Male sex organs in mice (IMAGE) University of Queensland Caption Left, XY mouse lacking Sry-T, that developed as female. Right, XX mouse carrying Sry-T transgene, that developed as male. Credit Makoto Tachibana, Osaka University. Usage Restrictions © Makoto Tachibana, Osaka University. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.