Dain A R, Bridge P S
J Reprod Fertil. 1978 Sep;54(1):197-201. doi: 10.1530/jrf.0.0540197.
A Friesian calf with an elongated urethra and without a vulva was born twin to a dead bull calf. Red cell chimaerism and XY/XY/XXY lymphocytes were found in the blood, XX/XXY mosaicism was found in the skin and the minute gonads which some showed signs of early testicular development.
一头尿道延长且无外阴的弗里斯兰小牛与一头死的公牛犊是双胞胎。血液中发现红细胞嵌合体以及XY/XY/XXY淋巴细胞,皮肤和微小性腺中发现XX/XXY嵌合现象,部分微小性腺有早期睾丸发育迹象。