Part 8/18:
A recurring concern is the lengthy timeline for vaccine development. While rapid prototyping of vaccines is technically possible, ensuring safety and efficacy takes years. Dr. Michael explains that initial tests involve animal studies, followed by phased human trials involving a small, then larger, volunteer groups. Importantly, he mentions antibody-dependent enhancement (ADE)—a phenomenon where vaccine-induced immunity can sometimes worsen disease—necessitating cautious, thorough testing.