Short Wave The Past, Present and Future of mRNA Vaccines
May 10, 2021
Dr. Margaret Liu, a physician and board chair of the International Society for Vaccines, discusses the fascinating journey of mRNA vaccines. Explore how these groundbreaking vaccines have been over 30 years in the making. Liu highlights the rapid development spurred by the pandemic and compares mRNA technology with traditional vaccines. She also dives into the future possibilities, including applications for influenza, HIV, and cancer treatment, while tackling challenges like storage and distribution. This enlightening conversation reshapes our understanding of vaccine technology.
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mRNA Vaccine Mechanism
- mRNA vaccines use mRNA code to produce a single viral protein.
- This protein triggers an immune response, protecting against future encounters.
mRNA Delivery and Stability
- mRNA's instability requires protection from degradation.
- Lipid nanoparticles encase mRNA, acting as a delivery system into cells.
mRNA and Inflammation
- mRNA can cause excessive inflammation, hindering its effectiveness.
- Scientists found the "Goldilocks" level of inflammation for optimal immune response in 2005.