In less than two years since SARS-CoV-2 emerged, the new coronavirus responsible for
COVID-19, has accumulated a great number of mutations. Many of these mutations are …

Some of the lineages of SARS-CoV-2, the new coronavirus responsible for COVID-19,
exhibit higher transmissibility or partial resistance to antibody-mediated neutralization and …

The COVID-19 pandemic, which began in Wuhan (Hubei, China), has been ongoing for
about a year and a half. An unprecedented number of people around the world have been …

Emerging mutations and genotypes of the SARS-CoV-2 virus, responsible for the COVID-19
pandemic, have been reported globally. In Costa Rica during the year 2020, a predominant …

The severe acute respiratory syndrome coronavirus type 2 (SARS-CoV-2) is the
etiopathogenic agent of COVID-19, a condition that has led to a formally recognized …

SARS-CoV-2 variants emerged in late 2020, and at least three variants of concern (B. 1.1. 7,
B. 1.351, and P1) have been reported by WHO. These variants have several substitutions in …

The virus that causes severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2)
belongs to the genus Beta coronavirus and the family Coronaviridae. The SARS-CoV-2 virus …

Since the worldwide emergence of the COVID-19 outbreak, there have been international
concerns about the possible viral evolution into variants with underlying mutations that may …

Genome sequencing is a key strategy in the surveillance of SARS-CoV-2, the virus
responsible for the COVID-19 pandemic. Latin America is the hardest-hit region of the world …

Mutations in the SARS-CoV-2 genome can affect the gene encoding the Spike (S) antigen,
which interacts with the host cell specific receptor, selecting mutant variants with changes in …