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Research
Feb 27, 2026
Reconstitution of sex determination and the testicular niche using mouse pluripotent stem cells

Drs. Takashi Yoshino, Katsuhiko Hayashi and their research group discovered reconstitution of sex determination and the testicular niche using mouse pluripotent stem cells. This research achievement may lead to foundation for extending germline reconstruction to other mammalian species. In addtion, this study implies development of fertility treatment in the future.
The paper is now available online on Science. Please also check the related paper published from Science Advances (https://doi.org/10.1126/sciadv.adz0269).

TitleReconstitution of sex determination and the testicular niche using mouse pluripotent stem cells
AuthorsTakashi Yoshino, Hiromichi Sasada, Takuya Sato, Tomonori Nakamura, Kenjiro Shirane, Hiroshi Ohta, Maki Kamoshita, Miki Inoue, Yuki Matsudaira, Chao Liu, Mnatsu Matsufuji, Makoto Tachibana, Ken-Ichirou Morohashi, Masahito Ikawa, Mitinori Saitou, Takehiko Ogawa, and Katsuhiko Hayashi
DOI10.1126/science.aea0296
JournalScience
Published dateFebruary 27, 2026