title: Distinctive fluorescence of quinacrine-labelled human G group chromosomes.
mesh_terms: D002904:Chromosomes, Human, 21-22 and Y / Q000032:analysis*; D004314:Down Syndrome / Q000209:etiology; D005453:Fluorescence; D006801:Humans; D007621:Karyotyping; D008297:Male; D011796:Quinacrine; D012730:Sex Chromosomes / Q000032:analysis*; D014314:Trisomy
chemical_list: D011796:Quinacrine