title: Chiasma distribution at diakinesis in the normal human male.
mesh_terms: D000368:Aged; D002875:Chromosomes; D003434:Crossing Over, Genetic; D006801:Humans; D007621:Karyotyping; D007700:Kinetics; D008297:Male; D008540:Meiosis; D013094:Spermatozoa / Q000166:cytology; D013194:Staining and Labeling; D013737:Testis / Q000166:cytology