Objective
AMPA-type glutamate receptors (AMPARs) mediate most fast excitatory synaptic transmission in the brain. The regulation of certain AMPARs (calcium-permeable; CP-AMPARs) is relevant in synaptic plasticity, neuronal development and certain neurological diseases. AMPARs are regulated by transmembrane AMPA regulatory proteins (γ-2, -3, -4, -8; TARPs), which affect the trafficking and also important biophysical properties of AMPARs. Among them, we have recently demonstrated that TARPs increase single-channel conductance and attenuate block by intracellular polyamines of CP-AMPARs (Soto et al., 2007). However, the mechanisms involved in those changes are yet to be determined. On the other hand, new AMPARs auxiliary subunits have been recently discovered, such as γ-5, γ-7 or CNIHs raising interesting questions regarding the role of these proteins in AMPARs function. For example, how do TARPs modify the block of AMPARs by polyamines? How do the new auxiliary subunits affect some biophysical properties of AMPARs? Do TARPs or CNIHs modulate AMPARs in periferic nervous system (motorneurons or Schwann cells)? Therefore, the aim of the proposed research project is to further our understanding of the roles played by AMPARs auxiliary subunits (TARPs and CNIHs). We will address the following issues: 1) Using patch-clamp techniques we will investigate AMPARs modulation by auxiliary subunits and the molecular mechanisms involved in that modulation. 2) With the patch-clamp technique in either expression systems or neuronal cultures, we will study AMPARs auxiliary subunits focusing on the new recently discovered ones. We will take advantage of pharmacological and molecular tools (site-directed mutagenesis and siRNA) combined with the patch-clamp records. 3) The role of auxiliary subunits will be investigated in motor neurons and Schwann cells. We anticipate that the results will shed new light on the AMPAR field that will be invaluable in future improvements for certain CNS conditions.
Fields of science (EuroSciVoc)
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: https://op.europa.eu/en/web/eu-vocabularies/euroscivoc.
CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: https://op.europa.eu/en/web/eu-vocabularies/euroscivoc.
- natural sciences biological sciences neurobiology
- natural sciences biological sciences biochemistry biomolecules proteins
You need to log in or register to use this function
We are sorry... an unexpected error occurred during execution.
You need to be authenticated. Your session might have expired.
Thank you for your feedback. You will soon receive an email to confirm the submission. If you have selected to be notified about the reporting status, you will also be contacted when the reporting status will change.
Programme(s)
Multi-annual funding programmes that define the EU’s priorities for research and innovation.
Multi-annual funding programmes that define the EU’s priorities for research and innovation.
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.
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
Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.
Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.
FP7-PEOPLE-2011-CIG
See other projects for this call
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.
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
08908 L'Hospitalet De Llobregat
Spain
The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.