According to health organizations, emerging viral infections are a major threat to global public health. COVID-19, which appeared in December in Wuhan, China and spread quickly around the world, is actually a type of coronavirus (CoV) – one that is similar to SARS-CoV and MERS-CoV, all which attack the respiratory system and derive from animal origin. (A Look Into the Epigenetice of a Coronavirus Infection – March 10, 2020). Since these new viruses are able to mutate quickly in humans…..