Small RNA: From development to regeneration

A microRNA cluster that targets the Hippo pathway can reintroduce terminally differentiated cardiomyocytes into the cell cycle, promoting heart regeneration (Tian et al., this issue). A microRNA cluster that targets the Hippo pathway can reintroduce terminally differentiated cardiomyocytes into the cell cycle, promoting heart regeneration (Tian et al., this issue).