In reply to @jianfcpku

Fanchong Jian

@jianfcpku · Twitter · 2024-11-08 14:24 UTC

However, in those who received inactivated vaccines or were infected with BA.5/BF.7 before XBB/JN.1 infection, we observed much more similar neutralization results over variants. The recent KP.3.1.1 (S31del) showed the strongest immune escape ability.(7/