As you plan activities for the upcoming July 4th holiday, health experts say to be aware of a new Covid-19 variant. We haven't heard a lot about Covid lately, but doctors say the new variant is highly ...
Virus entry is thought to involve binding a unique receptor for cell attachment and cytosolic entry. For SARS-CoV-2 underlying the COVID-19 pandemic, angiotensin- converting enzyme 2 (ACE2) is widely ...