhizosphere - laboratory and field scale. J Plant Nutr Soil Sc 184: 35-50. Free Article
2018
Baldauf J, Marcon C, Lithio A, Vedder L, Altrogge L, Piepho H-P, Schoof H, Nettleton D, Hochholdinger F (2018) Single-parent expression is a general mechanism that drives extensive complementation of non-syntenic genes in maize (Zea mays L.) hybrids. Current Biol 28: 431-437. PubMed Free Article
Hochholdinger F, Marcon C, Baldauf J, Frey F, Yu P (2018) Proteomics of Maize Root Development. Front Plant Sci 9: 143. PubMed Free PMC Article
Hochholdinger F, Yu P, Marcon C (2018) Genetic control of root system development in maize. Trends in Plant Sci 23:79-88. PubMed
Yu P, Marcon C, Baldauf JA, Frey F, Baer M, Hochholdinger F (2018) Transcriptomic dissection of maize root system development. Compendium of plant genomes: The Zea mays Genome. 1st ed. (eds. J. Bennetzen, S. Flint-Garcia, C. Hirsch and R. Tuberosa) pp. 247-257. Springer Nature.
2017
Marcon C, Paschold A, Malik WA, Lithio A, Baldauf JA, Altrogge L, Opitz N, Lanz C, Schoof H, Nettleton D, Piepho H-P, Hochholdinger F (2017) Stability of single parent gene expression complementation in maize hybrids upon water deficit stress. Plant Physiol 173: 1247-1257. PubMed Free Article
Unterseer S, Seidel MA, Bauer E, Haberer G, Hochholdinger F, Opitz N, Marcon C, Baruch K, Spannagl M, Mayer KFX, Schön C-C (2017) European Flint reference sequences complement the maize pan-genome. bioRxiv 103747.
2016
Baldauf JA, Marcon C, Paschold A, Hochholdinger F (2016) Nonsyntenic genes drive tissue-specific dynamics of differential, nonadditive and allelic expression patterns in maize hybrids. Plant Physiol 171: 159-167. PubMed Free PMC Article
Yu P, Baldauf JA, Lithio A, Marcon C, Nettleton D, Li C, Hochholdinger F (2016) Root type specific reprogramming of maize pericycle transcriptomes by local high nitrate results in disparate lateral root branching patterns. Plant Physiol 170: 1783-98. PubMed Free PMC Article
Marcon C, Baldauf JA, Hochholdinger F (2016) Komplementation von Genexpressionsmustern in Maishybriden. Biospektrum 22: 603-605.
Li L, Hey S, Liu S, Liu Q, McNinch C, Hu HC, Wen TJ, Marcon C, Paschold A, Bruce W, Schnable PS, Hochholdinger F (2016) Characterization of maize roothairless6 which encodes a D-type cellulose synthase and controls the switch from bulge formation to tip growth. Sci Rep 6: 34395. Free Article
Zhang Y, Marcon C, Tai H, von Behrens I, Ludwig Y, Hey S, Berendzen KW, Hochholdinger F (2016) Conserved and unique features of the homeologous maize Aux/IAA proteins ROOTLESS WITH UNDETECTABLE MERISTEM 1 and RUM1-like 1. J Exp Bot 67: 1137-47. PubMed Free PMC Article
Tai H, Lu X, Opitz N, Marcon C, Paschold A, Lithio A, Nettleton D, Hochholdinger F (2016) Transcriptomic and anatomic complexity of primary, seminal and crown roots highlight root type-specific functional diversity in maize (Zea mays L.). J Exp Bot 67: 1123-35. PubMed Free PCM Article
Opitz N, Marcon C, Paschold A, Malik WA, Lithio A, Brandt R, Piepho H-P, Nettleton D, Hochholdinger F (2016) Extensive tissue-specific transcriptomic plasticity in maize primary roots upon water deficit. J Exp Bot 67: 1095-1107. PubMed Free PCM Article
2015
Marcon C, Malik WA, Walley JW, Shen Z, Paschold A, Smith LG, Piepho H-P, Briggs SP, Hochholdinger F (2015) A high resolution tissue-specific proteome and phosphoproteome atlas of maize primary roots reveals functional gradients along the root axis. Plant Physiol 168: 233-246. PubMed Free PMC Article
2014
Paschold A, Larson NB, Marcon C, Schnable JC, Yeh CT, Lanz C, Nettleton D, Piepho H-P, Schnable PS, Hochholdinger F (2014) Non-syntenic genes drive highly dynamic complementation of gene expression in maize hybrids. Plant Cell 26: 3939-3948. PubMed Free PMC Article
Opitz N, Paschold A, Marcon C, Malik WA, Lanz C, Piepho H-P, Hochholdinger F (2014) Transcriptomic complexity in young maize primary roots in response to low water potentials. BMC Genomics 15: 741. PubMed Free PMC Article
Nestler J, Liu S, Wen T-J, Paschold A, Marcon C, Tang HM, Li D, Li L, Meeley R, Sakai H, Bruce W, Schnable PS, Hochholdinger F (2014) Roothairless5, which functions in maize (Zea mays L.) root hair initiation and elongation encodes a monocot-specific NADPH oxidase. Plant J 79: 729-740. PubMed
Zhang Y, Paschold A, Marcon C, Liu S, Tai H, Nestler J, Yeh CT, Opitz N, Lanz C, Schnable PS, Hochholdinger F (2014) The Aux/IAA gene rum1 involved in seminal and lateral root formation controls vascular patterning in maize (Zea mays L.) primary roots. J Exp Bot 65: 4919-4930. PubMed Free PMC Article
2013
Marcon C, Lamkemeyer T, Malik WA, Ungrue D, Piepho H-P, Hochholdinger F (2013) Heterosis-associated proteome analyses of maize (Zea mays L.) seminal rotts by quantitative label-free LC-MS. J Proteomics 93: 295-302. PubMed
Marcon C, Paschold A, Hochholdinger F (2013) Genetic control of root organogenesis in cereals. Meth Mol Biol 959: 69-81. PubMed
Hochholdinger F, Paschold A, Marcon C (2013) Heterosis: Maishybride exprimieren mehr Gene als ihre Eltern. Biologie in unserer Zeit 43:11-12.
2012
Paschold A, Jia Y, Marcon C, Lund S, Larson NB, Yeh CT, Ossowski S, Lanz C, Nettleton D, Schnable PS, Hochholdinger F (2012) Complementation contributes to transcriptome complexity in maize (Zea mays L.) hybrids relative to their inbred parents. Genome Res 22: 2445-2454. PubMed
2010
Marcon C, Schützenmeister A, Schütz W, Madlung J, Piepho H-P, Hochholdinger F (2010) Non-additive protein accumulation patterns in maize (Zea mays L.) hybrids during embryo development. J Proteome Res 9: 6511-6522. PubMed
Paschold A, Marcon C, Hoecker N, Hochholdinger F (2010) Molecular dissection of heterosis manifestation during early maize root development. Theor Appl Genet 120: 383-388. PubMed
2009
Speth C, Jaspert N, Marcon C, Oecking C (2009) Regulation of the plant plasma membrane H+-ATPase by its C-terminal domain: what do we know for sure? Eur J Cell Biol 89: 145-151. PubMed
2007
Ottmann C, Marco S, Jaspert N, Marcon C, Schauer N, Weyand M, Vandermeeren C, Duby G, Bountry M, Wittinghofer A, Rigaud JL, Oecking C (2007) Structure of a 14-3-3 coordinated hexamer of the plant plasma membrane H+-ATPase by combining X-ray crystallography and electron cryomicroscopy. Mol Cell 25: 427-440. PubMed