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Deciphering the RBPome in mosquitoes during virus infection

Description du projet

Décoder le rôle des RBP du moustique

Minuscules créatures à six pattes, les moustiques sont dangereux pour la santé humaine car ce sont les vecteurs de maladies les plus efficaces de tout le royaume animal. Parmi eux, le moustique Aedes est le plus mortel, car il transmet des virus tels que Zika, la dengue, le chikungunya et la fièvre jaune. Durant de nombreuses années, les insecticides ont été utilisés pour contrôler les populations de moustiques, mais ces derniers ont démontré leur capacité à faire évoluer leur résistance. Le projet DRmov, financé par l’UE, examinera les protéines de liaison à l’ARN (RBP pour RNA-binding proteins) des moustiques. Impliquées dans le métabolisme de l’ARN cellulaire et viral, les RBP sont considérées comme des cibles idéales pour les thérapies antivirales. Le projet propose de dresser l’inventaire des RBP (RBPome) de moustiques utilisant la capture des interactomes des ARN (RNA-IC pour RNA-interactome capture).

Objectif

The impact of mosquito-borne diseases has expanded dramatically in the last few decades to become an emerging global health problem, with around 1 billion new infections and 1 million deaths each year. In Europe there are more than 20 countries with established populations of invasive Aedes mosquitoes. Aedes mosquitoes are the principle vectors responsible for transmitting high-risk pathogens such as ZIKA virus (ZIKV), dengue (DENV), yellow fever virus (YFV), chikungunya virus (CHKV) and Venezuelan equine encephalitic virus (VEEV). Despite our vulnerabilities to mosquito-borne diseases, virus replication dynamics is still poorly understood especially in the invertebrate vectors. No treatment against these viruses targeting essential viral proteins are currently available. Thus, the World Health Organisation (WHO) and its Vector Control Advisory Group has urged for insect vector control. Vector control is usually performed through insecticides; however, resistance can emerge in mosquitoes leading to persistence of the disease. Therefore, virologists are turning their interests toward host factors that play essential roles in infection as novel antiviral targets, since they can potentially exhibit broad-spectrum efficacy. In particular, scientists envision that genetically modified mosquitoes with disrupted genes required for infection can be re-inserted into natural habitats or through targeting these genes by RNAi in order to control viral spread. As all mosquito-borne viruses have RNA genome, cellular RNA-binding proteins (RBPs) emerge as ideal targets for antiviral therapies, as they are key players in cellular and viral RNA metabolism . Thus, we propose here to profile comprehensively the compendium of mosquito RBPs (RBPome) using RNA-interactome capture (RNA-IC). Furthermore, we will apply different cutting-edge methods to identify the role of mosquito RBPs during virus infection.

Champ scientifique (EuroSciVoc)

CORDIS classe les projets avec EuroSciVoc, une taxonomie multilingue des domaines scientifiques, grâce à un processus semi-automatique basé sur des techniques TLN.

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Régime de financement

MSCA-IF-EF-ST - Standard EF

Coordinateur

UNIVERSITY OF GLASGOW
Contribution nette de l'UE
€ 74 977,92
Adresse
UNIVERSITY AVENUE
G12 8QQ Glasgow
Royaume-Uni

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Type d’activité
Higher or Secondary Education Establishments
Liens
Coût total
€ 74 977,92

Participants (1)