title: The XY chromosome pair in mouse and human spermatocytes, visualised by silver staining.
mesh_terms: D000818:Animals; D006801:Humans; D008297:Male; D008540:Meiosis; D012730:Sex Chromosomes / Q000648:ultrastructure*; D012834:Silver; D013090:Spermatocytes / Q000648:ultrastructure*; D013094:Spermatozoa / Q000648:ultrastructure*; D013194:Staining and Labeling
chemical_list: D012834:Silver