Background: The rationale of transmission prevention is related to mechanisms, and evidence from observations has shown an improper use personal protective equipment (PPE). Objective: We aim describe the on mechanisms severe acute respiratory syndrome coronavirus 2 (SARS CoV-2) practices. Method: Review published literature disease 2019 (COVID-19) in Scopus, Science Direct, PubMed databases. Re...

Abstract The pandemic of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has compelled extraordinary attention to the development therapeutic reagents. favorable physical properties nanobodies make them attractive candidates for investigations their ability block viral entry. By X-ray crystallography we determined structural basis interaction a panel synthetic (Sb14, Sb16, Sb45 and...