Engineered IgA-Fc fusion protein with bioactive nanobody neutralizes SARS-CoV-2 variants with mucosal delivery potential - Rachel M. Golonka; Lauren E. Intravaia; Ala M. Shaqra; Qi Li; Yongzhi Chen; Fiachra Humphries; Nese Kurt-Yilmaz; Kate A. Fitzgerald; Celia A. Schiffer; Yang Wang; Lisa A. Cavacini (Journal of Biological Chemistry, 2026)