Researched
In vitro fertilisation
Louise Brown, born in 1978 after Patrick Steptoe and Robert Edwards fertilised an egg in a dish, was the first of millions of IVF babies.
Open in the interactive tree →Edwards received the 2010 Nobel Prize in Physiology or Medicine. Embryo culture and freezing developed for IVF also underpin embryo screening and animal cloning.
Prerequisites
- Hormones1902-1905
- Cell culture and HeLa cells1951
Unlocks
- Cloning (Dolly the sheep)1996IVF-era egg handling and embryo culture made nuclear transfer into eggs workable
- Disease risk read from DNA2035?Screening embryos for disease risk is only possible with IVF