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20 feb 1879 anni - Begins studies in the field of vaccination

Descrizione:

After accidentally exposing some chickens to an aged form of the cholera virus, they become resistant to the disease. This was the beginning of the vaccination firld.

Aggiunto al nastro di tempo:

The Lifetime of Louis Pasteur

ByShayma Abdullahi
6 nov 2017
0
0
1198

Data:

20 feb 1879 anni
Adesso
~ 146 years ago

Immagini:

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