A case of intersexuality in the horse with type 2A+XXXY chromosome formula.
D000818:Animals; D003582:Cytogenetics; D012734:Disorders of Sex Development / Q000473:pathology / Q000662:veterinary*; D005835:Genitalia / Q000002:abnormalities; D006734:Horse Diseases; D006736:Horses; D007621:Karyotyping; D007713:Klinefelter Syndrome / Q000662:veterinary; D007985:Leydig Cells; D008297:Male; D012728:Sex Chromatin; D012729:Sex Chromosome Aberrations / Q000662:veterinary*; D013737:Testis / Q000473:pathology