

Lausanne 2025

Sept 10–12, 2025 (Wed–Fri)
Lausanne – UNIL – Dorigny – Biophore Building (Map)
Information
TES25 is the second edition of the trilateral symposium.
This meeting brings together three leading plant biology institutes: the Department of Plant Molecular Biology (DBMV) at UNIL in Lausanne, the Plant Systems Biology (PSB) division at VIB in Ghent, and the Reproduction et Développement des Plantes (RDP) laboratory at ENS in Lyon.
With the exception of keynote speakers, presentation opportunities—including talks, flash talks, and posters—are reserved for PhD candidates and Postdocs, providing them with a platform to share their research and engage with the scientific community.
Attendance is free of charge but registration is mandatory
Breakfast, Lunch, and coffre are offered
Invited Speakers
Priya Ramakrishna
EPFL – Lausanne
Nicolas Doll
ENS – Lyon
Elia Stahl
EICB – Bordeaux
Program
Day 0 | Wednesday 10th September 2025 |
16:00 – 22:00 | Arrival at UNIL – Biophore and networking event |
Day 1 | Thursday 11th September 2025 |
08:00 – 09:00 | Registration |
09:00 – 09:10 | Welcome |
09:10 – 10:50 | Session 1: Talks |
09:10 – 09:45 | Invited speaker: Priya Ramakrishna How do plants cope with salinity stress? Subcellular insights from novel cryo-elemental imaging. |
09:45 – 10:00 | Claudia von der Mark High-resolution single-cell RNA sequencing dataset of primary root xylem reveals new developmental regulators |
10:00 – 10:15 | Wiem Abidi Deciphering root colonization by Bacillus subtilis |
10:15 – 10:30 | Xilan Yang Insights into the root endodermis through the study of extant lycophytes |
10:30 – 10:50 | Coffee break & networking |
10:50 – 12:30 | Session 2: Poster session / Industry partner / Social outing |
10:50 – 11:30 | 3-min flash talks |
11:30 – 12:30 | Poster session |
12:30 – 13:30 | Lunch Break & networking |
13:30 – 14:00 | Talk from Industry partner: Philippe Suarez Sales Manager at Microsynth |
14:00 – 19:00 | Social outing – Boat trip on Lake Geneva |
Day 2 | Friday 12th September 2025 |
09:10 – 10:30 | Session 3: Talks |
09:10 – 09:45 | Invited speaker: Nicolas Doll Regulation of endosperm cell death in Arabidopsis and maize |
09:45 – 10:00 | Jian Chen The lateral root cap senses the soil compaction by promoting local ethylene synthesis in Arabidopsis |
10:00 – 10:15 | Marion Brechet Uncovering the early stages of insect egg detection by plants |
10:15 – 10:30 | Andrea Calhau Imaging the double fertilization in maize embryo sacs |
10:30 – 10:45 | Coffee break & networking |
10:45 – 12:05 | Session 4: Talks |
10:45 – 11:20 | Invited speaker: Elia Stahl Lipid-mediated signaling mechanisms in plant innate immunity |
11:20 – 11:35 | Emma Désert Peeling the layers of a petal |
11:35 – 11:50 | Elia Lacchini Base editing of MADS-box proteins to modulate inflorescence architecture in tomato |
11:50 – 12:05 | Nathan German Plant directional growth control, a cutting-edge problem on cell wall modifications |
12:05 – 13:30 | Lunch Break & networking |
13:30 – 15:10 | Round tables |
15:10 – 16:00 | Coffee break & networking |
16:00 – 17:00 | Panel discussion – Career paths in Europe |
17:00 – 17:15 | Closing ceremony + Group photo |
19:00 | Conference dinner |
Scientific advisory board
Prof. Niko Geldner, Université de Lausanne, Switzerland
Prof. Moritz Nowak, VIB Ghent, Belgium
Dr. Gwyneth Ingram, RDP ENS Lyon (CNRS), France
Dr. Olivier Hamant, RDP ENS Lyon (INRAE), France
Dr. Yvon Jaillais, RDP ENS Lyon (CNRS), France
TES25 Organization committee
LAUSANNE
DBMV, UNIL
Marion Brechet
Mathieu Grangé-Guermente
Irene Guzmán-Benito
Owen Kentish
Lukas Hoermayer
Jia Pang
Charles Roussin-Léveillée
Huei-Hsuan Tsai
GHENT
PSB, VIB
Arthur Cleyman,
Marieke Dubois
Eugenia Pitsili
LYON
RDP, ENS
Enric Bertran
Emma Desert
Nathan German
Patricia Scholz
Sponsors

