Example image of eyePlorer eyePlorer map for 'Stem cell controversy': Embryonic stem cell Gene therapy Pluripotency Neuron Harvard University Kevin Eggan Induced pluripotent stem cell Blastocyst Blastomere Preimplantation genetic diagnosis Robert Lanza Wake Forest University Controversy Embryo Stem cell line Pro-life movement Inviolability Murder In vitro fertilisation Sexual reproduction Orrin Hatch Christopher Reeve Michael J. Fox Cell therapy Zygote Human Ex vivo Allotransplantation Primitive streak Catholic Church Viability Abortion Roe v. Wade Supreme Court of the United States Austria Denmark Finland France Germany Greece Ireland Netherlands Sweden United Kingdom Louise Brown Bill Clinton Dickey Amendment George W. Bush 2001 August 9