TY - JOUR AU - Bundey, S AB - 3 Med Genet 28: 358-360 1991; and eight of the latter. Considering HLA markers, hormones, and males alone there were nine ESN(M) disease LETTERS TO boys and five ESN(S) boys. Secondly, the prevalence in schoolchildren aged THE EDITOR In 1972, Ivanyi et al' reported that a from 11 1 to 16 years becomes in 1039 genetic factor identical to or closely (range 1 in 840 to 1 in 1178) and is linked to the H-2 system in the mouse approximately the same for both sexes. is involved in the control of sex This is not very different from our hormone metabolism. On the basis of previous prevalence figure of 1 in 952. this finding, they made a remarkable We have been interested to see prediction: "If the situation in histo- whether the publicity given to the In view of the findings of Sutherland compatibility genetics in man is fragile X syndrome has resulted in any and Baker' of a non-pathological analogous to that in the mouse, a great increase in diagnosis of the condition in fragile site at Xq27.2 (the common number of physiological characters the West Midlands. We considered be fragile site FRAXD), which may and disorders may TI - Prevalence of fragile X syndrome. JF - Journal of Medical Genetics DO - 10.1136/jmg.28.5.358 DA - 1991-05-01 UR - https://www.deepdyve.com/lp/british-medical-journal/prevalence-of-fragile-x-syndrome-M4U5uiu0gC SP - 358 EP - 358 VL - 28 IS - 5 DP - DeepDyve ER -