Long COVID is the patient-coined term for the disease entity whereby persistent symptoms
ensue in a significant proportion of those who have had COVID-19, whether asymptomatic …

A large body of evidence generated in the last two and a half years addresses the roles of T
cells in SARS-CoV-2 infection and following vaccination. Infection or vaccination induces …

The Omicron, or Pango lineage B. 1.1. 529, variant of severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) carries multiple spike mutations with high transmissibility and …

Immunological memory is the basis of protective immunity provided by vaccines and
previous infections. Immunological memory can develop from multiple branches of the …

Individuals with potential exposure to severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) do not necessarily develop PCR or antibody positivity, suggesting that some …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccine rollout has
coincided with the spread of variants of concern. We investigated whether single-dose …

Antibody response to first BNT162b2 dose in previously SARS-CoV-2-infected individuals - The
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Vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) have
shown high efficacy, but immunocompromised participants were excluded from controlled …

Vaccination against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is
effective in preventing hospitalization from severe COVID-19. However, multiple reports of …

Human coronaviruses cause a wide spectrum of disease, ranging from mild common colds
to acute respiratory distress syndrome and death. Three highly pathogenic human …