> Moderna's vaccine, conversely, was grown in HEK 293 Do you have a link to confirm that? I thought that Pfizer/BioNTech as well as Moderna used HEK cells sole

> Moderna's vaccine, conversely, was grown in HEK 293 Do you have a link to confirm that? I thought that Pfizer/BioNTech as well as Moderna used HEK cells solely for testing.