Ishikawa H, Sakurada K, Fujita T, Yamauchi T
Department of Public Health, School of Medicine, Mie University, Tsu, Japan.
Reprod Fertil Dev. 1997;9(8):775-9. doi: 10.1071/r98015.
A cryptorchid mouse with a 39,X/40,XY chromosome constitution was identified among 414 offspring born in the departmental XO mouse breeding colony. This mouse had a small testis on the left, with no sign of spermatogenesis, and a normal ovary on the right with several corpora lutea.