Researchers use heart cells to create "biobots"

11/20/2012 | National Geographic News

A team of researchers developed biological robots by connecting heart muscle cells from anesthetized newborn rats onto a flexible structure made of hydrogel. Researchers chose heart cells for the "biobots" since they spontaneously contract, moving the robots forward fractions of an inch every second. Researchers believe that the robots have many potential uses such as attacking tumor cells.

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