Anti-A and SARS-CoV-2: an intriguing association.
Valeria de Freitas DutraCarolina Bonet BubAna Paula H YokoyamaRuth AchkarRafael Rahal Guaragna MachadoMurilo AssunçãoGabriela CandeláriaCamila Pereira SoaresRoberta Maria FachiniRita Fontão-WendelNelson HamerschlakLuiz Fernando Lima ReisDanielle Bastos AraujoVictor NudelmanJoao R R PinhoLuiz V RizzoAraci M SakashitaPatrícia ScuracchioEdison Luiz DurigonSilvano WendelJosé Mauro KutnerPublished in: Vox sanguinis (2021)
In this retrospective cohort, COVID-19 individuals were less likely to belong to blood types O and B, and also had lower SARS-CoV-2 antibody titres than A and AB individuals. COVID-19 severity did not associate with the blood groups.