People are trying very hard to transition out of using stem cells from fetuses but to make that transition, it will take some time. Insoo Hyun More Quotes by Insoo Hyun More Quotes From Insoo Hyun You have to wait around for someone to donate, and you have to use the tissue right away. It's hard to plan your studies. Insoo Hyun health-news It's just that the public is finding out about it. Insoo Hyun health-news