On top of that, preimplantation genetic screening and intracytoplasmic sperm injection may be A part of the method. Cryopreservation with vitrification is then utilised to freeze surplus embryos or for fertility preservation of eggs or embryos. A European directive fixes benchmarks concerning the use of human tissue and cells,[37] but https://bookmarkgenius.com/story18393309/in-vitro-fertilization-can-be-fun-for-anyone