BRD2 and spontaneous abortion: - 15/22 females had documented amenorrhea- 7/22 females without amenorrhea were on hormonal support- All women had AMH <1ng/mL 2 years after transplant- 10/22 females had FSH >40 IU/mL x2- 1 female had spontaneous pregnancy and miscarriage- 1 pregnancy from embryo cryopreservation-74% of males had azoospermia- testosterone levels were all normal- 4/21 males fathered pregnancies; 1 required IVF