SARS-CoV-2 variants of concern (VOCs) can trigger severe endemic waves and vaccine
breakthrough infections (VBI). We analyzed the cellular and humoral immune response in 8 …

Understanding vaccine-mediated protection against severe acute respiratory syndrome
coronavirus-2 (SARS-CoV-2) is critical to overcoming the global coronavirus disease 2019 …

Public health vaccination recommendations for COVID-19 primary series and boosters in
previously infected individuals differ worldwide. As infection with SARS-CoV-2 is often …

To identify the most efficient methods of immunological protection against SARS-CoV-2,
including the currently most widespread variants of concern (VOCs)—B. 1.1. 7, B. 1.351 and …

Confronted with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants,
such as Delta and Omicron, with high infectivity and immune evasion capacity, vaccination …

Background SARS-CoV-2 vaccination has proven the most effective measure to control the
COVID-19 pandemic. Booster doses are being administered with limited knowledge on their …

During the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic, new
vaccine strategies including lipid nanoparticle delivery of antigen encoding RNA have been …

SARS-CoV-2 vaccination has proven effective in inducing an immune response in healthy
individuals and is progressively us allowing to overcome the pandemic. Recent evidence …

Background Practical guidance is needed regarding the vaccination of coronavirus disease
2019 (COVID-19) convalescent individuals in resource-limited countries. It includes the …

Background The immunogenicity of repeated vaccination and hybrid immunity in vulnerable
patients remains unclear. Methods We studied the impact of iterative Covid-19 mRNA …