The dynamics of antibody-secreting plasmablasts and germinal centre B cells induced by these vaccines in humans remain unclear. SARS-CoV-2 mRNA-based vaccines are about 95% effective in preventing COVID-19 1, 2, 3, 4, 5. Nature volume 596, pages 109–113 ( 2021) Cite this article SARS-CoV-2 mRNA vaccines induce persistent human germinal centre responses