ScienceDaily (Nov. 9, 2007) ? Engineers at Rensselaer Polytechnic Institute have transformed a polymer found in common brown seaweed into a device that can support the growth and release of stem cells at the sight of a bodily injury or at the source of a disease.
http://www.sciencedaily.com/releases/2007/11/071109191538.htm
http://www.sciencedaily.com/releases/2007/11/071109191538.htm