Possible Collaborator - BBC News26 Jul 2021 10:46
https://www.bbc.co.uk/news/health-57553602
The section regarding Janssen sounded like it could have potential links to a novel silica nanoparticle delivery system...
'The pharmaceutical giant would not say if this was connected to coronavirus or other infectious diseases, but a spokesperson said the research was part of a deep focus on "exploring novel technology that has the potential to ease distribution, administration and compliance" of future vaccines.'