CD8+ T-Cell Responses in COVID-19 Convalescent Individuals Target Conserved Epitopes from Multiple Prominent SARS-CoV-2 Circulating Variants

Andrew D. Redd, Alessandra Nardin, Hassen Kared, Evan M. Bloch, Andrew Pekosz, Oliver Laeyendecker, Brian Abel, Michael Fehlings, Thomas C. Quinn, Aaron A.R. Tobian

Research output: Contribution to journalArticlepeer-review

Abstract

This study examined whether CD8+ T-cell responses from coronavirus disease 2019 convalescent individuals (n = 30) potentially maintain recognition of the major severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants (alpha, beta, gamma; n = 45 mutations assessed). Only 1 mutation found in Beta variant-spike overlapped with a previously identified epitope (1/52), suggesting that virtually all anti-SARS-CoV-2 CD8+ T-cell responses should recognize these newly described variants.

Original languageEnglish (US)
Article numberofab143
JournalOpen Forum Infectious Diseases
Volume8
Issue number7
DOIs
StatePublished - Jul 2021

Keywords

  • CD8+ T cell
  • COVID-19
  • SARS-CoV-2
  • convalescent patients

ASJC Scopus subject areas

  • Oncology
  • Clinical Neurology

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