Cases of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection in
Manaus, Brazil, resurged in late 2020 despite previously high levels of infection. Genome …

Objectives To evaluate the genomic diversity and geographic distribution of SARS-CoV-2
lineages in South America. Methods SARS-CoV-2 lineages from a public dataset of 5583 …

We have detected a new variant circulating in December in Manaus, Amazonas state, north
Brazil, where very high attack rates have been estimated previously. The new lineage …

The high numbers of COVID-19 cases and deaths in Brazil have made Latin America an
epicentre of the pandemic. SARS-CoV-2 established sustained transmission in Brazil early …

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 …

Background Brazil is the third country most affected by Coronavirus disease-2019 (COVID-
19), but viral evolution in municipality resolution is still poorly understood in Brazil and it is …

Despite all efforts to control the COVID-19 spread, the SARS-CoV-2 reached South America
within three months after its first detection in China, and Brazil became one of the hotspots of …

The sharp increase of COVID-19 cases in late 2020 has made Brazil the new epicenter of
the ongoing SARS-CoV-2 pandemic. The novel viral lineages P. 1 (Variant of Concern …

During the first year of the SARS-CoV-2 pandemic in Mexico, more than two million people
were infected. In this study, we analyzed full genome sequences from 27 February 2020 to …

Background Genomic surveillance of SARS-CoV-2 in Portugal was rapidly implemented by
the National Institute of Health in the early stages of the COVID-19 epidemic, in collaboration …