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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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30 déc. 1931 - In 1932 German bacteriologist Gerhard Domagk announced that the red dye Prontosil is active against streptococcal infections in mice and humans.
Ajouté au bande de temps:
Engineering 2 9/29/17
By
Josiah Valery
2 oct. 2017
0
0
869
Date:
30 déc. 1931
Maintenaint
~ Il y a 93 ans
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