Ellyn A Duschenes

Learn More
Monozygous twin 14-year-old mentally retarded boys with the fragile X syndrome were treated either with 10 mg folic acid by mouth daily or with a placebo for three test periods of 3-month duration each in a blind study. For each twin, tests of cognitive functioning, reading, spelling, and math skills, and linguistic and perceptual skills were compared.(More)
The syndrome associated with the fragile X has become recognized as a common cause of mental retardation in males and some females. The fragile X chromosome is expressed only when cells from the patients are grown in medium deficient in folic acid or containing a folate antagonist. This syndrome has been the subject of numerous reports, and recent(More)
  • 1