The first viral vaccine was created by drying out infected rabbit spinal cords
In a groundbreaking 1885 medical breakthrough, Louis Pasteur developed the first viral vaccine by using dried spinal cords from infected rabbits to safely trigger immunity against the deadly rabies virus.
Louis Pasteur revolutionized medicine in 1885 by creating a rabies vaccine from the desiccated spinal tissue of infected rabbits. By drying the tissue for up to 14 days, Pasteur successfully weakened the virus until it was safe enough to inject while still providing immunity.
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