All variants? but N-Terminal is not immune to mutations and the specific antibody will drive evolutionary selection for those mutations - and rapid development

All variants? but N-Terminal is not immune to mutations and the specific antibody will drive evolutionary selection for those mutations - and rapid development of new variants https://pmc.ncbi.nlm.nih.gov/articles/PMC8647783/ https://pmc.ncbi.nlm.nih.gov/articles/PMC8647783/ search "N-Terminal"