Thomas L. Perry finds diminished levels of GABA in the brains of HD patients.
1973
John Meeks and Natalie Stein suggest that the HD allele causes premature aging.
1974
Milton Wexler establishes the Foundation for Research in Hereditary Disease, which will later become the Hereditary Disease Foundation.
1976
Joseph T. Coyle develops the first rat model of HD by using kainic acid. The rats exhibited HD-like symptoms such as decreased weight, motor dysfunction, brain atrophy, neuronal inclusions and other cognitive impairments.
1977
The Congressional Commission for the Control of Huntington´s Disease and Its Consequences is held to develop a comprehensive report on HD in the United States.
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1972
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