52 2008. 03
BRYAN CHRISTIE DESIGN sa.ylib.com 53
BRIDGEMAN ART LIBRARY/GETTY IMAGES 54 2008. 03
BRYAN CHRISTIE DESIGN; SOURCE: ANNE M. STEVENS Fred Hutchinson Cancer Research Center sa.ylib.com 55
ANNE M. STEVENS Fred Hutchinson Cancer Research Center (liver micrograph) 56 2008. 03
DEAN FORBES Fred Hutchinson Cancer Research Center (Nelson); JEN CHRISTIANSEN (illustration) sa.ylib.com 57
BARBARA PENOYAR Getty Images 58 2008. 03
Human Natural Chimerism: An Acquired Character or a Vestige of Evolution? Baruch Rinkevich in Human Immunology, Vol. 62, No. 6, pages 651 657; June 2001. Microchimerism: An Investigative Frontier in Autoimmunity and Transplantation. Kristina M. Adams and J. Lee Nelson in Journal of the American Medical Association, Vol. 291, No. 9, pages 1127 1131; March 3, 2004. Maternal Microchimerism in Peripheral Blood in Type 1 Diabetes and Pancreatic Islet ß Cell Microchimerism. J. Lee Nelson et al. in Proceedings of the National Academy of Sciences USA, Vol. 104, No. 5, pages 1637 1642; January 30, 2007. Graft and Host, Together Forever. Marguerite Holloway in Scientific American, Vol. 296, No. 2, pages 32 33; February 2007. sa.ylib.com 59