title: Y chromosome visibility in quinacrine-stained human spermatozoa.
mesh_terms: D006651:Histocytochemistry; D006801:Humans; D008297:Male; D011796:Quinacrine; D012730:Sex Chromosomes; D013077:Sperm Head / Q000648:ultrastructure; D013094:Spermatozoa / Q000648:ultrastructure*
chemical_list: D011796:Quinacrine