In vitro testicular organogenesis from human fetal gonads produces fertilization-competent spermatids

Yan Yuan, Laihua Li, Qing Cheng, Feiyang Diao, Qiao Zeng, Xiaoyu Yang, Yibo Wu, Hao Zhang, Mingqian Huang, Junqing Chen, Quan Zhou, Yunfei Zhu, Rong Hua, Jianyu Tian, Xin Wang, Zuomin Zhou, Jie Hao, Jinjin Yu, Hua Dong, Jiayin Liu, Xuejiang Guo, Qi Zhou, Jiahao Sha, Qi Zhou, Jiahao Sha