… respiratory syndrome coronavirus 2 (SARS-CoV-2) provides natural immunity against …
immunity provided by the BNT162b2 vaccine. The time course of natural and hybrid immunity …

… the efficacy and duration of natural immunity derived from large … of natural immunity as
opposed to vaccine induced and so-called hybrid immunity, ie immunity achieved by SARS-CoV-2 …

… This finding confirms the valid antiviral protection put in place by our immune system over
time, after SARS-CoV-2 infection. In these patients the circulating memory of the T CD8+ …

… Conclusions This study demonstrated that natural immunity confers longer lasting and …
Delta variant of SARS-CoV-2, compared to the BNT162b2 two-dose vaccine-induced immunity. …

… immunity in limiting disease severity. Here, we review some of the key mechanisms underlying
cell-mediated immunity to … role of SARS-CoV-2-specific T cells following natural infection …

… immunity after natural SARS-CoV-2 infection, except perhaps isolated populations or clusters.
For example, Manaus, Brazil suffered amongst the highest seroprevalence in response to …

… SARS-CoV-2 uninfected UK cohort recently vaccinated with BNT162b2 (Pfizer-BioNTech, two
doses delivered 18-28 days apart), alongside a cohort naturally … naturally-induced immune …

… coronavirus 2 (SARS-CoV-2) pandemic hinges on virus evolution and duration of immune
protection of natural … afforded by natural infection, the effect of viral immune evasion on …

… and b parameters for SARS-CoV-2, SARS-CoV-1, and MERS-CoV specifying as coevolving
and … on the durability of immunity against natural reinfection to durability of immunity against …

… Although previous VoCs emerged in a world in which natural immunity from COVID-19
infections was common, this fifth VoC has emerged at a time when vaccine immunity is increasing …