MỘT SỐ ĐẶC ĐIỂM QUAN TRỌNG CỦA CORONAVIRUS VÀ CHỦNG SARS-CoV-2

Abstract

Coronavirus is a group of the subfamily Coronavirinae in the family Coronaviridae, order Nidovirales. There are 7 Coronavirus serotypes that have been associated with disease in humans (HCoV) belonging to 2 genera Alpha and Betacoronavirus. Coronaviruses can be spread through direct contact with droplets emitted from an infected person's airways or indirectly through contact with an infected person's secretions through objects or surroundings. The new strain of coronavirus, designated by WHO as SARS-CoV-2, is the causative agent of COVID-19. Genome analysis revealed that SARS-CoV-2 was a Betacoronavirus. Animals sold for food are suspected of being a reservoir or intermediary for the virus because many of the first infected people were identified as workers at the Huanan Seafood Market, Wuhan City (China). Based on available statistics, the elderly and the one who have chronic diseases, weak immune systems... are the people who is at risk of death from COVID-19 disease.