In this episode, we’ll discuss Louis Pasteur’s groundbreaking work on vaccinations, rooted in Germ Theory. His accidental discovery that weakened germs could provide immunity was pivotal. Pasteur developed vaccines for anthrax and rabies, helping to eradicate some of the deadliest diseases. The competitive scientific landscape, influenced by events like the Franco-Prussian War, accelerated advancements in understanding other diseases, such as diphtheria. Researchers found that diphtheria produces a poison, leading to the creation of an antitoxin through dilution.

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