title: No longer 'all-or-none'.
authors.forename: Mary F
authors.initials: MF
authors.lastname: Lyon
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D041321:Chromosomes, Human, X / Q000235:genetics; D018899:CpG Islands; D004303:Dosage Compensation, Genetic; D005260:Female; D006801:Humans; D008297:Male; D008394:Marsupialia / Q000235:genetics; D062085:RNA, Long Noncoding; D022661:RNA, Untranslated / Q000235:genetics; D014960:X Chromosome; D014998:Y Chromosome
chemical_list: D062085:RNA, Long Noncoding; D022661:RNA, Untranslated; C077885:XIST non-coding RNA