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1 ore 30 min, 19 giug 1910 anni - Flexner investiga la inmunidad contra la polio

Descrizione:

En el Instituto Rockefeller para la Investigación Médica de Nueva York, el Dr. Simon Flexner, Dr. (1863-1946) demostró que las “sustancias germicidas” estaban presentes en el cuerpo de monos que habían sobrevivido a la polio
http://www.buenastareas.com/ensayos/Linea-Del-Tiempo-De-Las-Vacuna/26974910.html

Aggiunto al nastro di tempo:

Vacunación

ByReDCid UvU
16 nov 2017
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0
417

Data:

1 ore 30 min, 19 giug 1910 anni
Adesso
~ 115 years ago

Immagini:

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