Doctors have seen promising results in an experiment that transfers a hormone from healthy mice to mice with heart failure. Dr. Jon LaPook reports the team's next step is to see if it has the same ... more 
Doctors have seen promising results in an experiment that transfers a hormone from healthy mice to mice with heart failure. Dr. Jon LaPook reports the team's next step is to see if it has the same effect in humans. less 
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Fri, May 10, 2013 9:20 AM EDT