Blastocyst culture: toward single embryo transfers.

  title={Blastocyst culture: toward single embryo transfers.},
  author={David K. Gardner},
  journal={Human fertility},
  volume={3 4},
The routine culture and transfer of viable human blastocysts has been made possible by the development of sequential culture media, formulated to account for the changes in nutrient requirements of the embryo as it develops and differentiates. Resultant implantation rates of blastocysts transferred on day 5 are significantly higher than those obtained by… CONTINUE READING