22 dic 1890 anni - Roux and Behring
Descrizione:
Pierre Roux and Emily Behring (colleagues of Pasteur and Koch respectively) worked separately on Diphtheria. Roux discovered that the bacteria produce a toxin and Behring discovered that weakened bacteria produce an antitoxin to that toxin.Aggiunto al nastro di tempo:
Data:
22 dic 1890 anni
Adesso
~ 134 years ago