Fertilization challenge is to reduce twin births

Fertilization challenge is to reduce twin births

After 40 years of first test tube baby, assisted reproduction clinics goal is to reduce suffering for mothers and babies

Fertilization clinics are intended to avoid complications for women and babies.Chris Jackson / Getty ImagesGael is only 3 years old, but is already calling for his brother Benício.In August, Gabriela Lacerda's 35-year-old family will be complete, thanks to a little help from science.The embryos of Gael and Benicius were formed at the same time by in vitro fertilization - but instead of sharing space in the womb, one of them "waited" frozen in the laboratory.Between one belly and another, Gabriela had time to organize."Everything is ready and Gael is looking forward."Increasing single pregnancies - as with Gabriela - and decreasing twin pregnancies is the goal of assisted reproduction clinics in Brazil and around the world.Forty years after the birth of the first test tube baby in July 1978 in the United Kingdom, the precision of embryo selection and freezing techniques for in vitro fertilization has already allowed one-to-uterus transfer with equivalent success rates.Read...


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