Low levels of neutralizing antibodies against SARS-CoV-2 KP.3.1.1 and XEC in serum from seniors in May 2024
Even Fossum, Elisabeth Lea Vikse, Anna Hayman Robertson, Asia‐Sophia Wolf, Andreas Rohringer, Lill Trogstad, Siri Mjaaland, Olav Hungnes, Karoline Bragstad
This study assesses neutralizing antibody levels against SARS-CoV-2 variants KP.3.1.1 and XEC in seniors, finding low responses that support vaccine booster recommendations.
Influenza and Other Respiratory Viruses · May 1, 2025Peer-reviewedImmunology