mRNA booster vaccination protects aged mice against the SARS-CoV-2 Omicron variant oleh Etsuro Nanishi, Marisa E. McGrath, Timothy R. O’Meara, Soumik Barman, Jingyou Yu, Huahua Wan, Carly A. Dillen, Manisha Menon, Hyuk-Soo Seo, Kijun Song, Andrew Z. Xu, Luke Sebastian, Byron Brook, Anna-Nicole Bosco, Francesco Borriello, Robert K. Ernst, Dan H. Barouch, Sirano Dhe-Paganon, Ofer Levy, Matthew B. Frieman, David J. Dowling