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Content archived on 2024-05-30

Mechanisms of cell dysfunction by aggregation dynamics of polyQ-containing proteins

Objective

Protein aggregation is a hallmark of several ageing-related neurodegenerative diseases, such as Huntington’s disease (HD), Alzheimer’s disease and prion-mediated diseases. Different cellular pathways influence the rate of aggregation, and clearance of intermediate protein species and aggregates in the cell (for example, autophagy or proteasomal degradation). Many signalling pathways regulate these processes. These signalling events, and the molecular pathways downstream are not completely understood. In HD there is an inverse correlation between the number of CAG triplets found in mutated huntingtin (htt) and the age-of-onset of the symptoms. However, there is a wide variation in the age-at-onset of the disease among carriers of short mutant glutamine tracts, suggesting that the genetic background strongly influences the severity of the disease. Hence the broad objective of this proposal is to find molecules that modulate protein aggregation.
We will use in vivo (C. elegans) and in vitro (mammalian cells) models of HD to find new molecules and pathways that modulate aggregation and toxicity induced by polyglutamines. The second objective of this proposal is to understand the mechanism by which mHtt toxic species alter cellular processes, with special focus on pre-synaptic function.

Fields of science (EuroSciVoc)

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Topic(s)

Calls for proposals are divided into topics. A topic defines a specific subject or area for which applicants can submit proposals. The description of a topic comprises its specific scope and the expected impact of the funded project.

Call for proposal

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FP7-PEOPLE-2012-CIG
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Funding Scheme

Funding scheme (or “Type of Action”) inside a programme with common features. It specifies: the scope of what is funded; the reimbursement rate; specific evaluation criteria to qualify for funding; and the use of simplified forms of costs like lump sums.

MC-CIG - Support for training and career development of researcher (CIG)

Coordinator

FUNDACION PARA LA INVESTIGACION DEL HOSPITAL UNIVERSITARIO LA FE DE LA COMUNIDAD VALENCIANA
EU contribution
€ 100 000,00
Address
AV FERNANDO ABRIL MARTORELL 106
46026 Valencia
Spain

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Region
Este Comunitat Valenciana Valencia/València
Activity type
Research Organisations
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Total cost

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