Neutralizing antibody and T cell responses against SARS-CoV-2 variants of concern following ChAdOx-1 or BNT162b2 boosting in the elderly previously immunized with CoronaVac vaccine

Abstract Background The existence of SARS-CoV-2 variants of concern (VOCs) in association with evidence of breakthrough infections despite vaccination resulted in the need for vaccine boosting. In elderly individuals, information on the immunogenicity of booster vaccinations is limited. In countries...

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Main Authors: Chalerm Liwsrisakun, Supansa Pata, Witida Laopajon, Nuchjira Takheaw, Warawut Chaiwong, Juthamas Inchai, Chaicharn Pothirat, Chaiwat Bumroongkit, Athavudh Deesomchok, Theerakorn Theerakittikul, Atikun Limsukon, Pattraporn Tajarernmuang, Nutchanok Niyatiwatchanchai, Konlawij Trongtrakul, Kantinan Chuensirikulchai, Watchara Kasinrerk
Format: Article
Language:English
Published: BMC 2022-05-01
Series:Immunity & Ageing
Subjects:
Online Access:https://doi.org/10.1186/s12979-022-00279-8