A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technology

While there are several SARS-CoV-2 vaccines currently available, additional options must be provided that are safe, effective, and affordable for the entire global population. We have developed a novel immune activating platform technology that will fill this need. This recombinant platform protein...

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Main Authors: Edward J. Quinlan, Richard Chubet, Peter Leonardi
Format: Article
Language:English
Published: Taylor & Francis Group 2022-11-01
Series:Human Vaccines & Immunotherapeutics
Subjects:
Online Access:http://dx.doi.org/10.1080/21645515.2022.2062971
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author Edward J. Quinlan
Richard Chubet
Peter Leonardi
author_facet Edward J. Quinlan
Richard Chubet
Peter Leonardi
author_sort Edward J. Quinlan
collection DOAJ
description While there are several SARS-CoV-2 vaccines currently available, additional options must be provided that are safe, effective, and affordable for the entire global population. We have developed a novel immune activating platform technology that will fill this need. This recombinant platform protein is produced in insect cells using baculoviral expression technology similar to what is currently used for several other approved vaccines as well as employed by myriad GMP facilities globally. Thus, infrastructure exists for rapid scale up following initial optimizations. Here we report initial results for a SARS-CoV-2 vaccine (OMN008) based on our platform technology. Unadjuvanted OMN008 vaccination resulted in robust antigenicity and neutralization. Additionally, OMN008 vaccination induced a specific CD8 T-cell response. All of these results taken together indicate OMN008 may be an excellent candidate to fill gaps left by the currently available vaccines. Further testing is necessary to fully optimize production; however, overall cost of production should remain low given the simple formulation of this recombinant platform.
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spelling doaj.art-a81593c2cee547ceb8098406793dc9fc2023-09-26T13:19:06ZengTaylor & Francis GroupHuman Vaccines & Immunotherapeutics2164-55152164-554X2022-11-0118410.1080/21645515.2022.20629712062971A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technologyEdward J. Quinlan0Richard Chubet1Peter Leonardi2OmniCyte LLCOmniCyte LLCOmniCyte LLCWhile there are several SARS-CoV-2 vaccines currently available, additional options must be provided that are safe, effective, and affordable for the entire global population. We have developed a novel immune activating platform technology that will fill this need. This recombinant platform protein is produced in insect cells using baculoviral expression technology similar to what is currently used for several other approved vaccines as well as employed by myriad GMP facilities globally. Thus, infrastructure exists for rapid scale up following initial optimizations. Here we report initial results for a SARS-CoV-2 vaccine (OMN008) based on our platform technology. Unadjuvanted OMN008 vaccination resulted in robust antigenicity and neutralization. Additionally, OMN008 vaccination induced a specific CD8 T-cell response. All of these results taken together indicate OMN008 may be an excellent candidate to fill gaps left by the currently available vaccines. Further testing is necessary to fully optimize production; however, overall cost of production should remain low given the simple formulation of this recombinant platform.http://dx.doi.org/10.1080/21645515.2022.2062971sars-cov-2vaccinet-cellbaculovirussubunitdendritic celldc-sign
spellingShingle Edward J. Quinlan
Richard Chubet
Peter Leonardi
A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technology
Human Vaccines & Immunotherapeutics
sars-cov-2
vaccine
t-cell
baculovirus
subunit
dendritic cell
dc-sign
title A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technology
title_full A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technology
title_fullStr A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technology
title_full_unstemmed A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technology
title_short A novel SARS-CoV-2 subunit vaccine engineered on an immune-activating platform technology
title_sort novel sars cov 2 subunit vaccine engineered on an immune activating platform technology
topic sars-cov-2
vaccine
t-cell
baculovirus
subunit
dendritic cell
dc-sign
url http://dx.doi.org/10.1080/21645515.2022.2062971
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