
1.http://www.eurostemcell.org/files/factsheets/Growing_cells_in_GMP.jpg
2.http://s.hswstatic.com/gif/stem-cell-possibilities.gif
3.https://yt3.ggpht.com/-Y8D6Fg-k6qc/AAAAAAAAAAI/AAAAAAAAAAA/9lU8yzk8H14/s900-c-k-no/photo.jpg
7. http://www.jax.org/about/images/1036L_2.jpg
8. http://news.harvard.edu/gazette/2004/03.04/photos/01-stemcells2-450.jpg
9. http://cdn1.collective-evolution.com/assets/uploads/2013/05/red-blood-cells.jpg
http://www.explorestemcells.co.uk/historystemcellresearch.html
http://stemcell.childrenshospital.org/about-stem-cells/history/
http://stemcells.nih.gov/policy/pages/2001policy.aspx
http://www.nih.gov/news/health/dec2009/od-02.htm
http://www.stemcell.ucla.edu/about/milestones
http://www.sciencedaily.com/releases/2014/03/140321164605.htm
http://www.sciencedaily.com/releases/2014/03/140320101320.htm
http://directorsblog.nih.gov/2014/02/06/the-acid-test-turning-regular-cells-into-stem-cells/
http://humangenetics.jhmi.edu/index.php/faculty/linzhao-cheng.html
http://www.nature.com/news/miniature-human-liver-grown-in-mice-1.13324