 She led research which, in 2016, found evidence that the human ovary may have the capability to grow new eggs in adulthood.However, Telfer warned against premature clinical applications in fertility treatments before the findings have been fully understood.In 2018 she was named as one of Porter magazine's Incredible Women of 2018, recognised for her research growing oocyte cells to maturity in the lab, to the point at which they can be fertilised.