title: NOR-bearing Y chromosome in a primate, Hylobates (Symphalangus) syndactylus.
mesh_terms: D000818:Animals; D015186:Hominidae / Q000235:genetics*; D006922:Hylobates / Q000235:genetics*; D008297:Male; D009697:Nucleolus Organizer Region / Q000648:ultrastructure*; D012730:Sex Chromosomes / Q000648:ultrastructure*; D014998:Y Chromosome / Q000648:ultrastructure*