Immune System In A Bottle Could Help Prevent Flu Vaccine Shortage

Picture a honeycomb and each compartment in the honeycomb is coated with living cells from a person’s mouth, skin or a piece of bone. University of Michigan associate professor Nicholas Kotov believes that one day, the cells in those honeycombs can be used to grow spare parts for our bodies, or even an entire artificial immune system in a bottle.
http://www.sciencedaily.com/releases/2004/10/041027141126.htm