POLYTHEA | Design and photo-optimization of Photosensitizer for Human Health and Food security applications or “how light can save lives”

Summary
The development of active compounds that can efficiently fight microbial infections and cancer are of utmost importance for food security and human health, two main challenges for Europe. Tetrapyrrolic photosensitizers (PS) are good candidates to meet these expectations. These photo-excitable molecules induce cell death via the formation of oxygen reactive species (ROS) and present very low toxicity in the absence of light. They are already used in photodynamic therapy (PDT) for cancer or skin disease treatments or in photo-antimicrobial chemo-therapy (PACT). Unfortunately, the research and training are still largely fragmented in this field in Europe. Some scientific barriers have to be overcome to increase their efficacy, e.g. improvement of the excitation pathways, ROS production, specific cell targeting, Gram (-) bactericidal effect and prevention and/or eradication of biofilms. That is why the EJD Polythea project aims developing an integrated and multidisciplinary approach of PDT through the implementation of 10 PhD research projects. The Polythea consortium proposes to develop (i) new tetrapyrrolic PS for various types of PDT including anti-cancer, anti-bacterial, anti-inflammatory and immune-activating application, improving their photophysical and biological properties; and (ii) innovative bio-inspired drug carriers or supports.
In parallel, a joint doctorate structure gathering 5 countries will be created and a multidisciplinary and inter-sectorial training programme will be implemented through network events and secondments to non-academic partners. It will provide a common background on PDT to the ESRs and make them more valuable employees, effective at problem solving. Practical applications should come out of this project such as first aid bandages, new skin/anti-tumour treatments, self-sterilizing surfaces for food industry or prosthetic devices.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/764837
Start date: 01-01-2018
End date: 30-06-2022
Total budget - Public funding: 2 548 256,76 Euro - 2 548 256,00 Euro
Cordis data

Original description

The development of active compounds that can efficiently fight microbial infections and cancer are of utmost importance for food security and human health, two main challenges for Europe. Tetrapyrrolic photosensitizers (PS) are good candidates to meet these expectations. These photo-excitable molecules induce cell death via the formation of oxygen reactive species (ROS) and present very low toxicity in the absence of light. They are already used in photodynamic therapy (PDT) for cancer or skin disease treatments or in photo-antimicrobial chemo-therapy (PACT). Unfortunately, the research and training are still largely fragmented in this field in Europe. Some scientific barriers have to be overcome to increase their efficacy, e.g. improvement of the excitation pathways, ROS production, specific cell targeting, Gram (-) bactericidal effect and prevention and/or eradication of biofilms. That is why the EJD Polythea project aims developing an integrated and multidisciplinary approach of PDT through the implementation of 10 PhD research projects. The Polythea consortium proposes to develop (i) new tetrapyrrolic PS for various types of PDT including anti-cancer, anti-bacterial, anti-inflammatory and immune-activating application, improving their photophysical and biological properties; and (ii) innovative bio-inspired drug carriers or supports.
In parallel, a joint doctorate structure gathering 5 countries will be created and a multidisciplinary and inter-sectorial training programme will be implemented through network events and secondments to non-academic partners. It will provide a common background on PDT to the ESRs and make them more valuable employees, effective at problem solving. Practical applications should come out of this project such as first aid bandages, new skin/anti-tumour treatments, self-sterilizing surfaces for food industry or prosthetic devices.

Status

CLOSED

Call topic

MSCA-ITN-2017

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.1.3.1. Fostering new skills by means of excellent initial training of researchers
H2020-MSCA-ITN-2017
MSCA-ITN-2017