Higher Delta variant-specific neutralizing antibodies prevented infection in close contacts vaccinated with ancestral mRNA vaccines during the SARS-CoV-2 Delta wave. - Goh, Yun Shan; Fong, Siew-Wai; Tay, Matthew Zirui; Rouers, Angeline; Chang, Zi Wei; Chavatte, Jean-Marc; Hor, Pei Xiang; Loh, Chiew Yee; Huang, Yuling; Tan, Yong Jie; Wang, Bei; Ngoh, Eve Zi Xian; et al. (Scientific Reports, 2023)