Tag: oxford-astrazeneca

While there has been a sustained decline of new Coronavirus Disease 2019 (COVID-19) cases in Europe during the past few weeks, new variants have been raising alarms
Oxford-AstraZeneca Vaccine may be Weaker against South African Variant
While there has been a sustained decline of new Coronavirus Disease 2019 (COVID-19) cases in Europe during the past few weeks, new variants have raised alarms. Mutations in spike proteins, such as the E484K mutation,...