Lilit Grigoryan, Yupeng Feng, Lorenza Bellusci, Lilin Lai, Bushra Wali, Madison Ellis, Meng Yuan, Prabhu S Arunachalam, Mengyun Hu, Sangeeta Kowli, Sheena Gupta, Sofia Maysel-Auslender, Holden T Maecker, Hady Samaha, Nadine Rouphael, Ian A Wilson, Alberto C Moreno, Mehul S Suthar, Surender Khurana, Stéphane Pillet, Nathalie Charland, Brian J Ward, Bali Pulendran
Vaccine adjuvants increase the breadth of serum antibody responses, but whether this is due to the generation of antigen-specific B cell clones with distinct specificities or the maturation of memory B cell clones that produce broadly cross-reactive antibodies is unknown. Here, we longitudinally analyzed immune responses in healthy adults after two-dose vaccination with either a virus-like particle COVID-19 vaccine (CoVLP), CoVLP adjuvanted with AS03 (CoVLP+AS03), or a messenger RNA vaccination (mRNA-1273)...
April 5, 2024: Science Immunology