International Clubroot Workshop

Technische Universität Dresden, Chemistry, Bergstrasse 66, Dresden map

International Clubroot Workshop, Dresden, September 12^th, 2024

Registration 8.30, Faculty of Chemistry, Technische Universität Dresden, room 183/184, Meeting lecture hall S190

Opening and Introduction (9.00h) Jutta Ludwig-Müller, Elke Diederichsen

Session 1: Clubroot situation, race differentiation and breeding

chair: Elke Diederichsen

1.	Prevalence of clubroot in European oilseed rape production areas (9.15h – 9.35h) Ann-Charlotte Wallenhammar, Julie Smith, Fiona Burnett, Nazanin Zamani- Noor, Geoffrey Orgeur, Petr Baranyk, Ghita Cordsen Nielsen, Albin Gunnarsson, Malgorzata Jedryczka
2.	*Evaluating canola relatives for resistance to multiple pathotypes of Plasmodiophora brassicae* from Canada (9.35h – 10.00h) Rudolph Fredua-Agyeman**, Sheau-Fang Hwang, Stephen E. Strelkov
3.	*Pathotype classification of Plasmodiophora brassicae, the causal agent behind clubroot in central Europe and Sweden (2016–2020)* (10.00 – 10.20h) Nazanin Zamani-Noor, Ann-Charlotte Wallenhammar, Joanna Kaczmarek, Usha Rani Patar, Miloslav Zouhar, Marie Manasova, Małgorzata Jędryczka
4.	Breeding for broad spectrum clubroot resistance in spring and winter canola (10.20 – 10.40h) Eddy Risseeuw, Nahid Rukshana, Kobi Baruch, Gil Ronen, Masood Rizvi

Coffee break 10.40h – 11.20h

chair: Ann-Charlotte Wallenhammar

5.	Clubroot quantitative resistance in Arabidopsis is controlled by natural and induced epialleles modulated by environmental conditions (11.20 – 11.40h) Antoine Gravot, Benjamin Liégard, Mathilde Petitpas, Leandro Quadrana, Christine Lariagon, Jocelyne Lemoine, Vincent Colot, Maria Manzanares-Dauleux, Mélanie Jubault
6.	*HO-CR and HOLL-CR: new forms of winter oilseed rape (Brassica napus* L.) with altered fatty acid composition and resistance to selected pathotypes of Plasmodiophora brassicae (clubroot) (11.40 – 12.00h) Stanisław Spasibionek, Katarzyna Mikołajczyk, Marcin Matuszczak, Joanna Kaczmarek, Noor Ramzi, Małgorzata Jędryczka**
7.	*Phenotyping of root system confirms high resistance of Raphanus* to clubroot (12.00 – 12.20h) Małgorzata Jędryczka**, Joanna Kaczmarek, Noor Ramzi, Kerstin Nagel, Leszek Chmielnicki
8.	Natural variation in vascular patterning and responses to clubroot disease in Arabidopsis (flash talk, 12.20 – 12.30h) Namarta Chatar Singh, Juan Camilo Ochoa, Robert Malinowski, William Truman

Lunch break 12.30 – 13.30h map

Session 2: Biocontrol

chair: Małgorzata Jędryczka

9.	Suppression of the clubroot disease in rapeseed through an endophytic fungus, Acremonium alternatum (13.30 – 13.50h) Susann Auer, Nazanin Zamani-Noor, Jutta Ludwig-Müller
10.	Effects of Seed Treatments against Clubroot Disease in Various Oilseed Rape Hybrids (13.50 – 14.10) A. Michael Klueken, Jutta Ludwig-Müller

Session 3: Biological insights into clubroot disease

chair: Melanie Jubault

11.	*Does Plasmodiophora brassicae* produce cytokinins? (14.10 – 14.30h) Sylivere Habumugisha**, Gregory J. Fowler, Stephen A. Rolfe
12.	Additional substrates for the methyltransferase PbBSMT of the clubroot pathogen include compounds that induce systemic acquired resistance (14.30 – 14.50h) Freia Benade, Jutta Ludwig-Müller
13.	*Laser dissection-assisted transcriptomics reveals the role of the phloem in coordination of Brassica napus* plants response to clubroot disease (14.50 – 15.10h) Robert Malinowski**
14.	*Transcriptomic profile of Plasmodiophora brassicae* during the early stages of infection with a focus on overexpressed transcripts (15.10 – 15.30h) Andrea Garvetto, Amina Ahktar, Michaela Hittorf, Susann Auer, Jutta Ludwig-Müller, Sigrid Neuhauser**

End of Workshop (ca 15.30h), general announcements, Coffee

registration is not possible any more

Abstracts will be published in the IOBC-WPRS Bulletin which will be available in electronic format only.

Registration and abstract submission opens 2 April 2024

Deadline for registration and abstracts 31 May 2024

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