As in a recent report of pressure-induced hypertrophy in humans (56), we assessed expression of a “cardiomyocyte disease” metagene comprised of combined counts for NPPA, NPPB, MYH7, MYH7B, XIRP2, CMYA5, ANKRD1, TNNI3, ACTA1, and PFKP. Here, NPPB is linked to glycogen storage disease VI.