Genetic Defect Causing Fragile X-Related Disorders More Common Than Thought, University of California, Davis (UCD) Study  
12/21/2012 7:22:10 AM

A single genetic defect on the X chromosome that can result in a wide array of conditions -- from learning and emotional difficulties to primary ovarian insufficiency in women and tremors in middle-aged men -- occurs at a much greater frequency than previously thought, research led by the UC Davis MIND Institute has found.