The overall objective of this project is to develop an emergent treatment protocol using adoptive T-cell therapy for the treatment of severe COVID-19. The central hypothesis is that SARS-CoV-2 specific T cells from convalescent donors who have recovered from COVID-19 can be manufactured expeditiously for the treatment of severe SARS-CoV-2 infections.
A novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the cause of Coronavirus Disease 2019 (COVID-19). Currently, no vaccine or specific treatment has been proven to be effective. While waiting for vaccine to be developed, passive immunity can be acquired immediately by adoptive transfer of SARS-CoV-2 specific T cells from convalescent donors into newly infected patients. The aim of this protocol is to demonstrate the feasibility of preparing SARS-CoV-2 specific T cells from convalescent donors for urgent clinical use. The specific hypothesis is that SARS-CoV-2 specific T cells can be isolated from the blood of convalescent donors rapidly and efficiently using SARS-CoV-2 specific peptides and an automated medical device for emergent treatment of severe COVID-19 disease. A minimum of 8 convalescent donors will be recruited from Singapore to attain HLA sharing with at least 90% of the general population.
Study Type
OBSERVATIONAL
Enrollment
8
Donation of 1 unit of blood or leukapheresis
National University Hospital
Singapore, Singapore
RECRUITINGSingapore General Hospital
Singapore, Singapore
RECRUITINGSuccess rate in production of SARS-CoV-2 specific T cells from convalescent donor
Success of SARS-CoV-2 specific T cell manufacturing is defined as production of \>200,000 T cells per donor. The success rate will be summarized descriptively.
Time frame: Two weeks (The expected duration of donor participation is 2 weeks)
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