Lejeune (* 26 June 1926; "† 4 April 1994) was a French and Genetiker.

It described 1963 as the first under scientific criteria the cat cry syndrome. It designated it after the cat-similar cry (cri you chat = cat cry) of the children concerned in the early infancy. It was designated after it and is well-known therefore also under Lejeune syndrome.

it found 1959 out that with most humans with down syndrome in each body cell 47 Chromosomen are present instead of as usual 46. A Chromosom had to be present thus trebled (trisom). Which was that, he could not determine however at that time yet. Today one knows that it is the Chromosom 21.

Related links

• Web operational readiness level '' of the Fondation Lejeune ''

Articles in category "Jme Lejeune"

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