2. Materials and Methods Samples were obtained from the Hermes Pardini Institute (HP), a
large Brazilian diagnostic company that performs on average 240,000 COVID-19 tests per …

Different approaches are in use to improve our knowledge about the causative agent of
coronavirus disease (COVID-19). Cell culture-based methods are the better way to perform …

Summary On December 9th, the Brazilian Ministry of Health (MoH) recognised the first case
of reinfection in the country. A 37-years-old healthcare worker resident in Northeast Brazil …

The Amazonas was one of the most heavily affected Brazilian states by the COVID-19
epidemic that resulted in the infection of a large proportion of individuals from that state …

Abstract Sao Paulo State, currently experiences a second COVID‐19 wave overwhelming
the healthcare system. Due to the paucity of SARS‐CoV‐2 complete genome sequencing …

Background We report a genomic surveillance of SARS-CoV-2 lineages circulating in
Paraná, southern Brazil, from March 2020 to April 2021. Our analysis, based on 333 …

Almost simultaneously, several studies reported the emergence of novel severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) lineages characterized by distinct …

Abstract Sao Paulo State, the most populous area in Brazil, currently experiences a second
wave of the COVID-19 pandemic which overwhelmed the healthcare system. Recently, due …

Abstract Background SARS-CoV-2, the virus that causes COVID-19, is constantly mutating,
leading to new variants that culminate in a temporal lineages fluctuation. B. 1.1. 28 lineage …

As 2021 comes to a close, the advances in vaccination against COVID-19 allow the world to
glimpse an end to the pandemic. In Brazil, the disease has cost more than 600,000 lives and …