By Michelle Starr Researchers have created a “heart on a chip” using actual cardiac muscles to help test the effects of heart medication.

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Source:: http://cnet.com.feedsportal.com/c/34938/f/645093/s/4436faab/sc/14/l/0L0Scnet0N0Cnews0Chuman0Eheart0Eon0Ea0Echip0Ecould0Ereplace0Eanimal0Edrug0Etesting0C0Tftag0FCAD590Aa51e/story01.htm