title: Preferential inactivation of the paternally derived X chromosome in mice.
mesh_terms: D000482:Allantois / Q000648:ultrastructure; D000818:Animals; D002823:Chorion / Q000648:ultrastructure; D002871:Chromosome Banding; D004622:Embryo, Mammalian / Q000648:ultrastructure; D005260:Female; D005855:Germ Layers / Q000648:ultrastructure; D051379:Mice; D009030:Mosaicism; D012730:Sex Chromosomes; D014178:Translocation, Genetic; D014960:X Chromosome; D015017:Yolk Sac / Q000648:ultrastructure