http://blogs.wsj.com/venturecapital/2011/05/17/a-rare-win-for-venture-investors-in-regenerative-medicine/
http://english.eluniversal.com/2011/05/16/technology-for-better-quality-of-medicine.shtml
http://www.onlineprnews.com/news/139537-1305652315-investor-stem-cell-declares-2011-stem-cell-leaders.html
http://www.sciencedaily.com/releases/2011/05/110516131536.htm
http://www.nytimes.com/2011/05/14/science/14stem.html?_r=1
http://news.cnet.com/8301-13772_3-20062740-52.html
http://www.fiercebiotech.com/story/ipierian-fires-top-execs-shifts-focus/2011-05-13