Background It was urgent and necessary to synthesize the evidence for vaccine
effectiveness (VE) against SARS-CoV-2 variants of concern (VOC). We conducted a …

Background The efficacy of SARS-CoV-2 vaccines in preventing severe COVID-19 illness
and death is uncertain due to the rarity of data in individual trials. How well the antibody …

Genomic surveillance has shaped our understanding of severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) variants. We performed a global landscape analysis on SARS …

Abstract The SARS-CoV-2 Delta variant has spread rapidly worldwide. To provide data on
its virological profile, we here report the first local transmission of Delta in mainland China …

The COVID-19 pandemic has profound adverse effects on the population on dialysis.
Patients requiring dialysis are at an increased risk of SARS-CoV-2 infection and mortality …

Knowing vaccine effectiveness (VE) against variants of concern (VOCs) in the real-world
setting is essential for public health decision-making. A systematic landscape of the VE …

The clinical course and outcome of COVID-19 are highly variable, ranging from
asymptomatic infections to severe disease and death. Understanding the risk factors of …

As novel SARS-CoV-2 variants with different patterns of spike protein mutations have
emerged, the susceptibility of these variants to neutralization by antibodies has been rapidly …

Background Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the virus
responsible of the current pandemic ongoing all around the world. Since its discovery in …

Research on coronavirus disease 2019 vaccination in immune-deficient/disordered people
(IDP) has focused on cancer and organ transplantation populations. In a prospective cohort …