Search results
Jul 1, 2020 · The SARS-CoV-2 genome is a strand of RNA that is about 29,900 bases long—near the limit for RNA viruses. Influenza has about 13,500 bases, and the rhinoviruses that cause common colds have about ...
Nov 25, 2020 · The S1/S2 boundary of SARS-CoV-2 spike protein constitutes the cleavage site for the subtilisin-like host cell protease furin, which sets SARS-CoV-2 S apart from SARS-CoV S. The furin cleavage site includes four residues (P681, R682, R683, and A684) and is located at the boundary between the S1 and S2 subunit.
Dec 20, 2023 · Diagnostic Testing for SARS-CoV-2 Infection. For diagnosing current SARS-CoV-2 infection, the Centers for Disease Control and Prevention (CDC) recommends using either a nucleic acid amplification test (NAAT) or an antigen test. 1 Testing may also be used for screening and to determine the length of a patient’s isolation period. 2 There may be a window period of up to 5 days after exposure ...
Mar 24, 2021 · SARS-CoV-2 variants have been classified by the Centers for Disease Control and Prevention (CDC) as variants of interest, variants of concern, and variants of high consequence.
Nov 8, 2023 · COVID-19, the disease caused by SARS-CoV-2, has caused significant morbidity and mortality worldwide. The betacoronavirus continues to evolve with global health implications as we race to learn ...
The origin of SARS-CoV-2. The fact that severe acute respiratory syndrome coronavirus 2 derived from bat coronaviruses highlights inherent issues of the way we interact with the environment. Talha Burki reports. Researchers examining coronaviruses and bats are used to working with large numbers. A 2017 study of 12 333 bats from Latin America ...
SARS-CoV-2 is a positive-sense single-stranded RNA virus. It is contagious in humans and is the cause of the coronavirus disease 2019 (COVID-19). Deep mutational scanning experiments on an S2 ...
