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 …

Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) is a novel virus that spread
worldwide from 2019 causing the Coronavirus disease 19 (COVID-19) pandemic. SARS …

Breakthrough SARS-CoV-2 infections in fully vaccinated individuals are considered a
consequence of waning immunity. Serum antibodies represent the most measurable …

The elicited anti-SARS-CoV-2 immunity is becoming increasingly complex with individuals
receiving a different number of vaccine doses paired with or without recovery from …

Empirical evidence addressing the association between SARS-CoV-2 vaccination and long
COVID would guide public health priorities and inform personal health decisions. Herein …

Anti-viral immunity continuously declines over time after SARS-CoV-2 infection. Here, we
characterize the dynamics of anti-viral immunity during long-term follow-up and after …

(1) Background: The coronavirus 2019 (COVID-19) pandemic has caused multiple waves of
cases and deaths in the United States (US). The wild strain, the Alpha variant (B. 1.1. 7) and …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a virus that belongs to
the coronavirus family and is the cause of coronavirus disease 2019 (COVID-19). As of May …

Background Currently, promoted vaccinations against SARS-CoV-2 are being given out
globally. However, the occurrence of numerous COVID-19 variants has hindered the goal of …

Abstract The SARS‐CoV‐2 Delta (B. 1.617. 2) variant is capable of infecting vaccinated
persons. An open question remains as to whether deficiencies in specific vaccine‐elicited …