... copy of DMRT1 in the sexdetermining region of the Y chromosome of the medaka, Oryzias latipes Proc Natl Acad Sci USA 99, 11778–11783 Matsuda M, Nagahama Y, Shinomiya A, Sato T, Matsuda C, Kobayashi ... correlated with the rearing temperature (up at male-determining temperatures and down at femaledetermining temperatures) [26] Dmrt1 expression in fish and other vertebrates, what does it tell us? In ... Kajiura-Kobayashi H, Suzuki A, Saito N, Nakamoto M, Shibata N & Nagahama Y (2004) Two DM domain genes, DMY and DMRT1, involved in testicular differentiation and development in the medaka, Oryzias latipes...