- Yu, J., et al. "Human induced pluripotent stem cells free of vector and transgene sequences." Nature (March 26, 2009).
- Stem cell photo and heart cell video (University of Wisconsin-Madison)
- Red blood cells (UW-Madison University Communications 608/262-0067)
- Nerve cells (Courtesy Ronald Kalil)
- Stem cell diagrams (AMNH)
This Human Bulletin was made possible by Science Education Partnership Award (SEPA) grant #1 R25 RR025057-01 from the National Center for Research Resources (NCRR), a component of the National Institutes of Health (NIH).