Signs and Symptoms of COVID-19 with Risk factors

Signs and Symptoms of COVID-19

Coronavirus disease 2019 (COVID-19) is an infectious respiratory tract infection caused by SARS-CoV-2. The disease was first reported from Wuhan, China and has since then, spread globally, causing the 2019-2020 pandemic. The mode of transmission for this disease is through close physical contact and small droplets that develop during coughing, sneezing and even talking. Even though these droplets might be …

Read moreSigns and Symptoms of COVID-19 with Risk factors

Structure and Genome of SARS-CoV-2 (COVID-19) with diagram

Structure and Genome of SARS-CoV-2 (COVID-19) with diagram

Coronaviruses (CoVs) are enveloped positive sense, single-stranded RNA viruses that belong to the subfamily Coronavirinae, family Coronavirdiae, order Nidovirales. Four genera of CoVs, namely, Alphacoronavirus (αCoV), Betacoronavirus (βCoV), Deltacoronavirus (δCoV), and Gammacoronavirus (γCoV), are distinguished. This group of viruses is of zoonotic origin with αCoV and βCoV found in bats and rodents while δCoV and γCoV are found in avian …

Read moreStructure and Genome of SARS-CoV-2 (COVID-19) with diagram