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Over the millennia, infectious diseases have been mass killers on a scale we cannot begin to imagine today Coronaviruses are different from other viral epidemics of the past decades As Erin Mackie states in her fairy tale From rags to riches, from a little pauper in bloodstained clogs to a princess in red Moroccan slippers;\'it is appropriate to use this similitude to the coronaviruses They are common in several species of domestic and wild animals, and in humans are usually considered to be the cause of common cold However, the epidemics of two beta coronaviruses, SARS-CoV (2002-2003) and MERS-CoV (2012) have infected more than 10 000 people with mortality rates of 9 6% for SARS-CoV and 34 4% for MERS-CoV Mentioned epidemics were moving the position of coronaviruses from the shadow to the spotlight and reaffirmed the importance of understanding how coronaviruses emerge, infect, and cause disease or death Almost 8 years after the highly fatal MERS-CoV were appeared a series of pneumonia cases of unknown origin emerged in Wuhan, China with clinical presentations resampling to viral pneumonia Based on the sequencing analysis of samples collected from respiratory tract of infected people, a novel coronavirus, designed as SARS-CoV-2, was detected However, it is more widespread than SARS-CoV, more infectious than seasonal influenza and has killed more people than Ebola With a total of 60 834 776 infected people with confirmed SARS-CoV-2 (until now) is a rank among the highest pathogenic human coronavirus that has emerged in the last two decades
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Over the millennia, infectious diseases have been mass killers on a scale we cannot begin to imagine today Coronaviruses are different from other viral epidemics of the past decades As Erin Mackie states in her fairy tale „From rags to riches, from a little pauper in bloodstained clogs to a princess in red Moroccan slippers;“it is appropriate to use this similitude to the coronaviruses They are common in several species of domestic and wild animals, and in humans are usually considered to be the cause of common cold However, the epidemics of two beta coronaviruses, SARS-CoV (2002-2003) and MERS-CoV (2012) have infected more than 10 000 people with mortality rates of 9 6% for SARS-CoV and 34 4% for MERS-CoV Mentioned epidemics were moving the position of coronaviruses from the shadow to the spotlight and reaffirmed the importance of understanding how coronaviruses emerge, infect, and cause disease or death Almost 8 years after the highly fatal MERS-CoV were appeared a series of pneumonia cases of unknown origin emerged in Wuhan, China with clinical presentations resampling to viral pneumonia Based on the sequencing analysis of samples collected from respiratory tract of infected people, a novel coronavirus, designed as SARS-CoV-2, was detected However, it is more widespread than SARS-CoV, more infectious than seasonal influenza and has killed more people than Ebola With a total of 60 834 776 infected people with confirmed SARS-CoV-2 (until now) is a rank among the highest pathogenic human coronavirus that has emerged in the last two decades [ABSTRACT FROM AUTHOR] Copyright of Journal of Microbiology, Biotechnology & Food Sciences is the property of Slovak University of Agriculture in Nitra, Faculty of Biotechnology & Food Sciences and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder\'s express written permission However, users may print, download, or email articles for individual use This abstract may be abridged No warranty is given about the accuracy of the copy Users should refer to the original published version of the material for the full abstract (Copyright applies to all Abstracts )
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