NanoRNA_PC | Engineering the protein corona on RNA nanoparticles for improved nucleic acids-based therapies delivery

Summary
In the past three decades, nanomedicine has emerged as a promising strategy in cancer treatment and has led to numerous proposed drug delivery systems. Nanoparticles aim to improve selectivity towards cancer cells while reducing off-target effects and toxicity towards normal cells. Among these systems, self-assembled RNA nanoparticles have been of great interest for drug delivery, because of their low cost, high yielding assembly and retained functionality. Yet, challenges such as poor nuclease resistance, biodistribution and cellular delivery remains to be addressed, to fully propels these structures towards clinical applications. To optimize these systems, there is a huge need to understand precisely their interactions with biological components. In particular, upon injection in vivo, it is known that serum proteins adsorb on nanoparticles. The composition of this so-called protein-corona on RNA particles remains fully unexplored.

Herein, I propose to characterize the protein corona on RNA nanoparticles using state-of-the-art methodologies (proteomics, super-resolution microscopy, SELEX), as well as understand the role the corona on the fate of RNA structures. I will engineer the protein corona to improve biological outcomes of RNA particles, previously developed by Sixfold Bioscience Ltd. Overall, the project aims at providing tools and rules for rational engineering of the protein corona. In the long term, the project, grouping experts in industry and in academia, aims towards the development of a preclinical candidate, as well as answering fundamental questions on nanoparticles delivery.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/896167
Start date: 14-05-2020
End date: 25-05-2022
Total budget - Public funding: 212 933,76 Euro - 212 933,00 Euro
Cordis data

Original description

In the past three decades, nanomedicine has emerged as a promising strategy in cancer treatment and has led to numerous proposed drug delivery systems. Nanoparticles aim to improve selectivity towards cancer cells while reducing off-target effects and toxicity towards normal cells. Among these systems, self-assembled RNA nanoparticles have been of great interest for drug delivery, because of their low cost, high yielding assembly and retained functionality. Yet, challenges such as poor nuclease resistance, biodistribution and cellular delivery remains to be addressed, to fully propels these structures towards clinical applications. To optimize these systems, there is a huge need to understand precisely their interactions with biological components. In particular, upon injection in vivo, it is known that serum proteins adsorb on nanoparticles. The composition of this so-called protein-corona on RNA particles remains fully unexplored.

Herein, I propose to characterize the protein corona on RNA nanoparticles using state-of-the-art methodologies (proteomics, super-resolution microscopy, SELEX), as well as understand the role the corona on the fate of RNA structures. I will engineer the protein corona to improve biological outcomes of RNA particles, previously developed by Sixfold Bioscience Ltd. Overall, the project aims at providing tools and rules for rational engineering of the protein corona. In the long term, the project, grouping experts in industry and in academia, aims towards the development of a preclinical candidate, as well as answering fundamental questions on nanoparticles delivery.

Status

CLOSED

Call topic

MSCA-IF-2019

Update Date

28-04-2024
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Horizon 2020
H2020-EU.1. EXCELLENT SCIENCE
H2020-EU.1.3. EXCELLENT SCIENCE - Marie Skłodowska-Curie Actions (MSCA)
H2020-EU.1.3.2. Nurturing excellence by means of cross-border and cross-sector mobility
H2020-MSCA-IF-2019
MSCA-IF-2019