Muriel Davisson is an American geneticist[1] who developed the Down syndrome mouse model Ts65Dn.
In 1959 she graduated from Pemetic High School in Southwest Harbor, Maine.
Her work concentrates on developing mouse models of human genetic disorders including Down syndrome.
Her mice was used in a number of Down syndrome studies leading to promising drug therapies.
[2] In 2002 the National Down Syndrome Society named her "Researcher of the Year."