IgG-Bridging-Seeded Synergistic Aggregation of SARS-CoV-2 Spikes Underlies Potent Neutralization by A Low-Affinity Antibody
Niannian Lv, Peng Chen, Xiaobin Dai, Hu Xu, Ziheng Li, Zelin Shan, Jinqian Li, Fenglin Guo, Yuanfang Chen, Jiayi Li, Yiqian Huang, Guizhi Dong, Yifan Jiang, Liang Chen, Xuanyu Nan, , Yuhe Renee Yang
This paper identifies a low-affinity SARS-CoV-2 antibody, P5-1C8, that neutralizes Omicron JN.1 through IgG-mediated spike aggregation rather than direct binding.
Advanced Science · Dec 7, 2025Peer-reviewedCell Biology