Generation of germinal-vesicle oocytes from mouse embryonic stem cells under an ovarian soma-free condition

Yoshiaki Nosaka, Masahiro Nagano, Yukihiro Yabuta, Baku Nakakita, So I Nagaoka, Ikuhiro Okamoto, Hiromichi Sasada, Ken Mizuta, Fumiya Umemura, Hiroto Kuma, Yasushi Okochi, Yoshitaka Katou, Bernard de Massy, Azusa Inoue, Akihito Horie, Masaki Mandai, Hiroshi Ohta, Mitinori Saitou