Abstract The Severe Acute Respiratory Syndrome coronavirus 2 (SARS-CoV-2) is the
causative agent of an unprecedented worldwide pandemic. Brazil demonstrates one of the …

Genomic surveillance of SARS-CoV-2 is paramount for understanding viral dynamics,
contributing to disease control. This study analyzed SARS-CoV-2 genomic diversity in Rio …

Tocantins is a state in the cross-section between the Central-West, North and Northeast
regions of Brazilian territory; it is a gathering point for travelers and transportation from the …

In the present study, we provide a retrospective genomic epidemiology analysis of the SARS-
CoV-2 pandemic in the state of Rio de Janeiro, Brazil. We gathered publicly available data …

Background The COVID-19 pandemic had a major impact on indigenous populations.
Understanding the viral dynamics within this population is essential to create targeted …

Recently, the highest wave of SARS-CoV-2 epidemic occurred since the beginning of the
pandemic in Brazil was registered in Rio Grande do Sul (RS) State, Southern Brazil …

Delta VOC is highly diverse with more than 120 sublineages already described as of
November 30, 2021. In this study, through active monitoring of circulating severe acute …

From a country with one of the highest SARS-CoV-2 morbidity and mortality rates, Brazil has
implemented one of the most successful vaccination programs. Brazil's first model city …

Introduction A characteristic of the COVID-19 pandemic has been the sequential emergence
and global dissemination of SARS-CoV-2 variants, noted for their enhanced transmission …

SARS-CoV-2 has caused a high number of deaths in several countries. In Brazil, there were
37 million confirmed cases of COVID-19 and 700,000 deaths caused by the disease. The …