Browse By Topic Vaccines
How Dangerous is the Delta Variant (B.1.617.2)?
Delta has quickly become the dominant SARS-CoV-2 variant in over a dozen countries around the world. How contagious and deadly is this variant? Will vaccines remain protective against Delta?
COVID-19 Vaccine Breakthrough Infections: Microbial Minutes
What is a breakthrough infection? Why is COVID-19 vaccine breakthrough occurring and how does its frequency compare to that of other viruses and vaccines?
Real World Effectiveness of Pfizer and Moderna Vaccines: Microbial Minutes
Do Pfizer and Moderna vaccines prevent SARS-CoV-2 infection? Can you transmit the virus after you’ve been vaccinated? How effective are mRNA vaccines in real world scenarios?