Derek Lowe discussed it a few months ago: https://blogs.sciencemag.org/pipeline/archives/2021/01/11/rna-vaccines-and-their-lipids https://blogs.sciencemag.org/

Derek Lowe discussed it a few months ago: https://blogs.sciencemag.org/pipeline/archives/2021/01/11/rna-vaccines-and-their-lipids https://blogs.sciencemag.org/pipeline/archives/2021/01/11/rn... https://blogs.sciencemag.org/pipeline/archives/2021/02/22/more-on-mrna-vaccine-manufacturing https://blogs.sciencemag.org/pipeline/archives/2021/02/22/mo...