SARS-CoV-2 Omicron XBB.1.5, CA.3.1, and CH.1.1 exhibit remarkable antibody resistance

In a recent study posted to bioRxiv* preprint server, researchers at Ohio State University examined the degree of neutralizing antibody (nAb) evasion by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron XBB.1.5, CA.3.1, and CH.1.1 subvariants.