Article
FRAXE and mental retardation.
Journal of medical genetics - 1 Mar 1995
Mulley J C, Yu S, Loesch D Z, Hay D A, Donnelly A, Gedeon A K, Carbonell P, López I, Glover G, Gabarrón I
Abstract excerpt
Mental impairment and instability of the CCG repeat at FRAXE is described in six kindreds. Cosegregation of FRAXA and FRAXE was found within one of these kindreds. Cytogenetic expression of FRAXE was shown to skip a generation when associated with a reduction in size of the CCG expansion when transmitted through a male; however, in general, transmission occurred through females and a copy number increased from...
Topics
- Adolescent
- Adult
- Aged
- Blotting, Southern
- Child
- Chromosome Fragility
- Cytogenetics
- Family Health
- Female
- Fragile X Syndrome
- Heterozygote
- Humans
