High-throughput sequencing-based neutralization assay reveals how repeated vaccinations impact titers to recent human H1N1 influenza strains.

There was a slight trend for the first-time vaccinees to have higher titers than the previous-year vaccinees at 30 days post-vaccination, particularly against 5a.2 clade strains, but by 182 days post-vaccination the differences had mostly disappeared.

also in 2,443 other papers