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Involvement of EXtracellular vesicles in cell wall remodelling and InTercellular communication during the apical growth of PLANt cells.

Project description

Solving the mystery of plant nanovesicles

Plant extracellular nanovesicles (PEVs) are tiny vesicles that play a big role in plant defence. They also hold great promise as tools for drug delivery. We still know very little about where they come from, how they’re secreted, and what part they play in plant growth. Supported by the Marie Skłodowska-Curie Actions programme, the EXIT PLAN project will study PEVs found in pollen grains and root hairs. Researchers will employ advanced biomedical techniques tailored for plants to uncover how PEVs are formed, how they exit cells, and how they facilitate communication during growth. EXIT PLAN is poised to provide valuable insights that could benefit both agriculture and medicine.

Objective

In today’s fast-paced world, the need for innovative solutions leads to a preference for applied sciences over fundamental research, to the detriment of possible ground-breaking discoveries and revolutions in the future. This is the case of plant extracellular nanovesicles (PEVs), small vesicles secreted by plants which were first discovered in plant defence against pathogens, but that were soon co-opted by the biomedical research as promising nutraceuticals and drug delivery tools. To date, the majority of scientific literature on PEVs focuses on their possible therapeutic uses. Nonetheless, little is known about their biogenesis, secretion mechanism, and function in the plant kingdom, especially in physiological processes such as cell growth. This enormous gap in knowledge not only hinders their exploitation in plant biotechnology and agronomy, but also limits their safety in medical applications. EXIT PLAN will fill in this gap addressing three main research objectives (ROs), through three research work packages (WPs). First, the project will assess the nature of PEVs secreted during the apical growth of plant cells (RO1, WP2), and in particular pollen and root hairs. For this purpose, biomedical techniques for the characterisation of human nanovesicles will be readapted to isolate and characterise PEVs, during the secondment at Nottingham Trent University. Then, RO1 will be furtherly investigated at the University of Zurich, using plant transformation, advanced microscopy, and omics analyses to identify different PEVs populations. The same approach will be adopted to unveil how PEVs are externalised from the cell wall (RO2, WP3). Finally, the techniques learned during the outgoing phase will be implemented with a molecular biology approach at the University of Bologna, during the return phase, to understand the role of PEVs in cellular communication during cell growth (RO3, WP4), identifying PEVs targets and understanding the effects of PEV-based signalling.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-GF - HORIZON TMA MSCA Postdoctoral Fellowships - Global Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2024-PF-01

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Coordinator

ALMA MATER STUDIORUM - UNIVERSITA DI BOLOGNA
Net EU contribution
€ 412 700,52
Address
VIA ZAMBONI 33
40126 Bologna
Italy
Region
Nord-Est Emilia-Romagna Bologna
Activity type
Higher or Secondary Education Establishments
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Total cost
No data

Partners (2)