Abstract

CORONAVIRUS: AN OVERVIEW

Nasrin Aktar, Xiaohui Zhou

Abstract

Coronavirus is a common virus that causes an infection. Through a mysterious source of the medium, the first-time coronavirus was identified in 1960. Nose, sinus or upper throat, are part of the body's primary infection. Furthermore fatal diseases like SARS, various respiratory diseases, start with a common cold. Due to having a crownlike shape structure, they get their identity name. In nature maximum coronaviruses are not hazardous. Although, a particular number of coronaviruses are serious. The epidemic of a severe acute respiratory syndrome (SARS) has left 774 dead in 2003. Nine years later, the number of people dying increased from Middle East respiratory syndrome (MERS), which was first revealed in Saudi Arabia in 2002, along with other countries like Europe, Africa, and Asia, moreover different Middle East country sites. One American was hospitalized for MERS in Indiana, and another was reported in Florida in April 2014. As of 2015, no additional reports of SARS have been obtained. Nevertheless, an outbreak of MERS in May 2015, was in Korea, which is outside of the Arabian Peninsula. Besides, in December 2019, the World Health Organization (WHO) discovered a new coronavirus (2019-nCoV) outbreak in China. Patients experienced fever, cough, and shortness of breath and pneumonia, which was reported by the Chinese Health Authorities. Furthermost by Various aspects of coronavirus biology are discussed in this review, which will help to understand more about coronaviruses and its possible causes such as in wildlife.

Keywords: Coronavirus, SARS, MERS, nucleocapsid, genome, pathogenesis, epidemic, transmission.