Prior SARS-CoV-2 infection is associated with protection against symptomatic reinfection

Type Journal Article Author Aidan T. Hanrath Author Brendan A. I. Payne Author Christopher J. A. Duncan URL https://www.journalofinfection.com/article/S0163-4453(20)30781-7/abstract Series Letter to the Editor Publication Journal of Infection ISSN 0163-4453, 1532-2742 Date 26/12/2020 Extra Publisher: Elsevier PMID: 33373652 Journal Abbr Journal of Infection DOI 10.1016/j.jinf.2020.12.023 Library Catalog www.journalofinfection.com Language English Abstract It has been recently suggested that prior exposure to seasonal coronaviruses might confer cross-protection against SARS-CoV-2.1 Whether SARS-CoV-2 infection itself confers immunity to reinfection has not been established. Immunity is probable, at least in the short term, because reinfections are infrequently reported, despite over 55 million primary infections occurring worldwide since December 2019.2 Protection against short term reinfection has been observed in a non-human primate model of SARS-CoV-2.