Vaccine Breakthroughs

Dorothy discovered that a significant percentage of individuals vaccinated against rubella were silently reinfected, posing risks to unvaccinated pregnant women. Her research led to the development of the WI 38 rubella vaccine, which has since saved millions from various infectious diseases. The global effort to eradicate smallpox not only eliminated the disease but also established a robust vaccine infrastructure, paving the way for future immunization programs worldwide.