In vitro fertilization of a human egg cell. Photo via Thinkstock. At any given moment, about 7 million US couples want to get pregnant but can’t. Of these, just 60 thousand or so go through in vitro fertilization. What happened to the other 85 percent? Well, considering each round of IVF…
In 2004, Jon Tilly, professor and chair of the Department of Biology, overturned the paradigm that female mammals do not produce new egg cells after birth. His discovery has opened the floodgates for new clinical approaches to combat infertility and perhaps even stave off menopause.