The SARS-CoV-2 Omicron BA.1 spike G446S mutation potentiates antiviral T-cell recognition. - Motozono C; Toyoda M; Tan TS; Hamana H; Goto Y; Aritsu Y; Miyashita Y; Oshiumi H; Nakamura K; Okada S; Udaka K; Kitamatsu M; et al. (Nature communications, 2022)