N501Y mutation in SARS-CoV-2 Delta variant is key to breakthrough infections - News-Medical.Net

A study in the Philadelphia area found that severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants evolve to become more contagious and resistant to COVID-19 vaccines. In addition, dep… [+3818 chars] A study in the Philadelphia area found that severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants evolve to become more contagious and resistant to COVID-19 vaccines. In addition, depending on the sublineage, SARS-CoV-2 variants such as the De? Read More