3 Researchers Break Down COVID-19 Vaccines They're Developing (3 Types) | Cause + Control

Dr. Seema Yasmin talks to three COVID-19 vaccine researchers who are developing three different types of vaccines. Traditionally, vaccines are created by using a weakened or dead version of the virus and injecting that into the body. Many of these developing coronavirus vaccines are using new technologies. What's the difference between recombinant protein-based vaccine, a DNA-based vaccine and an mRNA-based vaccine?