- OHSU: Converting Human Cells Into Embryonic Cells
- The University of Waikato: Bone Marrow Transplant Timeline
- Ruse, Michael and Christopher A. Pynes. The Stem Cell Controversy: Debating the Issues. Amherst: Prometheus Books, 2003. Book.
- NIH: Current U.S. Policy Regarding Research
- Miller, Adam, et al. What is the Controversy over Stem Cell Research? Chicago: Raintree, 2012. Book.
- Park, Alice. The Stem Cell Hope: How Stem Cell Medicine Can Change Our Lives. New York: Hudson Street Press, 2011. Book.
- ASU: Building Blocks Of Life