In vitro fertilisation (IVF): IVF baby Nicholas Flickinger,the younger of two twin boys conceived on the same day by IVF,but born a year and a half apart. The twins' mother,Catherine,began IVF treatment at the Jones Institute in Norfolk,Virginia,in November 1986. 12 ripe eggs were taken from her ovaries & fertilised with her husband's sperm. Several of these were implanted in her womb & she became pregnant,giving birth to her first son,David,the following summer. The remaining fertilised eggs were frozen for later use. Catherine underwent a second successful embryo transfer,from the same batch of eggs,in May 1988,giving birth to Nicholas in 1989 |