Turning Ovaries into Testes

Turning Ovaries into Testes - An ovary does not necessarily remain an ovary without all of the necessary genes at work, new work by Treier and colleagues shows. Watch and listen as Mathias Treier takes you on a brief, personally guided tour of his lab's findings that deletion of the gene Foxl2 in adult female mice causes their ovaries to begin to transform into testes.