So next month dr tilly will take some of his stem cell booty to edinburgh to collaborate with evelyn telfer , who has developed a technique for growing human eggs from an early stage . She holds a licence to fertilise them experimentally .
Maggie telfer , who runs the bristol drugs project , points out that seeing first-hand the harm that heroin did to relatives and friends inoculated a generation against the stuff , but " there isn 't that collective memory to protect people now . "
