February 25, 2021
Moderna and Pfizer s vaccines were the first to cross the finish line and get FDA approval. That s partly because the J&J shot uses different tech.
SHOW TRANSCRIPT COVID vaccine biopharmaceuticals. Sounds complicated. Overwhelmingly technical. But doctors tell Newsy understanding the science in the shots may help people feel more confident in picking a COVID vaccine that’s right for them.
Dr. John Hammer, infectious disease specialist at Rose Medical Center: We ll have some good options for preventing severe illness hopefully rolling out across the population over the course of the next several months.
All pathogens that cause infectious diseases like COVID-19 have an associated antigen, and the antigen is what activates our immune system to fight that virus.