Researchers studied thousands of fertility attempts hoping to improve IVF
By genetically testing nearly one thousand embryos, scientists have provided the most detailed analysis of embryo fate following human in vitro fertilization.
Nearly half the embryos studied underwent developmental arrest because of genetic mishaps in early development — a revealing insight that suggests more IVF babies could come to term with changes in the fertility treatment process. The unique combination of data from arrested embryos also sheds new light on the still largely mysterious earliest stages of pregnancy through natural ...






