Having that idea in mind , he injected zinc chloride into the thalami of cats .
In 1873 , Edouard Fournie tried to experiment in order to gain better understanding of the role of the thalamus in the brain .
Having that idea in mind , Edouard Fournie injected zinc chloride into the thalami of cats .
In 1873 , Edouard Fournie tried to experiment in order to gain better understanding of the role of the thalamus in the brain .