Three years ago, mRNA biotechnology was poised to provide just what the world needed to fight SARS-CoV-2. Researchers already had been working to develop nucleotide therapies for cancers and infectious disease, and the pandemic gave companies an immediate proving ground for speeding up development and demonstrating what such technology could accomplish. Capitalizing on the resulting success, developers of mRNA and related oligonucleotides now are looking to the future and addressing a number of manufacturing challenges to ensure widespread access to…