Protective activity of mRNA vaccines against ancestral and variant SARS-CoV-2 strains
B. Ying, B. Whitener, L. A. VanBlargan, A. O. Hassan, S. Shrihari, C.-Y. Liang, C. E. Karl, S. Mackin, R. E. Chen, N. M. Kafai, S. H. Wilks, D. J. Smith, J. M. Carreno, G. Singh, F. Krammer, , M. S. Diamond
This study evaluates the protective efficacy of mRNA vaccines against SARS-CoV-2 variants in mice, showing that low-dose vaccines lead to breakthrough infections with Delta variant.
bioRxiv · Aug 25, 2021Microbiology