Using human brain cells to make mice smarter

The findings indicate that these supportive cells, called glia, play an important role in human cognition.

http://www.sciencedaily.com/releases/2013/03/130307123947.htm?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+sciencedaily%2Fmind_brain%2Fchild_development+%28ScienceDaily%3A+Mind+%26+Brain+News+--+Child+Development%29