PTEN and isolated hemihyperplasia: As the Cd38–cADPR signal system plays an important role in cardiomyocyte functions [48,49,55,56], the relation between the expression of components of the Cd38–cADPR signal system (Cd38, Ryr2, and Fkbp12.6) and Pten is important in cardiomyocyte functioning in IH condition.