Meiosis and spermatogenesis in G-trisomic males.
D000328:Adult; D001706:Biopsy; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D005298:Fertility; D006801:Humans; D007621:Karyotyping; D008214:Lymphocytes; D008297:Male; D008540:Meiosis; D008938:Mitosis; D012867:Skin; D013091:Spermatogenesis; D013094:Spermatozoa; D013737:Testis / Q000473:pathology; D014314:Trisomy