SARS-CoV-2 is a global threat that influenced healthcare systems around the world. This
virus caused an infection in humans with different clinical signs and syndromes, severity …

Abstract Coronavirus disease (COVID-19) is an infectious disease caused by a newly
discovered coronavirus, severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) …

Abstract Coronavirus disease 2019 (COVID‐19), caused by a highly pathogenic emerging
virus, is called severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2). Knowledge …

Background. The viral spike (S) protein and host ACE2 and TMPRSS2 genetic variations
may act as a barrier to viral infections or determine susceptibility to severe acute respiratory …

The SARS-CoV-2 pandemic has become one of the most serious health concerns globally.
Although multiple vaccines have recently been approved for the prevention of coronavirus …

The severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) is responsible for the
current pandemic affecting almost all countries in the world. SARS-CoV-2 is the agent …

Background A carboxypeptidase protein called ACE2 is found in many organs. ACE2
protein can play a pivotal role to regulate the pathological changes of several diseases …

The recent global COVID-19 public health emergency is caused by SARS-CoV-2 infections
and can manifest extremely variable clinical symptoms. Host human genetic variability could …

Coronavirus disease 2019 (COVID-19) shows a wide variation in expression and severity of
symptoms, from very mild or no symptoms, to flu-like symptoms, and in more severe cases …

Background: The world has been suffering from the Coronavirus Disease-2019 (COVID-19)
pandemic since the end of 2019. The COVID-19-infected patients differ in the severity of the …