[theold]

This indicated that BA.5 efficiently evaded vaccine-induced neutralization. Moreover, the team noted that the fourth mRNA vaccine dose did not induce significant neutralization against BA.5. The third and fourth doses elicited low neutralization against BA.5 and could be responsible for the ongoing surge in BA.5 infection across the globe.

The researchers believe that there is an urgent need for an updated COVID-19 vaccine that neutralizes the highly immune evasive SARS-CoV-2 Omicron BA.5 sublineage.

https://www.news-medical.net/news/202208...ccine.aspx