title: Fragile X chromosome related to mental retardation in males.
mesh_terms: D002872:Chromosome Deletion; D003470:Culture Media; D005260:Female; D005347:Fibroblasts / Q000648:ultrastructure; D005492:Folic Acid; D008040:Genetic Linkage; D006801:Humans; D008607:Intellectual Disability / Q000209:etiology / Q000235:genetics*; D008297:Male; D012729:Sex Chromosome Aberrations / Q000150:complications; D012730:Sex Chromosomes; D012737:Sex Factors; D014960:X Chromosome
chemical_list: D003470:Culture Media; D005492:Folic Acid