Development of a novel gene therapy to treat diabetic macular oedema

Lead Research Organisation: University of Cambridge
Department Name: Clinical Neurosciences

Abstract

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Publications

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Studentship Projects

Project Reference Relationship Related To Start End Student Name
MR/R502303/1 01/10/2017 30/04/2022
1944187 Studentship MR/R502303/1 01/10/2017 30/09/2021 Michael Whitehead
 
Description CHARACTERISATION OF EXOSOME-ASSOCIATED AAV2 AS A NOVEL GENE THERAPY TECHNOLOGY TO ENABLE REPEATED GENE TRANSFER IN MOUSE MODELS OF DIABETIC MACULAR OEDEMA?
Amount £9,000 (GBP)
Funding ID G103197 
Organisation Novo Nordisk Foundation 
Sector Charity/Non Profit
Country Denmark
Start 06/2019 
End 06/2020
 
Description Enhanced neuroprotection of the optic nerve using exosome-associated capsid mutant AAV2
Amount £10,000 (GBP)
Organisation Sight Research UK 
Sector Charity/Non Profit
Country United Kingdom
Start 01/2020 
End 01/2020
 
Description Repeated Gene Transfer using Exosome-associated AAV2 Gene Therapy Modalities
Amount £7,500 (GBP)
Funding ID G104080 
Organisation Addenbrooke's Charitable Trust (ACT) 
Sector Charity/Non Profit
Country United Kingdom
Start 12/2019 
End 11/2020
 
Description Assessment of purity of ExoAAV2 gene therapies 
Organisation University of Cambridge
Country United Kingdom 
Sector Academic/University 
PI Contribution We provided the viruses to be tested for purity.
Collaborator Contribution The collaborators brought the purity testing kits and performed the experiments.
Impact We have been able to test the purity of our viruses in a way that we have not been able to before. This data will be used in our publication which we hope to submit by the end of 2020.
Start Year 2020
 
Description Assessment of role of Trim21 on AAV2 neutralisation 
Organisation University of Cambridge
Country United Kingdom 
Sector Academic/University 
PI Contribution We investigated the role of Trim21 in mediating the neutralisation of AAV2. I undertook all of the cell culture and neutralising antibody experiments.
Collaborator Contribution The collaborators provided all of the cell lines for the experiments. They also provided access to the flow cytometer for the assessment of the role of Trim21.
Impact The project is still very much in its infancy but we have some interesting preliminary data.
Start Year 2020
 
Description Inhibition of neutralising antibody responses using anti-CD138 Abs 
Organisation University of California, Los Angeles (UCLA)
Country United States 
Sector Academic/University 
PI Contribution We will test anti-CD138 Abs in our mouse model of anti-AAV2 neutralising antibody responses.
Collaborator Contribution The collaborators will provide the Abs for us to work with
Impact We have not yet commenced the experiments, however, the collaboration has been informally agreed
Start Year 2020
 
Description Testing B and Tl cell responses to AAV in the spleens 
Organisation University of Cambridge
Country United Kingdom 
Sector Academic/University 
PI Contribution We have supplied splenic tissue to the Sage group at Cambridge cardiovascular.
Collaborator Contribution The Sage group have assessed B and T cell activation using flow cytometry.
Impact We have been pleased with the data so far. We are continuing our collaboration to look at dendritic cell changes in the spleens after AAV injection.
Start Year 2021